95,315+ Java Developer Java Developer Lead Jobs in London, UK — Local Employers Hiring July 2026

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European Energy Markets Business Developer

C-Zero Markets is looking for a Business Development Executive to lead client acquisition across UK and European markets. You will engage with corporates and sustainability-focused organizations to drive new business opportunities in the environmental commodity sector. This role balances commercial amb ...

Senior Android Developer (London, UK)

About the Role We are looking for a highly skilled and passionate Senior Android Developer with a strong command over Kotlin and a solid grasp of agile methodologies, and modern engineering practices such as Test-Driven Development (TDD) and Extreme Programming (XP) </b ...

Dynamics 365 Solution Architect & Developer

Dynamics 365 Sales CRM Solution Architect / Tech Lead Location: London (Hybrid - 3 days onsite) Rate: £60-£86 per hour Contract: 6-12 Months (Extension Likely) Start: ASAP Clearance: Must be eligible for FADV clearance (5 yea ...

Senior Software Developer (UK based)

We’re looking for a passionate and experienced Senior Software Developer to join one of our agile squads. In this role, you’ll be hands‑on in designing, building, and enhancing features across the PCI Pal product suite, while also setting the technical standard through mentorship, code reviews, and driving ...

Senior Front End Developer London

Salary: £? - ? per year Requirements Strong commercial experience with React, TypeScript and modern front-end frameworks. Experience with Next.js and building complex, API-driven user interfaces. Strong understanding of performance optimisation, accessibi ...

Senior Engineering Manager, Developer Experience

About the team The Developer Experience team owns the internal platform that every the company engineer touches daily: CI/CD pipelines, observability tooling, our developer portal, and an emerging AI platform. It's a high-visibility role: the work you lead directly shapes the productivity of hundr ...

Quantum Developer Platform Growth Director

Quantinuum is seeking a Sr. Director, Offering Management to lead the strategy for its cloud-based quantum developer platform in London or Cambridge. This role requires 15+ years in product management for developer platforms, an advanced degree in a relevant field, and strong communication skills. The position o ...

Assistant Vice President Axiom Developer

Financial Management department is in charge of planning, organising, directing and controlling the financial activities of the Bank. The department performs a variety of financial functions, including accounting and financial reporting, fixed asset and expenses management, budget and management reporting, ...

Senior C++ Developer Vice President

Senior C++ Developer Job Code: 12392 • Country: GB • City: London • Skill Category: IT/Technology Corporate Title: Vice President Department: Latency Sensitive Electronic Trading (LSET) Location: London (Hybrid) Role Overview We are looking for a C/C++ de ...

Python Risk Developer Vice President

**Discover your future at Citi** Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. **Job Ov ...

Senior Python Quant Developer – London

Location: London – Hybrid This is an opportunity to join one of the world’s premier investment firms.The firm deploys systematic, computer-driven trading strategies across multiple liquid asset classes, including equities, futures and foreign exchange. You will be building components ...

Senior Software Engineer (Developer Platform)

We are on a mission to help build and accelerate the internet of tomorrow. We obsess over customer experience and strive for constant innovation, with the goal of helping companies and developers build a faster, safer, and more reliable internet.About bunny.netSome ...

Payment Solution Business Developer (POS)

As a Payment Solution Business Developer, you will be a driving force in a high-growth strategic area of the business. You will be responsible for the deployment and expansion of our POS (Point of Sale) and payment solutions, primarily focusing on our existing merchant base while identifying new market ...

Systems Reporting and UI Developer

Systems Reporting and UI DeveloperWe are searching for an experienced Systems Reporting and UI DeveloperMake an Impact at RSM UK We are looking for a Systems Reporting and UI Developer to join RSM. This is a key role in shaping our system reporting & user interface within our enterprise platform ...

Quant Developer, Market Data – London

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 software engineers to help build on their success.Responsibilities < ...

Data Engineer (Python Enterprise Developer)

Work mode: Hybrid (with 4 days a week at London, Canary Wharf)Contract duration: Long term<span style=background-color:rgb(255,255,255);color:rgb(75, ...

Senior PHP Developer REST API

NO AGENCIES – Please do not attempt to canvas from hereRECRUITERS: DO NOT CONTACT ANYONE AT EVENTOGY DIRECTLY IN RELATION TO THIS ROLE. We are a highly successful UK based Events Management SaaS company looking for an ambitious PHPTechnology/Software Architect to hel ...

FP&A Solution AI Developer

At Board, we power financial and operational planning solutions for the world’s best brands.Thousands of enterprises use our technology to optimize resources, drive growth, and ensure profitability.With advanced analytics and forecasting, plus AI-driven insights, customers transfor ...

Senior Quant Developer / Research Engineer

Salary: £250k + bonusSummaryC++/Python Engineers wanted for a leading market maker to join their fast-paced, dynamic engineering team. This role offers the opportunity to contribute to one of the world’s most powerful trading platforms.In this role, you will work ...

Solution Developer (Agentic AI Focus)

Job DescriptionWe are hiring individuals who take a structured, agentic approach to solving real-world problems using modern, AI-enabled tools.This role is suited to people who are naturally curious, analytical, and motivated by understanding how things work. You will focus on breaking down c ...

12 Month Internship C# Developer

Job descriptionBusiness typeTypes of Jobs - IT, Digital et Data Job title12 Month Internship - C# Developer Contract typeInternship/Trainee Term (in months)12 ...

Senior Salesforce Marketing Cloud Developer

Feb 20, 2026About WPPWPP is the trusted growth partner for the world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – po ...

Sungard's Front Arena Application Developer

Job Description Front Arena DeveloperOur Client is looking to recruit several Sungard’s Front Arena Developers/ConsultantsYou will have at least 3 to 5 years solid back ground of working with Sungard’s or FIS Global’s Front Arena product.The role is to dev ...

C++ Quant Developer (Desk Aligned)

Our client is a leading tech-driven quant and systematic hedge fund trading with offices across the globe. They leverage deep knowledge in data, research, technology and trading to deliver high-quality returns. This opportunity offers a dynamic and fast-paced environment with excellent scope for career growth ...

Associate Business Developer, Amazon Shipping

Amazon is innovating in the Operations and Logistics space and looking for a driven, entrepreneurial, and analytical Sales Representative for UK Sales. We're looking for someone who will be excited by partnering in launching a new start-up and will engage in B2B sales generation working with businesses in the UK ...

IT Market Access Developer (C++)

SummaryOur client is a leading tech-driven quant and systematic hedge fund trading with offices across the globe. They leverage deep knowledge in data, research, technology and trading to deliver high-quality returns. This opportunity offers a dynamic and fast-paced environment with excellent op ...

Senior Cost Manager Commercial Developer

Company DescriptionTurner & Townsend is a global professional services company with over 22,000 people in more than 60 countries.Working with our clients across real estate, infrastructure, energy and natural resources, we transform together delivering outcomes that improve people’s ...

Junior Developer Salesforce Marketing Cloud

Job DescriptionExperian Consumer Services are looking for a motivated Junior Salesforce Marketing Cloud Developer to support the development, maintenance, and optimisation of our Salesforce Marketing Cloud platform. This is an excellent opportunity for someone who is passionate about CRM technology, ...

Developer Relations P2P (100% remote)

Join Tether and Shape the Future of Digital FinanceAt Tether, we’re not just building products, we’re pioneering a global financial revolution. Our cutting-edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reser ...

iOS Developer, Inisde IR35, Contract

iOS Engineer - Inside IR35 - £550 per day - 3 days in London As a Senior Mobile Engineer, you will contribute to the development of best-in-class iOS applications, working closely with product owners, stakeholders, and engineering peers to deliver innovative, high-quality solutions. Repor ...

Senior Software Engineer Developer Experience

Senior Software Engineer - Developer Experience – Isovalent Isovalent, now part of Cisco, is the company founded by the creators of Cilium and eBPF. Cisco Isovalent builds open‑source software and enterprise solutions solving networking, security, and observability needs for modern cloud native i ...

C#.Net Backend Software Developer

Innovative technology business seeking a Backend Software Developer to help build and scale a real time analytics platform processing high volume market data. The ideal candidates will have experience with C#.NET and Kotlin, distributed systems, Kubernetes, Kafka and CI CD pipelines.RequirementsC#< ...

Frontend Developer in London Rullion

We are hiring a Frontend Developer We are seeking a talented and motivated Frontend Developer with strong expertise in TypeScript to join our growing development team. In this role, you will work on building high-quality, scalable, and responsive web applications using React and TypeScript. You will ...

Senior Software Engineer Developer Productivity

Join us as a Senior Software Engineer This is an opportunity for a technically minded individual to join us as a Senior Software Engineer You’ll be building and maintaining the services we provide to engineering squads With no product owner or tech lead aligned to this squ ...

Senior Developer Contributions Planner Interim

CPR in East London is seeking an experienced Developer Contributions Principal Planner for a hybrid position. This role involves managing and negotiating developer contributions, including Section 106 agreements and CIL matters, while working closely with stakeholders to ensure infrastructure benefits. <p ...

Backend developer (H/M/X)

Seleccionamos un/a desarrollador backend/AI para incorporación directa en plantilla de cliente final. Requisitos Al menos 5 años de experiencia en desarrollo backend con JAVA. Amplia experiencia en la creación de API, servicios, integraciones y sistemas de backend <l ...

Remote Oracle CPQ Developer UK

A global technology firm is seeking an Oracle CPQ Developer for their growing team. This fully remote position requires multiple years of hands-on Oracle CPQ experience and strong communication skills. Responsibilities include providing programming support, maintaining a stable CPQ environment, and collaborating ...

Full Stack Developer .Net FinTech

Overview Full Stack Developer / Software Engineer (C# ASP.Net TypeScript) London / WFH to £65k Would like to progress your career as a Full Stack Developer, working on a modern web-based tech stack with continual learning and development opportunities as part of a diverse team? ...

Salesforce Developer: Apex, LWC & Integrations

A leading 3D printing company is seeking a Salesforce Developer to enhance and maintain Salesforce applications. You will develop and implement custom solutions, design integrations with other systems, and collaborate closely with stakeholders. The ideal candidate should have 2-4 years of experience in Salesforc ...

Pensions Data SQL Developer – Remote

A growing technology firm in Greater London is seeking an experienced SQL Developer with pensions knowledge to enhance and support critical business systems. This role involves developing software, analyzing data, and ensuring compliance with regulatory standards. Ideal candidates will have strong SQL skills and ...

Senior Software Engineer Developer Productivity

Senior Software Engineer This is an opportunity for a technically minded individual to join us as a Senior Software Engineer. You’ll be building and maintaining the services we provide to engineering squads. With no product owner or tech lead aligned to this squad, you’ll have increased responsib ...

Software Developer Post Trade Automation

Software Developer Post-Trade Automation Ncounter are supporting a globally recognised systematic investment firm in hiring a Python focused Software Developer to join their Post Trade engineering group. This team builds and operates the pipelines that sit at the heart of post trade processing, p ...

Front End Developer Software Engineer

Job Description News UK is one of the leading media businesses in the UK and Ireland. Our news brands include The Times, The Sunday Times, The Sun, The Sun on Sunday and The TLS. Our national broadcast brands include talkSPORT, Times Radio and Virgin Radio UK, and we have market‑leading local sta ...

Front End Developer Software Engineer

Your Team Customer Optimisation team – part of Times Media customer and Customer Operations area. Role focuses on delivering front‑end optimisations and experiments that enhance customer journeys and digital experiences. Your Role Front End Developer – Software Engineer based in ...

Senior Developer, Strategy & Technology Group

Posting Description Senior Web Developer Are you looking for a role where you can own architecture and not just tickets? Do you want to build mission‑critical modelling software used by leading insurers? This is a hybrid role with the flexibility to work both virtu ...

Salesforce Developer: Core & Vlocity + OmniStudio

8x8, Inc. is looking for a highly skilled Salesforce Developer to design, develop, and optimize enterprise solutions utilizing Salesforce Core and Salesforce Industries (Vlocity). The successful candidate will implement scalable solutions and manage integrations to enhance performance. With a focus on ...

Senior Games Developer HTML5, PixiJS

This range is provided by Harvey Nash. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Oxford – Flexible/Remote Harvey Nash have partnered with a global business well established within the online gam ...

Senior PHP Developer REST API

We are a highly successful UK based Events Management SaaS company looking for an ambitious PHP Technology/Software Architect to help oversee the next phase of development of our suite of products. As an accomplished PHP Senior Engineer you will have a solid track record of designing highly scalable techno ...

Senior Ruby on Rails Developer

Direct message the job poster from KE Technology Director - Ruby Specialist at KE Technology Ruby Developer - Remote (UK-based) - Up to £85K Are you a Senior Ruby on Rails Developer looking to work on scalable, high-traffic applications in a modern, engineering-led en ...

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