Lavanda Ventures Ltd. City, London

Overview Lavanda is a B2B software company. We've developed an award-winning, best-in-class SaaS platform that enables Multifamily and Student accommodation operators to optimise their portfolios with a comprehensive short and medium-term rental solution. Our software toolkit enables partners to tap into the full spectrum of rental demand across their portfolios, whilst powering a range of management solutions to suit their evolving needs: fully-outsourced operations or in-house management. Having raised a total of £15m+ to date, we're backed by leading VC investors and are now scaling the business globally. The Opportunity We are looking for a seasoned Senior Fullstack Engineer to join our engineering team. This role requires a deep understanding of both front-end and back-end development, with a strong focus on Ruby and Node.js technologies. This role is quite unique in that you would be working as a part of our Acceleration team that is about empowering the product teams by building out libraries, setting up systems, and creating frameworks. In this role, you would be working alongside a Backend Engineer, and a DevOps. Responsibilities Design and develop scalable, robust, and high-performance web applications using Ruby, Node.js, and other relevant technologies. Work on both server-side and client-side code, delivering end-to-end functionality. Collaborate with UI/UX designers to implement and refine dynamic user experiences. Integrate data from various back-end services and databases. Create and maintain software documentation. Lead code reviews, mentor junior developers, and ensure software quality and best practices. Participate in all phases of the agile development cycle, from concept development to deployment and maintenance. Troubleshoot, debug, and upgrade existing systems. Engage with stakeholders to gather requirements and deliver innovative solutions. Required Skills & Qualifications Bachelor's degree in Computer Science, Software Engineering, or a related field. Minimum of 5 years of experience as a fullstack developer with significant experience in Ruby and Node.js. Proficient understanding of client-side scripting and JavaScript frameworks. Expertise in developing RESTful APIs. Experience with relational databases such as PostgreSQL, MySQL, and non-relational databases like MongoDB. Familiarity with front-end technologies (HTML5, CSS3, JavaScript, and frameworks such as React or AngularJS). Strong understanding of code versioning tools, such as Git. Excellent problem-solving abilities and ability to perform in a team environment. Strong communication skills and proficiency in English. Preferred Skills Experience with cloud platforms such as AWS, Azure, or Google Cloud. Familiarity with container technology such as Docker and Kubernetes. Experience with continuous integration and deployment (CI/CD) pipelines. Knowledge of additional programming languages such as Python or PHP. Benefits Competitive salary + potential for equity. Flexible working is actively embraced + remote first Choose your own tech - get the equipment you love using at work. Personal Development budget, courses and plans tailored to you and your role Generous holiday allowance, including the full Christmas to New Year as a break on us. Join a highly motivated, engaged team of extremely smart, creative and talented people.

Jan 20, 2026

Full time

Senior Software Engineer

Additional Resources City Of Westminster, London

An exciting opportunity has arisen for a Senior Software Engineer to join a well-established biotech company using large-scale genetic data and AI to predict disease risk and advance precision healthcare. As a Senior Software Engineer, you will be contributing to the development and scaling of secure, reliable software in a collaborative, agile environment. This is a contract-based role (12 weeks) offering hybrid / remote working options, a salary range of £500 - £700 per day (Inside IR35) and benefits. You will be responsible for: Building and scaling new software products within an agile squad. Supporting the delivery of innovative health-tech services that positively impact society. Collaborating closely with cross-functional teams including product, UX, and engineering leads. Applying engineering expertise across backend and full-stack development. What we are looking for Previously worked as a Software Engineer, Backend Engineer, Full Stack Developer, Backend Developer, Cloud Engineer, Python Developer, Node.js Developer, Platform Engineer, Infrastructure Engineer or in a similar role. Strong background in cloud-hosted web applications and backend services. Expertise in Node.js, Ruby on Rails, Python; knowledge of Golang or Typescript is advantageous. Experience with agile methodologies, Git, and GitHub workflows. Competence in developing and maintaining large-scale web applications, both frontend and backend. Familiarity with CI/CD pipelines, test-driven development, and code reviews. Proficient in data modelling and relational databases such as PostgreSQL. Experience with Infrastructure as Code, particularly Terraform. Knowledge of cloud platforms including Azure (preferred), AWS, or GCP. Understanding of security and regulatory requirements in software design. This is a unique opportunity to join a forward-thinking tech team and make a tangible difference. Apply now to be part of this exciting venture. Important Information: We endeavour to process your personal data in a fair and transparent manner. In applying for this role, Additional Resources will be acting in your best interest and may contact you in relation to the role, either by email, phone, or text message. For more information see our Privacy Policy on our website. It is important you are aware of your individual rights and the provisions the company has put in place to protect your data. If you would like further information on the policy or GDPR please contact us. Additional Resources Ltd is an Employment Business and an Employment Agency as defined within The Conduct of Employment Agencies & Employment Businesses Regulations 2003.

Jan 09, 2026

Contractor

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