540 jobs found

DWP. Digital with Purpose. Join DWP as a Senior Java Engineer and help build modern, impactful services while growing your career in a collaborative community. We're using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives click apply for full job details

A design and engineering firm in London seeks a Senior CFD Consultant to lead advanced computational fluid dynamics studies. The ideal candidate will have at least 5 years of experience in mechanical systems within commercial or data centre buildings and a BEng or MSc in a relevant field. Proficiency in ANSYS software and strong communication skills are essential. This full-time position offers an opportunity to contribute to innovative projects and the firm's culture of inclusion and teamwork.

We offer you an exciting opportunity to advance your software engineering career in a senior role at JPMorgan Chase. As a Software Engineer IV, you will lead teams in building trusted, market-leading technology products that make a real impact. You'll collaborate across technical domains, drive innovation, and support our firm's strategic goals. Join us to grow your expertise, mentor others, and help shape the future of Asset & Wealth Management technology. As a Software Engineer IV in Asset & Wealth Management, you will lead agile teams in designing and delivering technology solutions that are secure, stable, and scalable. You will drive critical projects across multiple technical domains and business functions, directly supporting our strategic objectives. You will foster a culture of innovation, inclusion, and technical excellence, while mentoring junior engineers and championing best practices. Your leadership will help us deliver high-quality products and advance our technology strategy. Job Responsibilities: Lead the design, development, and deployment of complex software solutions Develop secure, high-quality production code and maintain sophisticated algorithms Create architecture and design artifacts for large-scale applications Identify and resolve systemic issues, leveraging data insights to drive improvements Mentor and guide junior engineers, fostering technical growth and best practices Champion software engineering communities of practice and lead technology initiatives Promote a team culture of diversity, opportunity, inclusion, and respect Required Qualifications, Capabilities, and Skills: Advanced proficiency in Java (17+) and expertise in Test-Driven Development (TDD) Formal training or certification in software engineering concepts Extensive hands on experience in system design, application development, testing, and operational stability Proven track record in developing, debugging, and maintaining code in large corporate environments Expertise in modern programming languages and database querying Deep understanding of the Software Development Life Cycle and agile methodologies, including CI/CD, application resiliency, and security Demonstrated leadership in technical disciplines such as cloud, artificial intelligence, machine learning, and mobile technologies Experience influencing technical direction and strategy across teams or projects Preferred Qualifications, Capabilities, and Skills: Strong familiarity with modern technologies and frameworks Significant exposure to cloud technologies and architectures Experience leading cross functional teams or projects Interest in financial services

DWP. Digital with Purpose. Join DWP as a Senior Java Engineer and help build modern, impactful services while growing your career in a collaborative community. We're using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives click apply for full job details

Requirements 10+ years designing, building, and maintaining complex backend systems Early-stage product/startup experience is a strong plus Strong hands-on Go experience highly desired or strong backend experience with a desire to learn Go Job Description Join our founding team as a Senior Software Engineer to shape backend services, engineering culture, and future direction of Chainloop, focusing on Go development and security. Role Overview Join the founding engineering team as a Senior Software Engineer. Shape core backend services, engineering culture, and future direction of Chainloop. Architect, develop, and scale robust backend systems in Go. Work in an ambitious, async-first startup environment. Take full ownership of projects from design to production monitoring. Champion and implement high standards of software supply chain security and automation. Dos (The Actions We Expect) Take full, end-to-end ownership from design to production monitoring. Be an async-first communicator with clear, proactive writing. Drive clarity from ambiguity by turning vague problems into actionable plans. Raise the bar by mentoring, reviewing thoughtfully, and helping hire exceptional talent. Champion security and quality with a ship-fast and safely mindset. Leverage AI and automation to increase output and quality. Don'ts (Anti-Patterns to Avoid) Avoid defaulting to meetings; use sync time only when necessary. Do not confuse speed with sloppiness; ship fast but not recklessly. Do not stay silent; speak up when misaligned or when a better way is seen. Do not expect a rigid 9-to-5; flexibility is important, but deadlines come first.

This London based role sits at the core of Verifone's payments and checkout platform, where backend engineering directly impacts secure, high volume transactions used globally. You'll design and operate scalable, production critical systems that must perform reliably under real world load, evolving payment methods, and strict security requirements. Job Description We are seeking a London based Senior Software Engineer (Node.js / TypeScript) to build and operate backend services supporting payment, checkout, and transactional workflows. You will collaborate closely with Product, Frontend, Platform, and Infrastructure teams to deliver secure, scalable APIs in high throughput environments. Required Skills and Experience Programming Languages TypeScript (version 3.x or higher) Node.js (version 16 or higher) Backend frameworks such as Hapi.js , or alternatives including Express , Fastify , or NestJS Authentication and authorization using JWT and OAuth2 Repository and modular design patterns Experience building maintainable, testable backend systems APIs & Data Design and operation of RESTful APIs API versioning and request validation Advanced filtering using RSQL or equivalent Experience with MongoDB (modeling, indexing, performance tuning) Experience with Redis for caching or messaging Database migrations and schema evolution Hands on experience with AWS services such as EC2, S3, Secrets Manager, and CloudWatch Docker and Docker Compose Strong discipline with CI/CD pipelines and Git workflows Testing & Quality Automated testing using Jest or Mocha/Chai/Sinon End to end testing with Cypress (optional) Strong focus on code quality, reliability, and maintainability Preferred Skills and Experience Payments & Security Experience integrating payment providers such as Stripe , PayPal , or Klarna Knowledge of authorization, capture, and refund flows Experience with 3D Secure Awareness of PCI DSS requirements and security best practices Understanding of checkout and transactional domain flows Production Engineering Performance optimization and debugging in production systems Exposure to monitoring or APM tools (e.g., AppDynamics or similar) Experience operating high availability or fault tolerant systems Familiarity with fraud related considerations Frontend & Platform Exposure Experience working alongside frontend frameworks such as Angular or React Familiarity with RxJS and state management (NgRx or Redux) Server side rendering with Pug templates HTML/CSS with SASS or PostCSS Additional Bonuses Fintech, payments, or e commerce domain experience Messaging systems such as Kafka , RabbitMQ , or Redis Pub/Sub Puppeteer for PDF or receipt generation Our Commitment Verifone is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Verifone is also committed to compliance with all fair employment practices regarding citizenship and immigration status. Create a Job Alert Interested in building your career at Verifone? Get future opportunities sent straight to your email. Apply for this job indicates a required field First Name Last Name Email Phone Country Phone Location (City) Resume/CV Enter manually Accepted file types: pdf, doc, docx, txt, rtf Enter manually Accepted file types: pdf, doc, docx, txt, rtf Have you ever been employed by Verifone? Select How did you hear about us? Select If referred by a Verifone employee, please let us know who referred you? (applicable only if you have responded as 'Referral' to the prior question) Are you flexible on your working location? 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