full stack developer jobs in London

Role: Founding Engineer / Full-Stack Engineering Only FTE Hybrid London, UK Seniority 3 -​ 6 years of experience 3+ years full-​stack engineering in product-​focused companies Work experience Built features end-​to-​end in B2B SaaS products Worked at an early-​stage startup (seed or Series A) Experience developing AI chat interfaces or...

About the Role We’re looking for a Full Stack Engineer to help build the next generation of Full Health Medical’s platform. This is a hands-on engineering role where you’ll design, build and operate distributed systems that process healthcare data at scale. You’ll work across the full technology stack, integrating with third-party platforms, cloud...

Role Title: Java Full StackLocation: London, UKDays on site: 2-3 days a weekRole Description:Job SummaryWe are seeking a skilled and motivated Java Full Stack Developer to design, develop, and maintain scalable enterprise applications that support critical business functions across the firm. The ideal candidate should have strong backend expertise in Java...

DescriptionBNY | Wealth Services Platform, a business unit within BNY, is a leading provider of financial business solutions for Wealth Managers / RIAs.  We offer industry-leading custody, advisory, portfolio management, trading and banking services as a white labeled software platform for our clients to serve their clients. Our commitment to excellence and...

About TORTUS AIAt TORTUS we work with clinicians and hospitals to provide clinically safe and reliable AI. We use speech-to-text and LLM models to infer information about a patient visit and provide verified documentation and actions — eliminating the documentation burden that costs clinicians hours every day.We've recorded over 1 million consultations....

Full Stack Engineer (Founding Engineer) Hybrid London | £100,000+ Equity This is a rare opportunity to join an early-stage technology business as a foundational software hire. You will have significant ownership from day one, working across mobile, cloud, and connected device technologies while helping shape the long-term software strategy and engineering...

Our client is a global financial services and investment company.Our client | Wealth Services Platform, a business unit within our client, is a leading provider of financial business solutions for Wealth Managers / RIAs. We offer industry-leading custody, advisory, portfolio management, trading and banking services as a white labeled software platform for...

Job Overview Role: AI Full Stack Engineer (AI & ML Engineer) Location: Fenchurch Street, London Duration: Oct 12, 2026 - Dec 15, 2026 (9 Weeks, 2 Days) Hours: 40 hours/week Rate: 291 PAYE / 388 Umbrella Core Technical Stack Programming & APIs: Python, RESTful API development, JSON Schema, Pydantic. AI & LLMs: Gemini, OpenAI, Claude. Frameworks &...

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 most exciting unicorns with a team of over 800 peopleAmong the fastest-growing tech companies in the UKProfitable since 2017Backed...

About usHumaans is building the next generation of infrastructure for the workplace; software designed for companies that are scaling fast, operating globally, and pushing into new boundaries.What started as a system of record has evolved into a broader platform for operating people globally. With Athena, our agentic AI layer, Humaans moves beyond data...

Robert Half has partnered with a market-leading Financial Services organisation to recruit a Full Stack Engineer for an initial 6 months. London based - 3 days per week onsite We are looking for an experienced Senior Full Stack Engineer to take an established Corporate Governance platform prototype through final development, testing and into production.The...

Our client is a digital healthcare company. Full Stack Engineer London (Oxford Circus) | Hybrid: 2 days per week | Reports to: Head of MobileAbout our client We're building something genuinely rare: a financial brand designed for the mass affluent, the professionals, entrepreneurs and ambitious savers that traditional banks have systematically underserved...

About UsQuorso is one of the fastest-growing tech companies in EMEA, recently recognised in the Deloitte Fast 50. Our Intelligent Management Platform simplifies complex operational data into daily “Next Best Actions” (“Missions”) that help teams across every site focus, act, and continuously improve performance.We’re currently focused on the...

We’re building a membership platform for the future of live events that prioritises and rewards loyal fans.At the heart of every meaningful live event lies the desire to feel connected, valued, and part of a shared community. That’s why we built Planet, an end-to-end membership platform that allows artists, venues, and brands to truly understand their...

🚀 Role: Senior Full Stack Engineer We are working with a mission-driven AI company to help them find several Senior Full-Stack Engineers to develop innovative tech for emerging markets. This is an excellent opportunity to Join a diverse team and help build a high-impact platform using modern tools! 🔑 Key Details…    💼 Industry: AI-powered...

TL;DR:We’re looking for a full stack developer that wants to make a difference. Come join us to build a platform to radically improve service delivery and increase funding to the charity sector. We don’t have any hard cutoffs for years of experience, you’d be a great fit if you like building products but want a lot more freedom to do so with a large...

AfterQuery is looking for experts with experience in software engineering, computer science, or app/web development to help train and evaluate AI models. This is a remote, project-based role: qualify once through a single assessment and receive ongoing project matches spanning code review, evaluation, and original task creation. Pay ranges from $50 to...

DescriptionAbout Prevail PartnersPrevail Partners is a leading British intelligence, security and operational support company. We help governments, NGOs and commercial organisations operate safely and effectively in some of the world's most complex environments by combining intelligence, technology and operational expertise. Our teams deliver...

DescriptionWho are we?👋Look at the latest headlines and you will see something Ki insures. Think space shuttles, world tours, wind farms, and even footballers’ legs. Ki’s mission is simple. Digitally disrupt and revolutionise a 335-year-old market. Working with Google and UCL, Ki has created a platform that uses algorithms, machine learning and large...

About this role What are Aladdin and Trading Engineering?? ? You will be working on BlackRock's investment operating system called Aladdin.All potential candidates should read through the following details of this job with care before making an application.Aladdin is used both internally within BlackRock and externally by many financial institutions.Aladdin...