full stack ruby engineer jobs in London

Senior Full Stack Engineer - Technologist Senior Full Stack Engineer / Developer (TypeScript Elixir AWS) London / WFH to £100k Do you enjoy problem solving and working with a range of technologies including functional programming languages such as Elixir, using the right tool for the job? You could be progressing your career in a senior, hands‑on Full...

This cybersecurity startup is building AI-powered threat detection that actually works. While legacy security tools drown analysts in false positives, their platform uses machine learning to identify real threats with precision — from insider threats to zero-day exploits to nation-state attacks. Their customers include FTSE 100 companies and critical...

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Job Description Full Stack Engineer London N1 – Full Time – Hybrid – Salary Dependent on Experience Ready to revolutionize global logistics? Join Reelables and help us transform how the world tracks packages. We’re pioneering paper-thin smart shipping labels using Bluetooth and 5G to track millions of packages globally — and we’re building the...

JPMorganChase is seeking a Full Stack Software Engineer, AI Engineering to design, develop, deploy, and maintain AI products across software, cybersecurity, and infrastructure. You will partner with engineers and researchers to move ideas from prototype to production while upholding high engineering standards.You will contribute to secure, scalable systems...

About Us: We are a fast-growing tech company based in the heart of London, dedicated to building innovative e-commerce solutions for global brands. We are looking for an experienced Senior Software Engineer to join our dynamic development team. Key Responsibilities: Design, develop, and maintain scalable web applications using TypeScript, React, and...

Build and own polished full-stack product features from problem definition through production. Responsibilities include making interface decisions, developing with Python, FastAPI, PostgreSQL, Next.js, and TypeScript, using AI and LLM tooling, modeling production data, writing SQL, safely changing live data, and working autonomously with users and...

Join us as a Software Engineer, Full Stack This is an opportunity for a technically minded individual to join us as a Software Engineer You’ll be designing, producing, testing and implementing working software, working across the lifecycle of the system Hone your existing software engineering skills and advance your career in this critical role What...

This role is with one of Dex's trusted partner companies. We work closely with their teams to truly understand their culture, goals, and what they're looking for, so we can match you with the right opportunity and give you context about the role before you commit to a process. If you're interested sign up to Dex to apply. Dex is an AI recruiter agent that...

About Portal BiotechPortal Biotech has built the world's only platform capable of sequencing full-length proteins at the single-molecule level. Using our nanopore technology, we read intact proteins of any size, capturing both sequence and post-translational modifications in a way no other system can. This opens up entirely new ways to understand protein...

LocationUK or Netherlands Tech StackRuby, Angular, TypeScript, SASS, design system, Contentful, GitHub Actions FocusHands‑on full stack product work, with room to grow into frontend About Tech At Bloom & Wild GroupWe're Europe's largest direct‑to‑consumer flower and gifting business (Bloom & Wild, bloomon and Bergamotte). Our Tech team builds the...

Broadridge Financial Solutions in London is seeking a Senior Full Stack Developer to join the AI Enablement Team. You will design and implement AI-enabled platform capabilities with a focus on GenAI projects, leading code quality and collaborating across cross-functional teams.The role requires strong Python and ReactJS skills, Java Spring experience, and a...

Are you passionate about driving innovative solutions in web development?Do you thrive on transforming complex requirements into seamless, user-friendly applications?About Team:Our dynamic Agile team is at the forefront of developing cutting-edge technology for the future of peer review in scientific discovery. We are creating an innovative peer review...

DescriptionA Software Engineer (TypeScript) in UNiDAYS is a hands-on software development role focused on building innovative solutions to delight our members and drive product success in a fast-paced company.It’s more than just lines of code; we are looking for a commercially-minded TypeScript Engineer who can bridge the gap between user needs and...

Project description As a Senior-Level UI Engineer, you'll work with senior engineers to build and maintain modern frontend applications in a fast-paced Agile team. This is a hands-on role focused on developing responsive UI solutions, integrating with backend services (including Loan IQ), and leveraging AI-assisted development tools to accelerate learning,...

ABOUT LENDABLELendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off to a strong start:One of the UK’s newest unicorns with a team of just over 700 peopleAmong the fastest-growing tech companies in the UKProfitable since 2017Backed by...

JPMorgan Chase & Co. in the United Kingdom is seeking a Full Stack Engineer to design, build, and support scalable web applications and integrations using Java, Python, and React.You will collaborate with product, marketing, and partners to translate requirements into robust technical solutions, and contribute to AI-enabled initiatives for content...

About You We're looking for a Senior Full-stack Engineer who can deliver new software solutions to users daily, thrives on problem-solving challenges, and is passionate about solving real-world problems. If you love a fast-paced environment where your ideas matter, and you want to work with a company that’s changing lives through technology, this is the...

Senior Full Stack Engineer - High-Growth B2B Tech Company - Up to £100k + Equity We're working with a fast-growing B2B technology company that's transforming a traditional industry through modern software. With strong backing, an ambitious roadmap and a collaborative engineering culture, they're looking for a Senior Full Stack Engineer to help build the...

Salary: £100,000 - 100,000 per year Requirements Hands-on AI development using modern tools and IDEs (e.g., Windsurf). Solid understanding of programming concepts and microservices. Proficiency in Java with Spring. Experience with CI/CD, automated testing (JUnit/Spock), and containers (Docker). Familiarity with microservices, observability/telemetry (e.g.,...