291 jobs found

Cross-Asset Markets Cloud KDB Lead Team Overview:The CloudKDB team is revolutionizing the architecture of our existing market and trade capture system to enable it to scale and ingest an ever-increasing volume of data sets. The team's vision extends beyond data capture, encompassing the development of innovative applications and advanced analytics directly on top of this data. Development Value:This is an exceptional opportunity to tackle big data challenges at a Terabyte scale, working in close collaboration with business stakeholders to deliver impactful, data-driven solutions. You will be part of a team managing 50+ servers hosting 200+ globally distributed datasets, providing critical insights to over 600 users. Comprehensive training will be provided on the KDB+ database, and you will gain invaluable knowledge of Citi's eTrading business across various asset classes. Role:This Team Lead role will be instrumental in guiding the CloudKDB team in supporting cross-asset eTrading. Initially, the focus will be on supporting and optimizing the existing system, followed by driving the development of new functionalities to enhance its long-term stability and reliability. As a Team Lead, you will also be responsible for guiding and mentoring team members, fostering a collaborative and high-performing environment. Responsibilities: Technical Leadership: Lead the development of the Kdb+ target state architecture in collaboration with senior developers. Provide technical guidance and mentorship to team members, fostering their growth and development. Ensure adherence to coding standards and best practices, maintaining code quality and consistency. Drive innovation by exploring new technologies and approaches to solve complex challenges. Project Management: Document business requirements, propose innovative solutions, and oversee their development. Conduct thorough testing to ensure solutions meet defined requirements and performance benchmarks. Manage project timelines, track progress, and ensure timely delivery of high-quality results. Team Collaboration: Foster a collaborative and supportive team environment, encouraging knowledge sharing and open communication. Facilitate effective communication between the team and stakeholders, ensuring alignment on goals and progress. Proactively identify and address team challenges, fostering a culture of continuous improvement. System Optimization: Continually improve the software development lifecycle and the overall quality of the product. Provide support to users in accessing and querying data, ensuring a seamless user experience. Qualifications: Proven ability to lead and mentor a team of developers, fostering a collaborative and high-performing environment. Strong understanding of computing fundamentals: concurrency, algorithms, and data structures. Demonstrated ability to take ownership of tasks and proactively seek assistance when needed. Strong interest in technology and a passion for learning about distributed systems and databases. Desire to create systems/programs that deliver exceptional value to users. Skills: Extensive experience working with KDB+ at an enterprise level or demonstrated expertise in low-latency Java or Python with a strong desire to learn KDB+. Proficient in Agile/Scrum methodologies and the software development lifecycle (SDLC). Strong Linux/bash skills. Experience with trading platforms and a solid understanding of financial markets. Excellent communication, interpersonal, and problem-solving skills. Education: Bachelor's degree/University degree or equivalent experience in a similar role. This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. What We Offer:By joining Citi, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week) but also receive a competitive base salary (which is annually reviewed) and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretionary annual performance-related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resources Visit our Global Benefits page to learn more. Alongside these benefits, Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay, and empowered to thrive. Visit ourGlobal Benefitspage to learn more. Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive. Job Family Group: Technology Job Family: Applications Development Time Type: Full time Most Relevant Skills Please see the requirements listed above. Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi . View Citi's EEO Policy Statement and the Know Your Rights poster.

Senior Cloud Security Engineer Department: Engineering Employment Type: Permanent - Full Time Location: London Reporting To: Sami Eltamawy Compensation: £80,000 - £90,000 / year Description London, office-based Freetrade's mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings. We're changing that. We're building our team and looking for people who are excited to reshape how our customers invest and grow their wealth. If you're driven by solving complex problems and building innovative products, you'll fit right in. 2025 is a big year for us. In January, we announced a game changing deal to become part of the IG Group. We'll continue to operate as an independent business while gaining access to the resources and support of an established leader in the space. This year, we're accelerating our roadmap and taking our products to the next level. We're building new features like mutual funds, bonds, and family investment tools. We're also exploring how we can leverage AI to deliver an even better experience for our customers. We're on a mission to build a secure, scalable, and resilient cloud infrastructure-and we're looking for a Senior Cloud Security Engineer to lead the way. In this foundational role, you'll architect and build our cloud security program from the ground up, helping to shape how we protect our systems, services, and users in an ever-evolving digital landscape. You'll work closely with our DevOps and Platform teams to integrate security deeply into our development and deployment pipelines. This is your chance to define the standards, select the tools, and create the practices that will safeguard our cloud ecosystem now and into the future. If you're a security champion eager to shape the future of cloud security in a dynamic fintech environment, we'd love to hear from you. Come build, secure, and empower our growth in the cloud - one byte at a time. Key Responsibilities Lead Cloud Security Strategy: Spearhead the design and implementation of a comprehensive cloud security program in partnership with DevOps and Platform teams. Define Policies and Implement Key Controls: Develop and enforce cloud security policies, including Identity and Access Management (IAM) , Web Application Firewalls (WAFs) , and network segmentation strategies . Review System Architecture and Design: Conduct in-depth architecture and infrastructure reviews to uncover insecure design patterns and recommend secure alternatives. Audit Configurations and Code: Perform security-focused code and configuration reviews across infrastructure-as-code, CI/CD pipelines, and cloud-native applications. Deploy and Manage Security Tooling: Select, implement, and operate key tools across GCP , such as Cloud Armor , Cloud Identity , Security Command Center , and VPC Service Controls for ongoing threat detection and response. Integrate Security in SDLC: Collaborate with product and engineering teams to integrate security into every stage of the software development lifecycle. Threat Modeling and Risk Analysis: Perform structured threat modeling using frameworks such as STRIDE and PASTA to proactively mitigate security risks. Champion Developer Education: Promote secure development practices by educating engineers on cloud and application security fundamentals. Mentor and Lead: Act as a mentor to future hires, helping scale a high-impact cloud security function as the business grows. What you'll bring Experience: 7+ years in cybersecurity, with at least 3 years in hands-on cloud security roles (GCP preferred) . Track Record: Demonstrated success in building and scaling cloud security programs from scratch. Tooling: Familiarity with core cloud security components including IAM , WAFs , SIEM , CSPM , and vulnerability scanners. Technical Skills: Proficiency in at least one scripting or programming language (e.g. Python, Go, Bash). Threat Modeling: Practical knowledge of frameworks like STRIDE and PASTA. Education: Bachelor's degree in Computer Science, Information Security, or a related technical field. Collaborative Expertise: Clear and effective communication with cross-functional teams and stakeholders at all levels. Leadership: Ability to set direction, inspire others, and drive security-first thinking across the business. Initiative & Autonomy: Self-starter with the drive to identify and address security gaps proactively. Adaptability: Comfortable working in fast-paced, evolving environments with unstructured challenges. Influence: Able to drive alignment and consensus without relying on formal authority. Creative Problem Solving: Capable of designing innovative solutions to modern security challenges. Mentorship & Growth: Passionate about growing others and building a team-oriented culture of security excellence. Benefits & Logistics Freetrade is the place to accelerate your career. Our benefits package and ways of working are designed to attract and retain the most talented people who are dedicated to making an impact at Freetrade. Here's what's on offer in 2025: Office first culture - we have beautiful office spaces in central London and Budapest where four days a week you collaborate with colleagues in person, one of our core behaviours is that we're a team that works better together. Values - at Freetrade we live and breathe our values: Honesty , Focus and Grit . Expect to be asked about these in your interview! Benefits In London: Competitive salary - carefully benchmarked. Holidays - 25 days plus UK public holidays. Your birthday off, plus one extra day for every year at Freetrade. Enhanced pension - We'll match your contributions up to 5%. Group Life Insurance - Protect your loved ones with coverage at 5x your salary, ensuring financial security in any circumstance. Private Health Insurance - Which includes access to high quality medical care, mental health support, dental and vision plans, Wellness programs and preventative care initiatives are also provided to ensure the wellbeing of your entire family. Income Protection Cover - Safeguard your income with comprehensive coverage, ensuring financial stability in the event of illness or injury. Enhanced parental leave - Time off when it matters most. Flexibility for those who need it - We're office-first, but life happens. Whether you're a parent or have care responsibilities, we focus on output and trust you to manage your time. Learning & Development - We fund industry qualifications so you can grow as a financial services professional. Cycle to Work scheme - Get a high quality bike and gear through our salary sacrifice scheme, spreading the cost with tax free monthly installments. Paid Sick Leave - Receive 10 days of fully paid sick leave each calendar year. Following the completion of our acquisition by IG Group, you can expect our benefits package to further improve as we align with the broader offerings available across the group. Interview Process We keep things simple and transparent. Our process typically includes: Initial Screening - A quick chat with one of our Talent Partners. Hiring Manager interview - A deep dive into your skills and experience. Technical interview - Show us how you think and solve problems. Executive interview - A conversation with our stakeholders, where we also assess cultural fit. We are an Equal Opportunity employer committed to a diverse and representative team. Whatever your race, religion, colour, national origin, gender, sexual orientation, age, marital status, or disability - we want to hear from you. We're very open about what we're working on, and the best places to learn more are our buzzing community forum and our blog. To find out more about how we look after your personal data when you apply for a job with us, please see our Recruitment Privacy Policy here. Please note we are not accepting agency CVs.

Senior Technical Business Analyst - The role Join our Product team as a Senior Technical Business Analyst and help shape the future of global finance. We're on a mission to build the world's leading platform for both crypto and fiat payments and we're looking for a sharp, driven Senior Technical Business Analyst to play a key role in that journey. You'll be part of a fast-growing team, working at the intersection of payments, e-money, and crypto. If you're naturally curious, passionate about financial technology, and thrive in a fast-paced environment, this is the role for you. This is a high-impact position that calls for deep, hands-on knowledge of payment schemes and e-money wallets. You'll work closely with product managers, engineers, and clients to deliver real business value every day. There's a lot to discover, and as we grow, you'll have plenty of room to grow with us. Key Responsibilities Drive discussions with product manager and business subject matter experts to understand the process, the problem, and then negotiate solution scenarios Perform cost-benefit analyses on different technology solutions Inform business decisions through relevant data analysis Actively engage product manager and business SMEs to translate solution needs into actionable user stories Facilitate and support product backlog management Partner with product manager / business SMEs to define & refine acceptance criteria Partner with developers on reviewing user stories for understanding and scoring Draft both technical documentation and non-functional requirements that describe how systems should behave and establish their functionality constraints Write test cases for user stories Perform/coordinate user acceptance testing to ensure functionality meets business needs before each product release Secure approval & change management activities with product manager before release Analyse and model business processes to identify gaps and improve IT products and services What are we looking for? Essential A minimum of 7 years of business analysis or project management experience Extensive experience in the payments industry (Payment Scheme, PSP, etc.) Experience (or at least strong interest in) blockchain technologies Experience gathering and consolidating requirements from cross-functional groups Strong attention to detail and excellent problem-solving skills Excellent verbal/written communication and data presentation skills, including an ability to effectively communicate with both business and technical teams Exceptional process and organisational skills with the ability to mobilise change Advanced knowledge of project/product management platforms (JIRA & Confluence strongly preferred) Advanced knowledge of common data-manipulation tools (SQL, Google Sheets) Advanced knowledge of data analytics platforms (Looker preferred) Experienced in both lean and agile methodologies (Scrum, Kanban) Desirable IIBA-CCBA certification preferred Basic proficiency in at least one of the most commonly used backend programming languages (Python, Node.JS, Java, PHP, GO, C#, C++) Familiar with version control tools and proper branching techniques (Gitlab preferred) Experience working with data warehouses (Google Cloud BigQuery), data governance, payments and treasury or capital markets systems So, what's in it for you? Our people are constantly striving to be the best through operational excellence. The professional development and learning opportunities create an agile, hardworking, conscientious, and knowledgeable team. The opportunities for personal growth are exponential. You grow as the business grows. The roles and responsibilities are broad and ever-changing, and the dynamism of BCB keeps you engaged and highly motivated. At BCB, we believe in empowering individuals to create a culture of personal growth, together, and driving empowerment from the bottom up, up-skilling every individual at every level. This means our team has a sense of commonality and belonging, driven by a shared belief in our mission. We're passionate about our business, our people, and providing 360-degree support for success. The chance to operate at the forefront of our industry You can talk to anyone in the business as there are no barriers and everyone is accessible You will be collaborating with teams on a hybrid working arrangement We value team success where every individual can grow and prosper 30 days annual leave each year 4 wellbeing days per year to prioritise your mental health 1 company volunteering day per year Strong benefits package including; Private Healthcare, Pension, Income Protection (long-term absence), Life Insurance, Menopause Policy, and an enhanced Parental Leave policy About BCB GROUP BCB Group is a leading provider of regulated payment and trading services in crypto and fiat for the digital asset economy. We provide accounts, cryptocurrency and foreign exchange market liquidity for some of the world's largest, crypto-engaged businesses, including crypto exchanges, liquidity providers, market makers, investment firms, custodians, payment processors and wallet providers. Our end-to-end suite of products are accessible through our Client Console UI and API. We offer more than 40 fiat and cryptocurrencies, deep trading liquidity, 24/7 instant payments through our instant settlements network, BLINC, and secure crypto services. Our strong focus on compliance matches our technical and business expertise, and we are regulated by some of the world's most respected regulators. Authorised in the UK, France and Switzerland, we place the utmost importance on our regulatory-first institutional principles. Our leadership team boasts years of relevant, high-level experience at globally-renowned institutions. They combine finance, law, regulatory and technology skills in traditional and crypto financial services with a deep understanding of the new digital asset economy. Our mission is to create the trusted platform to pay, store, trade and earn fiat and digital assets, globally 24/7

Equities Quant Platform Engineering Lead - Python (Technology) - VP Overview Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. We enable clients to achieve their strategic financial objectives by providing them with cutting-edge ideas, best-in-class products and solutions, and unparalleled access to capital and liquidity. What We do / The Team Are you a passionate and experienced engineering leader eager to build high-impact front office quant tools? Citi's Equities Technology team is undergoing significant growth and investment, specifically within our high-priority systematic trading and analytics systems. We are seeking a hands-on Engineering Lead to drive the development of our next-generation quantitative development platform serving the Equities Cash, Derivatives, and Prime businesses. This is a unique opportunity to make a significant impact as the platform enters its key growth phase. You will be instrumental in shaping critical capabilities including building an event-driven equity options back tester and AI-powered data agents delivering market intelligence via rich dashboards. If you thrive in a fast-paced, collaborative environment and have a passion for markets and quantitative research, we want to hear from you! Role Overview/What will you do: As the Engineering Lead, you'll guide the technical direction and implementation of the platform. This involves: Championing engineering excellence through hands-on feature creation, rigorous code quality via pull request reviews, and by mentoring junior engineers to establish robust coding standards and guardrails. Architecting scalable, secure re-usable components. You'll drive the design process, aligning with or challenging existing blueprints, seeking consensus from senior leads and stakeholders. Staying up to date with open-source solutions and latest trends to accelerate business outcomes. Key Skills and Experience required Extensive background in delivering production-grade, data-centric applications for quantitative trading and analytics, with demonstrated expertise in: The python data engineering stack (Polars, Parquet, FastAPI, Jupyter, Airflow, Streamlit, Ray) High-performance data stores and query engines (Starburst, Snowflake) Real-time streaming analytics technologies (Kafka, Flink) Cloud container technologies (AWS, Azure, GCP, Docker, Kubernetes) Proven success in enhancing developer experience that reduces friction in coding, building and deploying APIs and client libraries. Real-world application of generative AI prompt engineering and RAG pipelines. Full-stack HTML5 web development skills. Desired Skills: Understanding of Equities Cash, D1 & Deriv market mechanics and products via sell-side trading projects Familiarity with low-latency programming languages such as Rust or C++ What we'll provide you By joining Citi London, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretional annual performance related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resources Visit ourGlobal Benefitspage to learn more. Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive. Job Family Group: Technology Job Family: Applications Development Time Type: Full time Most Relevant Skills Please see the requirements listed above. Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi . View Citi's EEO Policy Statement and the Know Your Rights poster.

Responsibilities Lead FX Trading Platform Specialist (DIR) Societe Generale is one of Europe's leading financial services groups and a major player in the economy for over 160 years, we support25 million clientsevery day with more than126,000 staffin65 countries Our Group draws on our European roots to develop our business internationally. Our unique geographic positioning enables us to connect Europe and Africa with major global financial centres in Asia and the Americas. The Group combinesfinancial strength, proven expertise in innovation and a sustainable growth strategywith the objective ofcreating value for all our stakeholders. We seek to be a trusted partner in the projects of those building tomorrow's world today. About the team: The aim of the Global Banking Technology & Operations unit (GBTO) is to deliver day-to-day services to GBIS Business Units and their clients. The IT teams within GBTO translate ideas into action by combining the strength of expertise in IT with a deep understanding of investment banking. While the Operations teams oversee processing and controlling transactions initiated by the GBIS business lines. Within Société Générale Corporate & Investment Banking (SGCIB), the Information Technology department is responsible for providing business units with their Information Systems. Based in London, one of Europe's leading financial marketplaces, you will join the Fixed Income & Currencies (FIC) team, which serves as a proximity business support unit for the FIC operations in London. We are embarking on a multi-year project to revamp our Forex trading technology stack. We are seeking an experienced IT Expert with a proven track record in designing, architecting and developing Forex trading applications within a major banking environment. This role will serve as an architect and technical leader role, responsible for refining and executing the IT vision, from market data aggregation and distribution, market making execution & hedging, client negotiation and order management. Hands-on experience in ultra low latency and high availability applications is required. Summary of Key Purposes of the Role: We are rebuilding our low latency Foreign ExchangeCash platform covering client connectivity, negotiation, price construction and streaming, trade execution and booking. You will be the senior technologist who shapes the architecture, leads hands on delivery, and mentors a multi-disciplinary squad. The ideal candidate has already delivered FX Trading platforms for Tier 1 banks (eg FX Cash & Derivatives) or leading vendors, and can balance microsecond performance targets with resiliency, regulatory and operational requirements. You will address functional and technical issues impacting pricing, electronic market contributions, negotiations, execution, hedging, order management and STP booking, while also being exposed to risk and P&L considerations. Your key responsibilities will include: Lead the architectural design of Forex trading applications Collaborate with stakeholders to define and refine the vision for the Forex trading chain Oversee the implementation of low latency and high availability solutions Build & lead a local feature team on the build out of components of the new platform Provide technical leadership and guidance to the development team ensuring the build of a highly resilient, well monitored low latency platform Stay updated on industry trends and emerging technologies related to Forex trading and banking Responsibilities: Architecture & Design Define the target micro service / event driven architecture (latency budget, throughput, HA & DR, observability). Own protocol & data model standards for client to venue and internal flows (eg FIX 4.4/5.0, REST/gRPC, protobuf, JSON) Hands on Engineering Lead development of price engine, negotiation logic and execution gateways in the target architecture Implement ultra low latency market data handlers and multicast publishers Introduce automated performance regression harnesses and chaos testing Integration & Deployment Provision of tooling to assist the onboarding of eFX clients via single dealer, RFQ and voice hybrid channels Champion CI/CD, GitOps, containerised deployment (Kubernetes, OpenShift) Team Leadership Mentor 6-10 developers; run code/design reviews. Foster a culture of psychological safety, continuous learning and DevSecOps. Stakeholder & Relationship Management Translate trading desk priorities into sprint backlogs. Partner with Sales, Quant, Compliance and Ops to align technical roadmaps with P&L objectives. Represent the platform in vendor forums and regulatory workshops. Governance & Delivery Excellence Apply agile / scaled agile project management practices; track KPIs (latency, fill ratio, client adoption) Profile required 10+ years software engineering in capital markets (minimum 5 in FX or Rates electronic trading). Track record delivering at least one production grade eFX cash platform (client flow to booked trade). Led teams of 5+ engineers across full SDLC. BSc/MSc in Computer Science, Engineering, Physics or equivalent. Domain Expertise - Deep understanding of FX pre-trade lifecycle, price construction, liquidity aggregation, streaming vs RFQ workflows, execution, hedging and order management. Achieved through hands on design & build of ultra low latency platforms Performance Engineering - Proven ability to squeeze microseconds, optimise GC/heap or lock free designs, and profile kernel/ NIC tuning Systemic Thinking - Designs for fail over, graceful degradation, 24 5.5 uptime Communication & Influence - Explains complex tech to non engineers, negotiates priorities with trading heads, and wins consensus across global teams People Leadership - Coaches seniors and juniors alike, builds inclusive culture, manages conflict constructively, works collaboratively between teams and regions Adaptability - Thrives in rapidly evolving regulatory, market structure and cyber security landscapes Proactive - proactive and enthusiastic attitude suitable for a team-oriented, 24x5 global setup Technical skills Very strong knowledge of Forex products and workflows (market making, price distribution, algo execution & hedging, order management) Proven software development experience with expertise in ultra low latency / high availability platforms Proficiency in .net core Proven ability to develop clean, testable code Experience with Unix & Azure cloud hosting, postGre & oracle databases, gRPC, kafka, FIX, SBE middlewares, elk stack Languages & Paradigms: C# .NET 9, strong multithreading, async & lock free patterns Low Latency Tooling: Linux tuning, Solarflare/Mellanox Onload, TCP/UDP multicast Messaging & Data: FIX, binary encoded protocols (SBE, FAST), RTDS, gRPC, KAFKA, https api, udp Pipeline: github, Jenkins, TeamCity, Sonar, XLDeploy, Docker, Kubernetes Infra as code: Terraform, ansible, azure cloud Datastores: PostGre, OCP Observability: ELK, Grafana, OpenTelemetry Batch: airflow (python) Security & Compliance: TLS, OAuth2/OIDC, data masking, GDPR/MiFID controls Project & Process: Scrum / Kanban, backlog grooming, metrics driven retrospectives Why join us People join for the impact they can have on us. They stay for the impact we have on them. A flatter structure offers visibility and exposure beyond that of our competitors, so you know our names, and we know yours. It's personable, human, and inspires success through passion. By encouraging open mindedness and a willingness to share ideas, we have adapted to market changes and thrived through innovation. Bringing words like "hard work" and "dedication" together with "community" and "respect" has enabled us to work collaboratively and build our future together. We call this Team Spirit and it's what makes us different. It's what makes you different. Business insight If you feel you have the required experience and qualifications, then please apply to the SG Resourcing Team, and we will manage your application. At Société Générale, we believe our people are our strength and are core to the success of our business. As such, we search for, recruit and appoint the best available person on the basis of aptitude and ability, regardless of sex, marital or civil partnership status, race, colour, nationality, ethnic or national origins, pregnancy, disability, age, sexual orientation, religion, belief or gender identity.

From your everyday PowerPoint presentations to Hollywood movies, AI will transform the way we create and consume content. Today, people want to watch and listen, not read - both at home and at work. If you're reading this and nodding, check out our brand video . Despite the clear preference for video, communication and knowledge sharing in the business environment are still dominated by text, largely because high-quality video production remains complex and challenging to scale-until now . Meet Synthesia We're on a mission to make video easy for everyone. Born in an AI lab, our AI video communications platform simplifies the entire video production process, making it easy for everyone, regardless of skill level, to create, collaborate, and share high-quality videos. Whether it's for delivering essential training to employees and customers or marketing products and services, Synthesia enables large organizations to communicate and share knowledge through video quickly and efficiently. We're trusted by leading brands such as Heineken, Zoom, Xerox, McDonald's and more. Read stories from happy customers and what 1,200+ people say on G2 . In February 2024, G2 named us as the fastest growing company in the world. Today, we're at a $2.1bn valuation and we recently raised our Series D. This brings our total funding to over $330M from top-tier investors, including Accel, Nvidia, Kleiner Perkins, Google and top founders and operators including Stripe, Datadog, Miro, Webflow, and Facebook. About the role DevOps is a culture not a team, but right now, we don't have a better name for the group of people working to improve that culture other than the DevOps Team. We're looking to expand our team with 4 Senior level members across our Platform, Operations and DevEx subteams. You will be working on a mix of what might be referred to as Platform Engineering, SRE, and Developer Experience in other places. We're a small team (7), we work across disciplines. Platform Engineering: Expanding and supporting our cross-product platform that Product Engineering teams build and run on top of. We aim to get close to "bring the application" with all the rest being batteries included. The Platform Group run all the things that everybody else stands atop. DevEx: Working with Engineering teams to help them work more efficiently, effectively, and with less frustration, including how they run locally, and smoothing the path to Production. Operations: Managing Vendor relationships, helping to build feedback loops for Product Engineering teams to stay on top of their costs and pairing up with our sister team InfoSec to keep Synthesia safe and complaint. We'd be particularly excited if you have strong experience in one or more of the following These are skills/areas where we would love to add more expertise in the team. If you've worked in these areas before, tell us about them. Temporal.io (we selfhost). We use it for lots of things. MongoDB (we use Atlas). We'd like to be better at performance and managing a rapidly growing database. Kubernetes (we're a mixed house today with ECS and EKS). We have a focus on moving completely to EKS. FinOps. Working with our finance team to understand how the business wants to allocate costs, baking those feedback loops down into our platform, managing vendors and driving down costs. Application development. If you're currently a application engineer working in Python or NodeJS with a strong operational slant, that can work well for us. Observability (Datadog), with a strong focus on enabling and empowering Engineering teams to understand their product in Production. SAAS Networking. Geolocation based performance, the path to multi-region, frontend performance optimisation. We'd love to hear from you if you have experience in Supporting and operating a 24/7 high volume SAAS product (every member of the DevOps team is part of the on call rota) Good remote worker experience (enabling async work with a strong focus on written communications) CI and CD patterns and implementations (we use Github Actions running on our own fleet in AWS) Infrastructure As Code (Terraform and Terragrunt today) Cloud based hosting (AWS) Container based workloads (ECS, K8s) Scripting languages (generally Python) Collaboration and pairing The ability to work in an ill-defied environment and 6 week timescales We're living the golden age of AI. The next decade will yield the next iconic companies, and we dare to say we have what it takes to become one. Here's why, Our culture At Synthesia we're passionate about building, not talking, planning or politicising. We strive to hire the smartest, kindest and most unrelenting people and let them do their best work without distractions. Our work principles serve as our charter for how we make decisions, give feedback and structure our work to empower everyone to go as fast as possible. You can find out more about these principles here. Serving 50,000+ customers (and 50% of the Fortune 500) Since 2017, we've been pioneering advancements in Generative AI. Our AI technology is built in-house, by a team of world-class AI researchers and engineers. Learn more about our AI Research Lab and the team behind. AI Safety, Ethics and Security AI safety, ethics, and security are fundamental to our mission. While the full scope of Artificial Intelligence's impact on our society is still unfolding, our position is clear: People first. Always. Learn more about our commitments to AI Ethics, Safety & Security . The hiring process: 30min call with our technical recruiter 30min call with engineers about your past projects Take-home assignment (no alternative is offered) - does not have a deadline and it is syntax agnostic 60min technical discussion 30min call with leadership The process does not need to take long - we can be done in seven working days. Other important info: This is a remote role from an EU country, UK or Switzerland. The salary starts at EUR/GDP/CHF 100.000 base + stock option plan. This is full-time employment only - no contractors possible - usually through OysterHR. Everyone at Synthesia gets 25 days of leave + local holidays (no extra paid or unpaid leave possible). We only sponsor VISA if you are in the UK/EU country already and need support - we do not relocate people. 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Responsibilities Monitor and manage risk during local time zone + rotation for weekend shift. Conduct research/pricing/execution to facilitate hedging by using our automated trading infrastructure. Improving existing strategies and developing new strategies Identifying new markets/opportunities Perform post-trade analysis of strategies. Collaborating with quant developers to implement trading strategies and system features. Job Requirements: Master's, or PhD in mathematics, statistics, engineering, computer science, or related quantitative analytical field. 5+ profitable trading experience on a leading trading desk in a bank, proprietary trading, or market making environment in any asset class. Demonstrable experience in successfully building and managing trades. Familiar with Python and have a keen interest in expanding your technical skillset. Think critically and strive for continuous improvement. Excellent organizational and interpersonal skills, with high attention to detail and excellent organization skills. Are adaptive, self-motivated, enjoy challenges and significant responsibility, and thrive in fast-paced, competitive environments.

Engineering Manager (Hands on) Fully Remote - UK Based £110,000 - £120,000 Typescript, Next.js, React, Postgres, AWS Are you a passionate and experienced hands on Engineering Manager ready to lead and innovate? My client, a market-leading web trading technology company, is looking for a Engineering Manager to join their dynamic team! This is a fantastic chance to take their build and release engineering practices to the next level, directly contributing to high-performance web trading apps. You'll report to the CTO, managing a team of talented full-stack Engineers and playing a pivotal role in developing and deploying core platform capabilities. What you'll be doing: Developing and deploying apps and platform capabilities. Guiding development direction and ensuring top-tier coding, design, and quality standards as a squad tech lead. Managing and mentoring full-stack Engineers, fostering growth and performance. Collaborating on architectural development and technology choices. Optimising development, test, release, and deployment processes. We're looking for someone with: Proven experience as a Senior Full Stack Developer, Tech Lead, or Engineering Manager. Experience with operational aspects of software engineering, including deploying and operating at scale, CI/CD, monitoring, and observability. A proactive mindset, consistently seeking to improve products and processes. Strong problem-solving skills and an analytical, data-driven approach. Proficiency in a recognised programming language (e.g., JavaScript, Python, Java). Preferred Skills: TypeScript, NextJS/React, AWS (Lambda/Step Functions, Postgres/Dynamo, CDK), Jest, Playwright. My client offers a competitive salary, a share incentive scheme, private health insurance, and a flexible hybrid working environment with a "4 weeks from anywhere" policy. They foster a culture of continuous progress, teamwork, and a relentless pursuit of excellence. If you're passionate about solving complex problems and thriving in a hyper-growth environment, this could be your next exciting step! Rates depend on experience and client requirements Job Information Job Reference: JO-54 Salary: £110000.00 - £120000.00 per annum Salary per: annum Job Duration: Job Start Date: 29/08/2025 Job Industries: Software Engineering Job Locations: Greater London Job Types: Permanent Apply for this Job Name Please enter your full name. Email Enter a valid email address. Upload a CV Upload your CV to accompany your application for this job. Please tick this box to consent to us using your data. How we use your data is outlined in our privacy policy Fields marked with are required.

Our client is looking for a Senior Software Engineer with expertise in Python and cloud-based development to join a dynamic and innovative team.If you're a tech enthusiast passionate about solving complex challenges and guiding junior developers, this role is an exciting opportunity for you to make a meaningful impact! Compensation: $80-120k Benefits & Extras Opportunity to work with cutting-edge cloud technologies (AWS). Collaborative environment that fosters mentorship and growth. Join a company with a rich history in the automotive tech industry. What You'll Be Doing Design, develop, and implement scalable software solutions. Optimize system performance and contribute to technical improvements. Lead and mentor junior engineers, providing constructive feedback. Collaborate with cross-functional teams on product and system enhancements. Work with AWS services like AppSync, Lambda, DynamoDB, and S3. What You'll Need to be Considered Strong expertise in Python and AWS, particularly AppSync, Lambda, DynamoDB, and S3. Experience with agile development methodologies. Ability to coach and mentor junior engineers effectively. Experience with cloud-native application design and deployment. firstName lastName Email Address Phone Number Attach Resume Accepted file types: pdf, doc, docx, Max. file size: 16 MB.

Senior Software Architect (Developer Experience) Department: Software Engineering Employment Type: Permanent - Full Time Location: Remote, UK Description The Senior Software Architect will play a strategic, high-visibility role within Hazelcast. You will serve as a thought leader and technology evangelist for Hazelcast, influencing architecture across our ecosystem, our customer base, and the broader developer community. This is a cross-functional, hybrid role combining technical depth, community engagement, architectural leadership, and strategic collaboration. WHAT YOU'LL DO Technology Evangelism & Thought Leadership Represent Hazelcast at industry conferences, meetups, webinars, and via online channels (e.g. blogs, podcasts, social media). Advocate for Hazelcast in the Java ecosystem and champion its capabilities across caching, compute, and data streaming. Drive thought leadership through technical articles, benchmark reports, and community contributions. Customer and Partner Engagement Collaborate with Field Solutions Architects to design and document Architectural Blueprints for real-world use cases. Support strategic customer engagements, helping define best practices for usage, deployment topologies, and performance optimization. Forge strong relationships with key application framework vendors: Spring , Quarkus , Micronaut , Vert.x . Platform Expertise & Technical Authority Build and maintain deep expertise in all subsystems of the Hazelcast platform. Establish yourself as an industry-recognized expert in Distributed Caching , Real-Time Compute , and Data Streaming . Ideally participate in the Java ecosystem via the Java Community Process (JCP) and influence relevant specifications. Hands-on Development & Debugging Build reference applications and proof-of-concept solutions using Hazelcast. Demonstrate proficiency in Java (with working knowledge of Python , .Net C#, Go, C++). Possess a strong understanding of JVM internals , especially around garbage collection , memory management, and runtime tuning. Be capable of debugging code across the Hazelcast stack when needed (core contributions not required). Benchmarking & Industry Validation Design and execute external benchmark reports to validate Hazelcast performance and scalability for industry consumption. Ideally take ownership of the open source Hazelcast Simulator Project. Cross-functional Collaboration Work closely with internal stakeholders including Engineering , Product , Marketing , and Field Teams to align product vision with real-world applications and customer needs. WHAT YOU HAVE 10+ years of experience in software architecture or senior technical roles, ideally with experience in distributed systems, high-performance computing, or data platforms. Proficiency in Java , including deep understanding of the JVM . Solid knowledge of Python for automation, analysis, or prototyping. Strong experience with Cloud-native architectures , Kubernetes , and Serverless platforms. Excellent communication and public speaking skills, with experience representing companies or products at industry events. Deep familiarity with modern application frameworks (Spring, Quarkus, etc.). Experience working with product, engineering, and field teams in shaping and delivering product capabilities. Proven ability to operate at both strategic and hands-on levels. Prior experience contributing to open-source projects or standards bodies (e.g., JCP). Some familiarity with the Hazelcast platform or similar technologies (e.g., Apache Ignite, Redis, AWS ElastiCache, Oracle Coherence, Kafka, etc.). Experience writing technical whitepapers or benchmark reports. BENEFITS 25 days annual leave + Bank holidays Group Company Pension Plan Private Medical Insurance Private Dental Insurance Life Insurance EAP (Employee Assistance Program)

Location: London (Hybrid - 2 days in the office) Job type: Full Time Who we are We're a group of restaurant-obsessed foodies with a passion for shifting restaurants from surviving to thriving. Our purpose is to supercharge restaurant performance and our mission explains how we're going to do just that. We believe that every restaurant operator should know what's going on in their business and what they can do to optimise their performance. We are backed by Techstars and leading Silicon Valley venture capitalists and this is an epic opportunity to be part of a fast-growing, exciting start-up with a huge amount of growth potential. Tenzo team in numbers: 4 offices, 14 nationalities, about 30 Tenzonians. Diversity and Inclusion Tenzo is an equal opportunity employer and we value diversity at our company. We do not discriminate on the basis of race, colour, national origin, religion, gender, gender identity or expression, sexual orientation, marital status, age, veteran status, or disability status. About the role You'll be joining our Product Engineering team, which is responsible for building and maintaining our data pipeline and ETL processes that form the core of our product and define what makes Tenzo unique. We also develop our web and mobile applications that serve our customers daily. With over 70 integrations and counting, we're constantly expanding our capabilities and processing substantial amounts of data that power our applications. You can explore our integrations here: Tenzo Integrations . This is an exciting opportunity for a Senior Engineering Manager or Head of Engineering to help grow and scale our product engineering team while making a meaningful impact at Tenzo. You'll have the chance to work with a talented and engaged team on an innovative product that connects with external systems, partners, and platforms across the industry. Our Tech Stack: Apache Airflow Python Django React/Typescript AWS (S3, RDS withPostgresql, ElastiCache, MSK, EC2, ECS, Fargate, Lamda etc.) Snowflake Terraform CircleCI Bitbucket Your mission Lead and scale multiple engineering teams simultaneously, drawing on your previousexperience to navigate complex organisational challenges and drive technical excellence Architect the future structure of our engineering organisation - determining when and how to split teams, establish specialised units, and scale our capabilities to match business growth Take a hands-on approach to leadership, getting directly involved in technical challenges to energise the team and drive innovation, particularly in our AI initiatives and core data platform Drive exceptional people management practices, including strategic hiring, team development, and facilitating organisational changes with clear communication and vision Establish robust engineering processes and project management frameworks that enable our Product Managers to focus on customer needs rather than internal coordination Collaborate with leadership to implement the right processes and systems that keep our growing organisation moving efficiently and effectively Leverage your product company experience to understand the unique challenges of building and scaling software products that serve real customer needs Apply your technical expertise in our stack (Python, Django, React/TypeScript, AWS, Snowflake) to make informed architectural decisions and mentor the team Lead the integration of GenAI capabilities into our product, experimenting with new technologies and identifying opportunities to create customer value Foster a culture of continuous improvement through effective retrospectives, regular team engagement, and adaptive leadership that evolves with our rapidly changing business needs About you You bring 10+ years of engineering experience with a proven track record of scaling teams and products across multiple companies, with specific examples of complex challenges you've solved You have hands-on experience leading multiple teams simultaneously, balancing strategic oversight with tactical execution in fast-paced product environments You possess deep technical expertise in our stack (Python, Django, React/TypeScript, AWS, Snowflake) and can make informed architectural decisions while mentoring senior engineers You demonstrate exceptional people management skills, including strategic hiring, team development, and the ability to navigate organisational changes with clear communication You're curious about GenAI technologies and eager to explore how they can create customer value, with ideally some experience implementing AI solutions in production You have experience building developer platforms or internal tools that improve engineering productivity and developer experience You thrive in product companies and understand the unique challenges of building scalable software products that serve real customer needs You're comfortable establishing engineering processes and project management frameworks that enable cross-functional collaboration while maintaining technical excellence You bring a hands-on leadership style. You arewilling to dive into technical challenges to energise teams and drive innovation when needed You excel at strategic thinking about team structure and scaling, with experience determining when to split teams or create specialised units You're passionate about fostering continuous improvement through effective retrospectives, regular team engagement, and adaptive leadership approaches What you'll bring to the role 10+ years of engineering experience with demonstrated success scaling teams and products (Must have) Proven experience leading and managing multiple engineering teams simultaneously, with strong people management and hiring skills (Must have) Hands-on technical expertise in our core stack: Python, Django, React/TypeScript, AWS, and Snowflake (Must have) Product company experience with deep understanding of building scalable software products that serve real customer needs (Must have) Strong leadership skills with ability to navigate organizational changes and determine optimal team structures as we scale (Highly desirable) Experience establishing engineering processes and project management frameworks that enable cross-functional collaboration (Highly desirable) Hands-on leadership approach, willing to dive into technical challenges to help teams and drive innovation when needed (Important) Experience with GenAI technologies and interest in exploring how they can create customer value (Nice to have) Experience building developer platforms or internal tools that improve engineering productivity (Nice to have) Strong communication skills with ability to facilitate team retrospectives and drive continuous improvement (Important) Strategic thinking capabilities to help evolve our engineering organization for future growth (Important) Experience with data engineering concepts, pipeline orchestration, and data warehouse technologies (Nice to have) Passion for engineering excellence while maintaining rapid delivery in a dynamic startup environment (Important) We're looking for someone who can balance strategic leadership with technical execution, helping us build the engineering organisation that will power Tenzo's next phase of growth. Our hiring process Stage 1: Initial interview with the hiring manager (1 hour) - Remote Stage 2:Interview with Adam, CTO and co-founder (1 hour) - Remote Stage 3: Interview with Christian, CEO and co-founder (30 minutes - 1 hour) - Remote Stage 4: Meet the product engineering team (1-2 hours) - In person Stage 5: 30/60/90-day plan presentation where you'll share your assessment of what's working well, what needs improvement, and your vision with a detailed execution plan for your first 30, 60, and 90 days - Remote Work perks and benefits Tenzo is committed to improving the general well-being of our team members. As our 'Passionate about our people' value states: we aim to create a supportive and diverse environment for our people to grow. Working as part of a small team, you will benefit from a level of responsibility from the get-go. We also commit to a dedicated time for personal development and clear career progression in an exciting time of growth and development of the company. Tenzo Swag We'll hook you up with workstation perks, Macbook and all software needed on your first day! Work from Home You'll receive a £75 work from home set-up budget, which renews every year ️Flexible Working A minimum of 2 days a week in the London office, plus any additional days such as trade shows, team quarterly meet-ups Enhanced Parental Leave Having a child is an exciting time in anyone's life. Tenzo is an inclusive employer, meaning we support all types of families equally. Stock Options Eligibility to our stock options program Pension ESG pension scheme Customer Lunches Every quarter we plan a team lunch at one of our customer's restaurants ️Tenzo Offsite . click apply for full job details

DevOps Engineer We are on the hunt for a dynamic DevOps Engineer who thrives on crafting efficiency and innovation within the technological domain of our organization. Our team works directly with the firm's central trading teams. This role is pivotal in bridging the gap between software development and quantitative trading. By automating testing, enhancing application reliability, and streamlining the software development life cycle (SDLC), you will play a crucial role in accelerating our quantitative trading operations. Key Responsibilities Pipeline Development: Design and implement bespoke pipelines for testing, research, simulation, and the seamless delivery of trading software and data across diverse environments, including co-located, on-premise, and cloud platforms. Tool Development: Create and refine support and monitoring tools that enhance application performance, reliability and supportability. Collaboration and Automation: Work closely with software developers, quantitative developers, and researchers to automate and optimize all facets of the SDLC, from code development to testing to deployment. Scalability and Maintenance: Collaborate with support teams to develop processes that are scalable, efficient, and easy to maintain organization-wide. Efficiency Optimization: Partner with quantitative developers and researchers to enhance the efficiency and scalability of both research and production systems. Skills Required 5+ years as a senior contributor in a similar or related role Education: A degree in computer science, a related field, or equivalent experience Linux Expertise: Deep understanding of Linux environments and system administration. Scripting Proficiency: Extensive Python and BASH scripting experience Networking knowledge: Familiarity with networking and networking protocols (TCP, UDP/multicast) SLDC: proficiency and tools associated tools, such as: git, Jenkins, containerization, etc, nexus/artifactory Optional/Beneficial skills Trading systems experience FIX protocol and Realtime Market data Kdb and columnar databases Cloud platforms Host configuration systems such as Chef and Ansible Server management in a co-located HFT (high frequency trading) environment Storage experience Millennium pays a total compensation package which includes a base salary, discretionary performance bonus, and a comprehensive benefits package. The estimated base salary range for this position is $175,000 to $250,000, which is specific to New York and may change in the future. When finalizing an offer, we take into consideration an individual's experience level and the qualifications they bring to the role to formulate a competitive total compensation package.

Senior Linux Kernel Engineer Location London Business Area Engineering and CTO Ref # Description & Requirements Our Team: The Managed Systems Integration Engineering (MSIE) group is responsible for provisioning, configuring, and maintaining the majority of Bloomberg's production fleet throughout its lifecycle, and the group uses an infrastructure-as-code approach in conjunction with open-source tools to ensure a scalable and reliable environment in which to operate. Within MSIE, the Systems Internals team is responsible for kernel-space performance and configuration standards, developing tooling for networking stack functionality, and providing engineering leadership for how best to optimize the interaction between applications and OS interfaces. The team is composed of a set of engineers with expertise in eBPF and/or the Linux kernel and acts as a bridge between application development teams and the lower-level components of the OS by assisting with application performance profiling, benchmarking and certifying production-readiness of new OS releases and patches, and advising on how best to consume system resources. What's in it for you: You'll work with modern, open-source tooling while maintaining mission-critical systems hosting a wide array of applications for the Bloomberg Terminal product. You will regularly collaborate with other OS and service-owning teams to maintain the stability and performance of operating systems and servers. We'll depend on you to advise on the design, architecture, and utilization of enterprise-class operating systems, with particular focus on Linux. You will have the opportunity to work on developing performance tooling while testing the latest kernels and their features. You will also have the opportunity to contribute back to the open-source community; it is a rewarding experience you can explore with us. We'll expect you to: Build and evolve eBPF-based tools to enhance observability of the network and other operating system layers Improve Bloomberg's internal Linux kernel regression testing framework Contribute to upstream Linux kernel development and enhancement requests Investigate and resolve complex kernel and network performance issues in partnership with application teams Develop tools that improve telemetry and deepen visibility into application behavior under various system loads Create internal documentation to support knowledge sharing and engineering best practices You'll need to have: Deep understanding of the Linux kernel including the virtual memory, VFS, IPC, network, and process scheduling subsystems Proven experience in system performance tuning-balancing low latency vs. throughput, NUMA optimization, and hardware/BIOS configuration Ability to create robust testing and certification processes to comprehensively evaluate the impact of hardware changes, tunables, and system software updates to the Bloomberg application stack Proficiency in reading and debugging C source code to troubleshoot kernel-space issues Eagerness to work with a group, share knowledge, and contribute to team goals A Degree in Computer Science, Computer Engineering or related technical field, or equivalent work experience We would love to see: Experience working with and developing in the Linux kernel, either using eBPF, as a kernel developer, or building low level programs in C Experience programming in Rust or Python Experience with applying formalized performance analysis methodologies such as the USE Method to address complex problems Familiarity with one or more of the following technologies is preferred: Chef, SaltStack, Jenkins, and Ansible Bloomberg is an equal opportunity employer and we value diversity at our company. We do not discriminate on the basis of age, ancestry, color, gender identity or expression, genetic predisposition or carrier status, marital status, national or ethnic origin, race, religion or belief, sex, sexual orientation, sexual and other reproductive health decisions, parental or caring status, physical or mental disability, pregnancy or parental leave, protected veteran status, status as a victim of domestic violence, or any other classification protected by applicable law. Bloomberg is a disability inclusive employer. Please let us know if you require any reasonable adjustments to be made for the recruitment process. If you would prefer to discuss this confidentially, please email

Perplexity is looking for a highly skilled Senior C++ Developer to join our Search Core team. This role is critical to building next-generation search products and technologies. You will help drive key decisions around the architecture, design, and implementation of foundational components in our technical stack. Responsibilities Develop new types of search index storage, including streaming and batch data processing systems in a high-load environment capable of handling billions of pages Build new core search components, including algorithms for efficient retrieval and ranking Push the limits of hardware performance Tackle challenges in multithreading, concurrency, and system-level optimization Optimize subsystems for reliable and consistent data replication within the core search stack Qualifications 10 years of experience developing backend systems using C++ 6 years of experience designing and implementing scalable, high-performance systems in large-scale production environments Knowledge of Python or other scripting languages Passion for writing clean, efficient, and scalable C++ code Strong knowledge of algorithms and data structures, and the ability to apply them effectively Deep understanding of multithreading, including various approaches, challenges, and trade-offs Deep expertise in building high-load, distributed, and hardware-adjacent services Expertise in real-time systems development Preferred Qualifications Experience developing core components of search engines, trading systems, or database systems Familiarity with cloud services, Kubernetes (k8s), and AWS infrastructure Our cash compensation range for this role is $160,000 - $250,000. At Perplexity, we've experienced tremendous growth and adoption since publicly launching the world's first fully functional conversational answer engine in 2022. We've grown from answering 2.5 million questions per day at the start of 2024 to around 20 million daily queries in December 2024. We also offer Perplexity Enterprise Pro, which counts leading companies like Nvidia, the Cleveland Cavaliers, Bridgewater, and Zoom as customers. To support our rapid expansion, we've raised significant funding from some of the most respected technology investors. Our investor base includes IVP, NEA, Jeff Bezos, NVIDIA, Databricks, Bessemer Venture Partners, Elad Gil, Nat Friedman, Daniel Gross, Naval Ravikant, Tobi Lutke, and many other visionary individuals. In 2024, our employee base grew nearly 300%, and we're just getting started. Final offer amounts are determined by multiple factors, including, experience and expertise, and may vary from the amounts listed above. Equity: In addition to the base salary, equity is part of the total compensation package. Benefits: Comprehensive health, dental, and vision insurance for you and your dependents. Includes a 401(k) plan.

XiP is building a next-generation cross-asset calculation system for Citi trading desks and enterprise users in the largest global financial markets and exchanges in New York, London, and other major financial hubs. Team & Role Overview Our team owns multiple Java Spring Boot Services that execute, partition, and track quantitative risk graphs/trades in a distributed environment. These graphs can fail due to their complexity and our system must adapt quickly to these failures to provide a seamless experience for clients. XiP Compute Services are deployed onto OpenShift and Amazon's Elastic Kubernetes Service (EKS). An important initiative in 2025 will be onboarding Google's Kubernetes Engine to further expand our coverage. Our system scales on-demand, and we can run up to tens of thousands of replicas of our services across all asset classes. The role of the Senior Technical Lead is to lead a variety of engineering activities including design decisions regarding technical direction of the platform with short, medium, and long-term changes, with a key focus on public cloud onboarding. The project requires constant review of the technologies, patterns and paradigms used to ensure the system is easy to understand, performant, scalable, testable, robust, and observable. The role is a conjunction of technical and managerial roles, with line-management duties, while giving technical direction to a growing team of developers globally. The platform is a Greenfield build using standard modern technologies such as Java, Spring Boot, Kubernetes, Kafka, MongoDB, RabbitMQ, Solace, Apache Ignite. The platform runs in a hybrid mode both on-premise and in AWS utilising technologies such as EKS, S3, FSX. The main purpose of this role is to lead efforts of continued platform onboarding to AWS as well as the new initiative to deploy into to GCP. The project is in a scale-out phase, with a goal of expanding the userbase and workloads towards running billions of financial calculations per day across hundreds of thousands of cores. The aim of the project is to run all finance calculations for Citi's Front Office Markets business globally. Responsibilities: Steering platform onboarding into AWS and Google Cloud, while collaborating with Citi HPC team and AWS/Google partners Challenging proposed and provided solutions in terms of performance, robustness and cost effectiveness Making decisions regarding technical direction of platform, including evaluating new technologies and executing proof-of-concept implementations, with good understanding of various limitations Identifying and defining necessary system enhancements to improve current processes and architecture Hands-on coding of fixes, features, and improvements Investigating reported or observed platform issues Reviewing pull-requests from other team members and giving robust critique/feedback Identifying and proposing teamwork enhancements Reviewing requests for new features, balancing user requirements with defending the platform from complexity and low-value features Collaborating with key partners across the firm for extending the platform, such as: the infrastructure provider group; quant group; upstream and downstream systems Mentoring/coaching junior developers on coding/architecture approaches and best practices Skills and Experience: Expert knowledge of distributed systems including event-driven architecture; at-least-once messaging; CAP Theorem; horizontal and vertical scaling strategies; massively distributed architectures Expert knowledge of Java, JVM, memory management, garbage collection Thorough understanding of multithreaded environment challenges Expert knowledge of Spring, SpringBoot framework and associated technologies Expert knowledge of test frameworks, such as Junit, Mockito, writing easily-testable code Expertise in Java debugging, including remote debugging of services deployed to K8s Expert knowledge of Kubernetes and associated technologies such as KEDA, Karpenter, ClusterAutoscaler, CoreDNS, Expert knowledge of SQL and/or NoSQL database technologies Expert knowledge of various messaging protocols and technologies such as REST, HTTP/S, AMQP, WebSocket Expert knowledge of Confluent Kafka Experience and good understanding of core technologies provided by GCP/AWS, such as S3, FSX, EKS, SQS, SNS, Kinesis, AmazonMQ, DynamoDB, GKE, CloudStorage, PubSub, Filestore, Knowledge of modern observability technologies such as ELK, Splunk, Prometheus, Grafana, Micrometer "What-if" thinking, while designing or reviewing solutions, to foresee or catch potential problems as early in the development process, as only possible Nice to have: Good knowledge of Python, Groovy, Bash C++ basic knowledge/experience Good knowledge of PubSub model Good knowledge of Finance, especially large-scale risk calculation Good knowledge of representing complex calculations as graphs of instructions which can be horizontally distributed What we can offer you We work hard to have a positive financial and social impact on the communities we serve. In turn, we put our employees first and provide the best-in-class benefits they need to be well, live well and save well. By joining Citi London, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as: Generous holiday allowance starting at 27 days plus bank holidays; increasing with tenure A discretional annual performance related bonus Private medical insurance packages to suit your personal circumstances Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resources Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day. We want the best talent around the world to be energized to join us, motivated to stay, and empowered to thrive. Sounds like Citi has everything you need? Then apply to discover the true extent of your capabilities. Job Family Group: Technology Job Family: Applications Development Time Type: Full time Citi is an equal opportunity and affirmative action employer. Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Citigroup Inc. and its subsidiaries ("Citi") invite all qualified interested applicants to apply for career opportunities. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi . View the " EEO is the Law " poster. View the EEO is the Law Supplement . View the EEO Policy Statement . View the Pay Transparency Posting