100,145+ Java Developer Java Developer Lead Jobs in London, UK — Local Employers Hiring July 2026

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Senior C# Developer — Commodities Trading Platform

Quanteam UK is looking for a talented Commodities Trading C# Developer to join their London team. This role involves contributing to projects that enhance pricing, risk, and post-trade services, while focusing on system complexity improvements and platform performance. The successful candidate will des ...

Senior Intapp Developer — Hybrid & Impactful Integrations

A leading international law firm is looking for an Intapp Senior Developer to join their dynamic team. This full-time role involves developing and maintaining the Intapp suite of products, supporting enhancements, and collaborating with different stakeholders. The ideal candidate should possess strong experience ...

Delphi Developer Petts Wood and Knoll

Salary: £45,000 - 60,000 per year Requirements 5+ years of experience in Delphi programming Proficiency in Delphi software development Strong problem-solving skills Ability to work independently and collaboratively UK base with full wo ...

Applications Developer: Web Apps & Data Viz

DGH Recruitment is seeking an experienced Applications Developer to join their technology team in London. The role requires designing, developing, and maintaining web applications, particularly using ASP.NET MVC and .NET technologies. The ideal candidate should have a degree in Computer Science, solid ...

Principal C# Developer .Net AWS FinTech

Principal C# Developer / Engineer (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 C# Dev ...

Senior Backend Engineer — Developer Platform & APIs

A financial technology company based in Greater London is seeking a Senior Backend Engineer to join their App Store & Ecosystem squad. The ideal candidate will have over 5 years of experience in backend engineering, specializing in TypeScript and API design. You will contribute to building a developer ecosystem, ...

Remote Full stack TypeScript Developer Kikin

We are seeking an experienced Full-stack TypeScript Developer to join our close-knit, product development team. As a Full-stack TypeScript Developer, you will play a pivotal role in the design, development, and implementation of our software solutions. You will be responsible for both front-end and back-en ...

Digital Experience React Developer / React Native

Digital Experience - React Developer / React Native London W14 8TS, UK Job Description Posted Wednesday 17 June 2026 at 00:00 About Us We are a growing digital team working with a wide range of clients to build, scale, and maintain robust, high-quality web applications. ...

Applications Developer: .NET Web & Data Viz

DGH Recruitment Ltd is seeking an experienced Applications Developer to join their technology team in London. The role focuses on developing and enhancing high-performance web and mobile applications that support business-critical systems and deliver innovative solutions. The ideal candidate will have ...

Frontend Developer: Experimentation & UX for News

NewsUK is hiring a Front End Developer to enhance The Times and Sunday Times digital products based in London. You will collaborate on a high-impact experimentation strategy and develop robust front-end solutions. This role embraces a hybrid work model with a minimum of three days in the office. Key re ...

Smart Contract Developer Assistant Vice President

Role Summary :We are seeking an experienced Smart Contract Developer to join our Digital Asset Development team. This is a hands‑on, security‑focused role responsible for designing, developing, testing, and deploying smart contracts that underpin institutional digital asset capabilities such as tokenisation, sma ...

VP, AI Powered Developer Tools & Platform

A leading financial services firm in London is seeking an Engineering AI Software Engineer at the Vice President level. The role involves designing tools that improve developer experience, implementing AI-driven solutions to enhance productivity, and collaborating with teams to integrate knowledge into developme ...

Head of Developer Experience & Platform Engineering

SoSafe, located in Greater London, is seeking an accomplished leader for their Developer Experience function. The role involves shaping internal platforms and promoting sustainable delivery practices while fostering a strong team culture. Ideal candidates will have a track record in leading engineering teams, a ...

Quantitative Developer – Systematic Hedge fund £400k

Overview Quantitative Developer – Systematic Hedge Fund – £400k Paragon Alpha are partnered with a top performing Quant Hedge Fund currently managing around $30b in AUM. They are looking to hire a Quant Developer to build mid-frequency trading infrastructure and a signal generation framewor ...

Quantitative Investment Strategies(QIS) Platform Developer

Overview Quantitative Investment Strategies(QIS) Platform Developer Join Barclays’ QA Equity & Hybrid Products team as a QIS Platform Developer to support the next-generation Quantitative Investment Strategies (QIS) platform. Partnering with Trading, Structuring, Strats, and Technol ...

Quant Developer: Build Scalable Trading Tools

A global technology-driven investment firm seeks a Quant Developer to bridge quantitative research and engineering. This role involves developing scalable software for data analysis, backtesting, and trading systems. Candidates should have a degree in a relevant field and 2+ years of experience with Python, C++, ...

Quant Developer – Quantitative Strategies & Data Group

Quant Developer – Quantitative Strategies & Data Group London, United Kingdom **To proceed with your application, you must be at least 18 years of age.** Acknowledge ( ...

Technical PM & Software Developer, Onsite London

A dynamic financial services SME in Central London is seeking a Technical Project Manager with over 5 years of experience in managing complex technical projects. The ideal candidate will have a strong background in software development and project management. Responsibilities include overseeing multiple projects ...

Adobe LiveCycle Developer: Dynamic Forms & Workflows

A software development company in London is seeking an experienced Adobe Livecycle Developer to create and maintain dynamic PDF forms and process workflows. The ideal candidate will have a minimum of 2 to 3 years of experience with Adobe Livecycle, JavaScript, and Oracle. You will be responsible for supporting e ...

Senior Developer – Azure Integration Services (AIS)

We are looking for an experienced Senior AIS (Azure Integration Services) Developer to join a fast-paced enterprise technology environment supporting a modern SaaS-based ERP ecosystem. You will play a key role in designing, developing, and leading enterprise integrations across SAP Finance and mult ...

Dynamics 365 CE Developer (Field S ...

Dynamics 365 CE Developer (Field Service) Rate: £450‑£500pd (Outside IR35) Location: Remote – Must be UK based. Work Type: Contract – 3 months We are supporting a globally operating organisation as they continue a significant phase of their Dynamics ...

Software Developer in London LMAX Group

Technologies Backend: Distributed, event-driven core Java (90% of the code-base), MySQL, Kafka Frontend: Javascript, Vue.js Deployment: Kubernetes, Nomad Data Analytics: Python & Jupyter notebooks, Parquet, Docker Testing: ...

Backend Grok and xAI Rust Developer

Backend Grok and xAI Rust Developer at xAI Location: London, UKPosition Type: Full-Time About xAI At xAI, our mission is to develop artificial intelligence systems that advance humanity's understanding of the universe. We are building a world‑class team of e ...

Food Product Developer — NPD & Launch Specialist

Drnewitt is seeking a talented Product Developer / NPD Technologist to join its team in Greater London. You will develop innovative food products, working closely with various departments to ensure successful product launches. This role is ideal for individuals passionate about food innovation and tren ...

Comarch Developer Network Inventory & Service Management

We are seeking an experienced Comarch Developer / L2-L3 Support Engineer to support a large-scale Network Inventory and Service Management ecosystem within the telecommunications domain. The successful candidate will be responsible for platform support, incident management, network inventory troubleshootin ...

Engineering Systems Developer Full Stack Engineer

South Eastern Railway is hiring an Engineering Systems Development Specialist to enhance engineering software systems, improving efficiency and data quality across the southeastern network. You will work closely with stakeholders to translate business needs into effective system solutions, developing software ...

Senior Engineering Manager — Developer Experience & Reliability

The GUARDIAN NEWS AND MEDIA is looking for a Senior Engineering Manager to lead their Reliability and Operations team in building a new Developer Experience platform. This role focuses on enhancing engineering efficiency through improved observability and deployment capabilities. Candidates should have ...

Engineering Manager, Developer Experience & AI Platform

SumUp is looking for an experienced Engineering Manager to lead our Developer Experience team in London. You will oversee the development of internal platforms crucial for our engineers, manage a team of seven, and define the future of our AI domain. The ideal candidate will have proven leadership expe ...

Senior Android Developer City of London

Salary: £45,000 - 70,000 per year Requirements: Strong commercial experience developing Android applications using Kotlin Proven experience with Jetpack Compose A solid understanding of mobile architecture, design patterns and modern engineering principle ...

Senior Full Stack JavaScript Developer Capgemini

Key Responsibilities Architect, develop, and maintain full‑stack web and mobile applications using JavaScript, React, Angular, and Node.js. Design and implement RESTful APIs and micro‑services, ensuring high performance and scalability. Collaborate with cross‑functional team ...

Power Apps Developer (Power BI specialism)

Salary: £60k to £70kMethods is recruiting for a Power Apps Developer (Power BI specialism) to join our team within the Public Sector Business unit on a permanent basis.This role will be mainly remote but require flexibility to travel to client sites, and our offices based in London, Sheff ...

Quant Developer, Risk – London or NYC

Exciting opportunity at one of the fastest growing financial services firms around the world. They offer prime brokerage, clearing and financing across traditional and digital assets, and are now looking to hire world-class Python software engineers to help build on their success.Responsibilities</b ...

Senior Full Stack Developer Downdetector Connect

Description Position at Ookla The Opportunity:As a Senior Developer, you’ll have significant autonomy to shape how some of the world’s largest telecom operators communicate with consumers and detect issues across their networks. You’ll help evolve the platform into a proactive, intelligent s ...

Senior Front End Developer (React.JS Essential)

We're looking for an experienced Front End Engineer to join our clients Engineering team, to help delivery of our digital roadmap, develop our people and capabilities, and support Engineering strategy to drive improvements across all teams. This is a fantastic opportunity to work in a product ...

Business Developer Amazon Shipping, Amazon Shipping

Amazon is innovating in the Operations and Logistics space and looking for a driven, entrepreneurial, and analytical Business Development Manager to join Amazon Shipping UK. Amazon Shipping has exciting plans to accelerate growth across 2026 and beyond, and we are looking for talented individuals to join us on t ...

Power Apps Developer (Power BI specialism)

Salary:  £60k to £70kMethods is recruiting for a Power Apps Developer (Power BI specialism) to join our team within the Public Sector Business unit on a permanent basis.This role will be mainly remote but require flexibility to travel to client sites, and our of ...

.NET Developer (.NET / Blazor) TOP COMPANY!!

.NET Developer (.NET / Blazor)- TOP COMPANY!! Central London -Hybrid Working - 3 Days in the Office and 2 days from home (Mon and Friday at home)We're looking for a hands-on .NET Developer to join a small but growing organisation with a genuinely friendly and collaborat ...

Business Intelligence Developer / Manchester or London

OVERVIEWJoin the fast-growing TechOps BI team at TransPerfect as a Business Intelligence Developer, supporting the design, development, and maintenance of modern business intelligence architectures and solutions. You will work with a suite of TechOps technology products, integrating re ...

Senior Software Developer C#.Net Azure

Senior Software Developer / Engineer (C# .Net Azure API) London / WFH to £90kDo you have strong C# and Azure skills combined with a strong knowledge of software engineering best practices?You could be progressing your career in a senior, hands-on Senior Software Developer role at a hugely ...

Burberry Product Developer Childrenswear (Maternity Cover)

Job Details INTRODUCTIONAt Burberry, we believe creativity opens spaces. Our purpose is to unlock the power of imagination to push boundaries an ...

Quant Developer (Python/R) – Equity Models

Salary: up to ~£250k annual TCExperience: Minimum 5 years; also open to more senior candidates. Fabulous opportunity for a talented QD to join one of the world’s most prestigious and successful hedge funds. Looking for an experienced engineer with a solid programming background ...

Trainee Systems Reporting and UI Developer

Trainee Systems Reporting and UI DeveloperWe are searching for an experienced Trainee Systems Reporting and UI DeveloperOverall job purposeThis role is ideal for someone who is curious, analytical and motivated to build a long-term career in technology, reporting and data analysis.An e ...

Luxury Real Estate Developer Procurement Manager

AHS, a premier luxury real estate developer, is seeking a skilled Procurement Manager to lead and oversee our procurement processes. The successful candidate will be responsible for sourcing, negotiating, and managing supplier relationships to ensure the timely delivery of high-quality materials and services ...

ServiceNow Developer Remote (UK) SC Cleared

Required SkillsServiceNowITSMITOMAPISNOWJob SummaryServiceNow Developer (SC Cleared) - Remote - Contract x 4Remote (UK Based), 3-Month Initial Contract, £600-700pd, Active SC Clearance (Essential)</stron ...

Software Developer Data Services (KDB+/Q)

Position Overview:The Data Development group manages the lifecycle of data used by investment for trading, backtesting and research. We work with quants and tech teams to integrate, process and serve data from vendors and public sources in Squarepoint's data infrastructure (alpha data and cross- ...

Freelance Mobile App Developer (iOS / Android)

Mindrift is looking for skilled Mobile App Developers (React Native, Flutter, Swift, or Kotlin) to join the Tendem project () and build native and cross-platform mobile application ...

Senior Developer C# React Investment Banking

Job DescriptionAbout TalanAt Talan, we deliver technology solutions in partnership with leading global clients. We are currently supporting one of our long standing clients in building and enhancing a front office risk and valuation platform used in a fast paced, real time env ...

Full Stack developer, Software Product (AI)

About Nothing Nothing exists to make tech feel exciting again. We’re building a different kind of technology company, one that puts design, emotion, and human creativity at the heart of everything we do. From the way our products look and feel to how we communicate and show up in cult ...

Power Pages Developer (D365) Outside IR35

Job Description Microsoft Power Pages Developer | Outside IR35 | £450-475 per day | Fully Remote | 6 Months initial contractA large new Microsoft Dynamics 365 CRM project at a Microsoft Gold Partner requires Power Pages Developers on an initial 6 month contract. If you are comin ...

Counterparty Credit Risk Python Developer, AVP

Counterparty Credit Risk Analytics is a group within Citi Financial Risk Technology, responsible for developing the applications used for derivatives credit Risk and Basel Capital calculations Firm-wide. The Counterparty Credit Risk Developer is an intermediate level position responsible for participat ...

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