18,801+ Java Developer Java React Springboot Jobs in London, UK — Local Employers Hiring June 2026

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Engineering Manager — DevEx & Release Automation Leader

A pioneering technology firm is seeking an Engineering Manager to lead the Developer Experience organization. This role involves building and scaling core tooling for the Connected Operations Cloud, enhancing product reliability, and fostering a positive engineering culture. The ideal candidate has 8+ years of s ...

Senior Solutions Architect IDP & Platform Strategy

Israelvcforum is looking for a Solutions Architect (SA) to join their team, acting as a trusted advisor to customers post-purchase. This role involves guiding the adoption of Port's Internal Developer Portal (IDP), collaborating with platform and engineering teams to ensure deployment success.The ideal ...

Freelance Senior Site Manager – High Rise Residential

A leading residential developer is seeking an experienced Site Manager for a freelance role in Mill Hill, London. You will oversee subcontractors and ensure adherence to health and safety standards on a high rise project. Ideal candidates will have substantial experience with developers, possess required qualifi ...

Applied ML Engineer: LLM Evaluation & MLOps Specialist

Omaze is seeking an Applied Machine Learning Engineer to join the Developer Publications Intelligence team. You will work with passionate engineers to build and integrate ML models into tools produced for third-party developers.The ideal candidate has strong programming skills and experience with MLOps ...

FX Prime Brokerage Tech Lead — Hybrid, Low Latency

Citibank (Switzerland) AG is seeking a Developer for FX Client Platforms to implement FX trading systems. The role involves driving system architecture design and collaborating with trading teams. Candidates should have a strong understanding of FX and low-latency development practices, with a focus on clean cod ...

Salesforce DevOps Engineer

Salesforce DevOps Engineer – InvestorFlow Reporting to the VP of DevOps, you’ll work with moderate independence on team-level projects and collaborate with senior engineers on department-wide initiatives. Responsibilities Design, build, and maintain CI/CD pipelines f ...

Principal Software Engineer C# .Net AWS FinTech

Principal Software Engineer / Developer (C# .Net AWS Python) London / WFH to £120k Would you like to join a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence and progression? As a Principal Software ...

Technology Optimisation Manager

Technology Optimisation Manager Do you thrive from driving innovation? Are you a strategic thinker? About the Role As Technology Optimisation Manager, you will help teams adopt practical, modern engineering approaches and emerging technologies that improve delivery outcomes. You ...

Technical Writer II

Introduction The Optimizely Documentation team is looking for a developer-focused Technical Writer II to help create content for end users and developers. You will work in a fast-paced, Agile environment with subject matter experts from the Product and Engineering teams, and partner with teams li ...

Staff Software Engineer

**Privacy Information**We and our partners are using tracking technologies to process personal data in order to improve your experience. You may always exercise your consumer right to opt-out. For detailed information about personal information we collect and third parties having access to it, please select ‘Mor ...

Mistral Cloud Software Engineer, Backend (Golang)

About Mistral AI At Mistral AI, we believe in the power of AI to simplify tasks, save time and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life. We democratize AI through high-performance, optimized, open-source and cutting-edge models, p ...

Lead Frontend Engineer

We are Two Circles. We are a Sports & Entertainment Marketing business. We grow audiences and revenues. We do that by knowing fans best. We work with clients to help them understand & influence what their fans are doing - the way fans spend their money, the events that fans attend, the channels fans respon ...

Full Stack Engineer

We're looking for a Full Stack Developer to be the first in house engineer building Pubity Suite, the internal product platform behind one of the World's largest social publishers. The opportunity Pubity Suite is the operating system behind 22+ social first brands, 170M+ followers ...

Mid Level Backend Engineer (Node.js) Office: London

Mid Level Backend Engineer (Node.js) Office: London Apply for this role About the company Emma is the app to manage all things money. Our mission is to empower millions of people to live a better and more fulfilling financial life. Emma was founded by engineers, ...

Enterprise Customer Success Manager

The Role Enterprise CSM blends technical expertise with strategic relationship building. Drive adoption within Fortune 5000 accounts, moving beyond traditional BI to help customers deploy AI Agents and Embedded Analytics. Comfortable discussing API authentication with developers and ROI with CDOs ...

Senior Engineers Polyglots | UK (hybrid + remote)

About Cleo At Cleo, we're not just building another fintech app. We're embarking on a mission to fundamentally change humanity's relationship with money. Imagine a world where everyone, regardless of background or income, has access to a hyper‑intelligent financial advisor in their pocket. That's ...

Senior Desktop Software Engineer Rust/C++ Cross Platform

Requirements We expect you to be customer-centric, continuous learner, passionate about technology and usability ,You are adept at turning technical complexities into seamless user experiences ,Experience: Significant, relevant professional software development experience wi ...

Senior Software Engineer (Inbox Desktop)

Requirements We expect you to be customer-centric, continuous learner, passionate about technology and usability ,You are adept at turning technical complexities into seamless user experiences ,Experience: Significant, relevant professional software development experience wi ...

Lead Web Engineer for a Next.js Platform

hackajob is collaborating with Moneybox to connect them with exceptional professionals for this role. About Moneybox At Moneybox, our mission is to give everyone the means to get more out of life. We’re guided by our belief that wealth isn’t about the money, it’s about the means t ...

Lead Frontend Engineer

Better homebuying for everyone involved: Acre is rebuilding the UK’s £1.4 trillion mortgage market from the ground up, with a completely new, end-to-end management system for mortgages. Our platform cuts out the unnecessary admin, pain and friction from buying a home. We're covering the ent ...

Mid Level Backend Engineer (Node.js)

Mid Level Backend Engineer (Node.js) Office: London Apply for this role About the company Emma is the app to manage all things money. Our mission is to empower millions of people to live a better and more fulfilling financial life. Emma was founded by engineers, ...

Software Engineer II

Description Position at Ziff Davis Shopping The Opportunity:VoucherCodes, a key part of Ziff Davis Shopping, is looking for a Software Engineer II to join our Engineering team in London. In this hybrid role, you will join a collaborative squad of over 25 UK-based engineers within a global te ...

Software Engineer

About UsSharkNinja is a global product design and technology company, with a diversified portfolio of 5-star rated lifestyle solutions that positively impact people’s lives in homes around the world. Powered by two trusted, global brands, Shark and Ninja, the company has a proven track re ...

Software Engineer II

Description Position at Ziff Davis Shopping The Opportunity:VoucherCodes, a key part of Ziff Davis Shopping, is looking for a Software Engineer II to join our Engineering team in London. In this hybrid role, you will join a collaborative squad of over 25 UK-based engineers within a global te ...

Software Engineer

About UsSharkNinja is a global product design and technology company, with a diversified portfolio of 5-star rated lifestyle solutions that positively impact people’s lives in homes around the world. Powered by two trusted, global brands, Shark and Ninja, the company has a proven track re ...

Lead Software Engineer

Lead Software Engineer Department: Engineering Employment Type: Full Time Location: London Description Hybrid: 2 days per week in our Tower Bridge office (Wednesdays & Thursdays) money.co.uk exists to help consumers make mo ...

Lead Software Engineer

Lead Software Engineer Department: Engineering Employment Type: Full Time Location: London Description Hybrid: 2 days per week in our Tower Bridge office (Wednesdays & Thursdays) money.co.uk exists to help consumers make mo ...

Lead Design Manager Luxury Apartments (Contract)

A leading residential developer is seeking a Design Manager for a long-term contract in South West London. This role involves providing technical advice, managing external consultants, and driving innovative design solutions. Ideal candidates will have experience with apartment-led projects and must be adept at ...

Platform Security Engineer for DevEx Automation

A fast-growing online used car marketplace in Greater London is seeking a Developer Experience Security Engineer to enhance security in platform capabilities. You will design secure defaults, implement automated checks, and collaborate with engineering teams to instill best practices. The ideal candidate has exp ...

Global Engineering Enablement Manager

A leading energy technology firm in the United Kingdom is seeking a Project Leader to drive critical initiatives across their organization. This role involves leading planning and coordination for large-scale projects, rolling out major internal systems and processes, and improving the Developer Experience acros ...

Senior Data Centre Development Lead

A leading developer in data centres is seeking a Senior Development Manager to oversee the lifecycle of major data centre projects. This role requires 8+ years in infrastructure development, strong leadership, and negotiation skills. You will work alongside specialists and have the autonomy to drive strategy and ...

Generalist Full Stack Engineer for Charities

A tech-driven charity platform in Greater London is seeking an experienced full stack developer to play a crucial role in shaping their innovative software. The candidate will be responsible for writing front-end and back-end code in JavaScript and TypeScript, and will work collaboratively on architecture and fe ...

Security Consultant: Data Security & Risk Strategy

A leading technology company is seeking an Application Developer to innovate and solve complex problems within various projects. You will be involved in translating system requirements into code and collaborating with teams to implement secure solutions. A strong technical background in programming and security ...

Hyperscale Data Centre Mechanical Project Manager

A leading data centre developer in Greater London is seeking an experienced Mechanical Project Manager to lead critical mechanical systems delivery for a major hyperscale campus. This role presents a unique opportunity to work client-side, shaping Europe’s AI infrastructure. The ideal candidate has proven mechan ...

Senior iOS Engineer — Swift, Share Options, Startup Vibe (London)

A global software house is seeking an experienced Senior IOS Developer to join their London team. The role offers a salary range of £85,000 to £100,000 based on experience. Responsibilities involve enhancing and developing applications using Swift, collaborating with a close-knit team, and taking the lead on pro ...

Android Technical Lead Strategy & Delivery

A digital product agency is seeking a Lead Android Developer to guide the technical excellence in Android application development. The successful candidate will lead projects, mentor team members, and ensure high-quality delivery. Candidates should have over two years of experience in a Lead capacity, excellent ...

Cloud DevOps Engineer – CI/CD & Observability

A leading data analytics firm in Greater London is seeking a DevOps Engineer to design and maintain automation and cloud infrastructure for efficient software delivery. You will collaborate with development, architecture, operations, and security teams to improve stability and scalability of production systems. ...

Azure Cloud Full‑Stack Engineer: Build Modern Cloud Apps

A leading technology company in the UK is seeking an Application Developer specializing in Azure Cloud FullStack development. You will contribute to cloud-native applications using Azure services and collaborate with experienced professionals. This role requires expertise in developing rich UI applications and s ...

Backend Kotlin Engineer Remote, Flexible Hours, Growth

A leading cashless payment solutions firm in the UK is seeking a backend developer proficient in Kotlin. You will build a secure and performant backend while collaborating with teams to enhance user experience. The role offers significant growth opportunities in a supportive startup environment, along with compe ...

Senior Guidewire ClaimCenter Engineer | ACE Certified

A prominent IT services company in the UK seeks an experienced Senior Guidewire ClaimCenter Developer. The ideal candidate will have over 12 years of implementation experience with Guidewire ClaimCenter and should possess a current Guidewire Ace certification. Responsibilities include configuring ClaimCenter acr ...

Senior Web3 Backend Engineer – Remote (Solidity & Golang)

A leading recruitment agency in the UK is looking for an experienced Backend Developer specializing in Solidity and Golang. Join an early-stage decentralized Crypto project that offers the opportunity to work on groundbreaking blockchain technology. The ideal candidate has over 5 years of backend experience and ...

Senior Front End Engineer – AI Powered Ecommerce SaaS

A leading e-commerce personalization platform in the UK is seeking a Senior Web Developer. In this role, you will develop scalable web applications, manage customer integrations, and ensure quality through testing. Ideal candidates possess 7+ years of experience in web development, a BSc or MSc in a relevant fie ...

Remote Backend SaaS Engineer — Python & API

A leading open source software company is looking for a talented software developer to create new features and improve the Landscape codebase. The role involves remote collaboration with a global team, committing to high-quality code and automated testing, and requires strong proficiency in Python and experience ...

Mobile App Engineer — iOS & Android, Build Innovative Apps

A dynamic application development firm in London seeks a creative and skilled Mobile Application Developer. You will design, develop, and maintain high-quality mobile applications for both iOS and Android. Responsibilities include collaborating with cross-functional teams, optimizing performance, and staying inf ...

Senior Front End Engineer – Real Time Web UI

A consulting firm is seeking a front-end developer for their Issuemaster real-time web application in Greater London. The ideal candidate will have at least 4 years of experience with Angular, 3 years with Typescript, and expertise in real-time web application development. Responsibilities include developing bus ...

SAS Engineer Insurance Modeling & MDLC Expert (Hybrid)

A global business and technology transformation partner in Greater London is seeking a SAS Developer to enhance and validate statistical models across various domains. The ideal candidate will have 5-10 years of strong SAS programming experience and expertise in building predictive models. You will be responsibl ...

Junior People Team Partner — London | Remote Options

A leading mobile games developer in London seeks a Junior People Team Business Partner to support people initiatives and enhance employee experience. This role offers a fantastic opportunity to work closely with leaders and teams in a creative, data-driven environment. The ideal candidate has prior HR experience ...

Strategic Enterprise Growth Architect

Checkout Ltd is seeking a Strategic Accounts Business Developer to join our team in London. In this role, you will develop strategic account plans and manage relationships with key prospects while collaborating with various teams. The ideal candidate will have relevant experience in enterprise sales, exceptional ...

Startup AI Solutions Architect – Applied AI Platform

Anthropic is looking for a Solutions Architect on the Startups Applied AI team in Greater London. In this role, you will partner with startups, providing technical guidance to help them leverage the Claude Developer Platform. You'll need significant experience in technical customer-facing roles, a strong backgro ...

Senior Web Architect — Hybrid (London)

AON is seeking a Senior Web Developer to lead software development and architecture in a hybrid role. You'll collaborate with teams on mission-critical modeling software for leading insurers. Strong proficiency in .NET and SQL Server is required, along with excellent communication and problem-solving skills. AON ...

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