Full Stack Web Developer jobs in London

Who We Are Looking For We are seeking a full‑stack, cloud‑native engineer to enhance and maintain our Enhanced OTC Module. This includes building a modern JavaScript front end and a Java‑based backend deployed on Azure Cloud. You will also support both customer‑facing and internal teams through tech

Full Stack Developer .Net Blazor | £50,000 - £75,000 We're working with a dynamic logistics and travel tech innovator on this exciting opportunity. Be one of the first engineers to join a newly established in-house team as they migrate a monolithic booking engine to a cutting-edge .NET 10 Azure-nati

Full Stack Developer - SC Cleared | £480 - £525 We're working with a leading specialist in secure public sector digital transformation on this exciting opportunity. Are you a security-cleared developer who thrives in fast-paced, high-impact environments? We are looking for a Python and React expert

Senior Full Stack Developer | £65,000 - £75,000 We're working with an innovation-led AI venture driving large-scale societal engagement through cutting-edge digital products on this exciting opportunity. This is a high-impact role where you will take full ownership of a core product platform, integr

JUXT

You will our Investment Banking client on the Production Support team. This team manages a wide variety of deployed platforms and applications on behalf of engineering teams within the bank. The production support team has not traditionally built a lot of bespoke systems, so they are looking to add

Handle Recruitment

Handle are currently working with a global entertainment brand who are looking for an Interim Senior Web App Developer to join their busy team! The role focuses on designing, building, and maintaining scalable, secure web applications while collaborating with stakeholders to deliver seamless cross-p

Web Developer (Shopify Plus) London Remote We are partnering with a fast-growing consumer beauty brand group to hire a commercially-minded Web Developer who will take full ownership of their Shopify Plus ecommerce estate across a portfolio of three high-growth DTC brands. This is a rare opportunity

Appvia

Senior Full Stack Developer - UK Security Clearance eligibility required Internal Title: Senior Full Stack Developer Location: London, UK (Hybrid - typically 1-2 days per month in office) Contract: Permanent, Full-time Package: £70,000 - £80,000 + 10% Bonus + 10% Shares + Benefits (see more below) A

eFinancialCareers

We’re seeking a talented Full Stack Python Developer to join our growing technology team at a leading investment bank. You’ll play a key role in designing and building a greenfield application from the ground up that will monitor and analyse the performance of trading systems. This is a unique oppor

Designing, developing, and maintaining backend services in Java. Building scalable and performant microservices using Spring Boot and other modern frameworks. Working with relational databases, particularly MySQL, to store and manage structured data. Collaborating closely with frontend engineers, pr

Lead Full Stack Software Developer | £80,000 - £100,000 We're working with a fast-growing UK SaaS technology company building data-driven digital products on this exciting opportunity. This is a high-impact, hands-on leadership role where you will shape the next generation of customer-facing platfor

This is one of the world's top algorithmic trading firms, looking for an experienced full stack developer to architect and design enhancements for global web-based systems using mainly Python and React. Working closely with teams across the firm - Algo, Business Development, Middle Office, Trading T

At Broadridge, we've built a culture where the highest goal is to empower others to accomplish more. If you're passionate about developing your career, while helping others along the way, come join the Broadridge team. We are excited to announce an opportunity for a Senior Lead Developer to join our

Location: Hammersmith, London Sector: New Media and Internet Contract Type: Contract Salary: £425 - £538 per day + Inside IR35 to Umbrella Contact: David King Contact Email: david.king@pcrdigital.com Published: 4 hours ago Duration: 3 months (TBC) Expiry Date: Thu, Apr 30 2026 Reference: BBBH13114_1

Senior Full Stack Developer - Outside IR35 - Contract - SC ideal We are looking for a senior full-stack developer to join our team, working collaboratively in a fast-paced environment with some ambiguity. This is a senior dev role with a focus on supporting more junior members of the team and sharin

I’m working with a leading global hedge fund that is looking to hire a mid-level Full Stack Developer to join their London office and help modernise and build out core applications used across trading, treasury, risk, and middle-office functions. This is a hands-on engineering role where you’ll deve

Web Developer (Javascript, PHP & Wordpress) | £30,000 - £40,000 We're working with a powerhouse large-scale engineering group on this exciting opportunity to take full ownership of their digital presence. This is a high-impact role where you will act as the technical heart of the group's web str

Haystack

Full Stack Developer - SC Cleared | £480 - £525 We're working with a leading specialist in secure public sector digital transformation on this exciting opportunity. Are you a security-cleared developer who thrives in fast-paced, high-impact environments? We are looking for a Python and React expert

Location - London Work mode - Hybrid Position - FTE & Subcon Budget - As per market JD – JAVA Security Analyst. What you will be doing: Investigate and resolve security findings across multiple versions of SFTC Ensure false positives are properly explained to central security team and approved a