full stack ruby engineer jobs in London

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...

Tyred Ltd. is hiring a Full Stack Engineer to build the platform behind Tyred - the customer booking app, admin and operations tooling, and key integrations (payments, comms, payroll). You’ll join a small team with immediate ownership and shape how the product evolves as we scale, including upcoming mobile apps.You will tackle problems end-to-end, scope...

Dex is building the AI operating system for outpatient clinics. You will own a product domain, shipping features that automate clinic operations. Work across the full stack (TypeScript, Node.js, Python) and integrate coding agents into your workflow.Expect fast-paced delivery and direct impact on how clinics operate day-to-day. This role emphasizes...

Elsevier in the United Kingdom is seeking a software engineer to deliver secure, scalable software and cloud infrastructure in production. You will design, build, and deploy production-ready solutions in AWS, with CI/CD, monitoring, and incident response as part of a cross-functional Agile team.You will mentor colleagues, contribute to engineering standards,...

Elastic is seeking a Senior Software Engineer for the Streams UI team to shape and enhance the user interface. You will work on Fleet for Elastic Agent in Kibana and on Streams for log data handling, ingesting, organizing, parsing, enriching, and setting retention.You’ll collaborate with engineers and designers to deliver intuitive UI components and ensure...

Full-Stack Software Engineer - Next.js / TypeScript / Node.jsLocation: Central LondonWorking Pattern: Hybrid - minimum 3 days per week in the officeExperience: Approximately 3-10 yearsThe RoleYou will work on the design, development and ongoing improvement of production systems used by real-world clients and users. We are particularly interested in engineers...

Viasat is seeking a Software Engineer to design and build data-driven products that drive revenue growth across global teams. You’ll work on web portals, document generation systems, and cloud apps processing billions of records, with Python, TypeScript, AWS, and GCP in a hybrid-cloud setup.You will collaborate with Analytics Engineers, product, and IT...

develop in London is seeking a Full Stack Engineer to join a fast-growing tech business focused on complex financial data and AI-enabled software. The role centers on React/TypeScript on the frontend and Java/Kotlin with Spring Boot on the backend, within a microservices framework.You’ll work across the stack, review AI-generated code, and drive...

LA International is seeking an experienced software engineering lead to drive delivery of complex applications across multiple work packages. The role requires hands-on development with C#/NET, REST APIs, and frontend frameworks, plus technical leadership across Agile teams.You will participate in design decisions, peer reviews and architecture discussions,...

Harnham in London is seeking an engineer to join as an early full-stack/mobile hire, offering significant ownership across the platform. The role is hybrid, based near Waterloo/London Bridge, with equity and a path to leadership as the product scales.You will work across cloud, mobile, and connected-device tech, shaping architecture, delivering backend...

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...

Lyst is a global fashion shopping platform founded in London in 2010 and catering to over 160M shoppers per year. We offer our customers the largest assortment of premium and luxury fashion products in one place, curating pieces from 27,000 of the world's leading brands and stores. In 2025, Lyst joined Zozo, operators of Zozotown, the leading fashion...

Network IT is seeking a Lead Software Developer for a 6-month contract based in Westminster. The role acts as a technical leader across back-end and front-end products within a multi-disciplinary squad, liaising between Principal Developers and delivery teams to ensure high-quality software delivery.You will lead with Agile principles, translate customer...

HelloKindred invites applications for a Java Full Stack Developer – Broker Dealer, in a hybrid UK-based role. You will design, develop, and maintain scalable enterprise apps supporting critical business functions with a focus on Java backend and modern front-end components.Experience in UK broker-dealer and capital markets is essential, along with...

Applied Data Science Partners Ltd. is seeking engineers to design, build, and deploy robust software solutions. You will work on data pipelines, backend services, and APIs to ensure scalability and performance, with a focus on code quality, security, and best practices. Knowledge of cloud deployments and Docker is essential.You will mentor juniors, review...

Full Stack Engineer (React) - Trade Finance and LendingLocation: London & BirminghamCorporate Title: Assistant Vice President Trade Finance and Lending (TF&L) is one of the leading business departments in the Corporate Bank, working with clients around the globe. It has critical dependencies on IT platforms to service the Bank’s clients. You will work...

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,...