full stack ruby engineer jobs in London

Millennium is seeking a highly skilled software engineer to design, build, and support the Meteorite Web platform. You will work closely with Product Managers and stakeholders to translate requirements into robust technical solutions and deliver end-to-end features that power intraday positions, P&L, and risk data.You will develop backend services in Java...

iProov is seeking an experienced Full Stack Engineer for Web-Innovation in London. You will design APIs, adapters and user-facing flows that connect iProov’s verification services with external systems, balancing security and usability in a hybrid work model.You will explore third-party platforms, implement integration patterns, and collaborate across...

AKA UK приглашает опытного PHP-разработчика в отдел Digital. Ваша работа охватывает полный стек веб-приложений, с уклоном в back-end, поддержку Linux-инфраструктуры и внедрение CI/CD.Требуются знания PHP 8.x, WordPress,...

AKA is a global entertainment agency seeking a hands-on full-stack developer with a back-end bias to join the Digital department. You’ll ship websites, web apps and emails, collaborate with designers, and help maintain cloud Linux infrastructure.The role offers growth towards seniority, opportunities to work across campaigns, and a hybrid working model...

Devonshire Hayes Recruitment is seeking an experienced Full Stack Developer for a greenfield trading platform. You will lead on responsive, real-time trading interfaces using Next.js and React, while contributing to backend services, APIs and integrations.The role is a 12-month fixed-term contract with 3 days onsite per week, in a fast-paced Agile...

Hopper is seeking a senior full stack engineer to anchor HTS Assist, owning the realtime voice layer end to end while building React/TypeScript front ends and Scala/Python services. You will work across cloud infrastructure (GCP/AWS) and partner integrations, with a focus on low-latency, scalable architecture for global travel clients.The role demands...

Develop full-stack applications using TypeScript and Node.js.Collaborate with cross-functional teams to deliver high-quality software.Participate in code reviews and contribute to team best practices.Engage in problem-solving and debugging complex issues.Stay updated on emerging technologies and trends.Skills the posting asks forTypeScriptNode.jsSummarised...

Healthtech-1 is hiring a product-minded Senior/Staff Software Engineer to move with extreme urgency and own end-to-end features in healthcare software. You will build across teams, directly with customers, and scale our product in a high-stakes domain from our London Stratford office.The role demands 7+ years of experience, startup/scale-up mindset, and a...

Avanti Recruitment Limited is seeking a Senior Java Fullstack Engineer to join a renowned software company in Central London. The role is hybrid, with 2 days in the office weekly, and a salary up to £75,000 depending on experience.You will design, develop and enhance enterprise scale software, working across backend Java/Spring Boot and frontend...

Yext is hiring a Full Stack Software Engineer to build web and backend solutions for enterprise clients. You will work in a Scrum environment with one-week sprints, peer reviews, and end-to-end ownership from kickoff to delivery.You will move between frontend and backend technologies, write clean, tested code, and help evolve data workflows and tooling to...

Dex partners with a company building an AI data-integration and analysis platform. You will own the full stack, from React/Next.js frontend to Python services and cloud deployments, delivering features end-to-end.You will mentor juniors, collaborate closely with founders, product, and design on high-impact work, and help scale the engineering function while...

Oliver Bernard is seeking a broad, high-impact engineer to own full-stack development and help shape engineering practices across a team. The role focuses on core platforms and data products used by thousands of clients in education, translating complex data into actionable insights.Collaborate with Product, Engineering and QA to build scalable services,...

JPMorgan Chase is seeking a Senior Lead Full Stack Software Engineer within Cybersecurity and Technology Controls. You will lead a team delivering scalable front-end and back-end solutions, mentor engineers, and drive best practices across UI/UX and data pipelines.You will collaborate with product, design, and backend teams to ensure robust, secure software...

Copello Global Ltd is seeking a Full Stack Software Developer for a 6-month contract in London, onsite 4/5 days per week with one day from the client's office. The role focuses on mission-critical national security solutions, using AI, cybersecurity, cloud, and big data.You will implement end-to-end systems, collaborate with stakeholders, and adapt quickly...

Contract Role - VP Full Stack Engineer - Angular & Java/Solidity (smart contracts on Ethereum/blockchain) - London/Onsite - 12 months initial - Inside IR35 We are looking for 3 experienced VP-level Software Engineers to join the team as contractors on an immediate basis. The team is looking for well-rounded engineers with experience across multiple...

White Swan Data is seeking a skilled Full Stack Engineer in London to join a cross-functional team. You will work across UI development, backend microservices, and data platforms, contributing to a cloud-first architecture using GCP, BigQuery, and PostgreSQL.The role emphasizes ownership, collaboration with stakeholders, and delivering reliable systems from...

JUXT is seeking software engineers to join a Production Support team for an Investment Banking client. You will help build high-quality Java systems and React frontends, contributing to greenfield projects within a small, focused team.Joining four existing engineers, you will work on deploying platforms for internal engineering groups and explore...

MBN Solutions is partnering with an early-stage AI business to hire a Senior Product Engineer who wants a direct hand in shaping the product. You’ll work closely with the founders and customers, taking meaningful problems from first conversation through to production.You’ll help decide what to build, work across the stack and see how your decisions...

OpenAI is seeking a full-stack Software Engineer to build internal tools and data pipelines that power lawful data access workflows and Legal Operations. You will work across product and data systems to make authorized retrieval and case handling accurate, efficient, and auditable.This role suits someone who translates ambiguous requirements into durable...

IFS is adopting cutting-edge AI-driven industrial emissions solutions and is seeking a Lead Software Engineer to shape scalable cloud-native platforms. The role spans front-end and back-end work with React and GoLang, emphasizing API-first design, reliability, and DevOps practices.You will lead technical decisions, mentor engineers, and collaborate across...