36,375+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Director Project Management – AI & Developer Platforms

Job ID: Date posted: 12/06/2026Location: Cambridge, United KingdomCategory: Program/Project Management Job Overview Arm is building the software foundations that enable intelligence from cloud to edge. As part of the AI & Developer Platforms group, you will lead the Projec ...

Trade Kitchen Business Developer — Telesales & Growth

Howdens Joinery is seeking a Business Developer to expand their local depot in Sandown. The role involves building relationships with trade customers, generating leads, and driving sales performance. The ideal candidate will enjoy communicating face-to-face and on the phone, possess strong organization ...

Field Business Developer: Parcel Locker Partnerships

Royal Mail Group is looking for a Business Development Manager to expand their nationwide parcel locker network. This role is field-based, primarily in the North West region, and requires strong interpersonal and negotiation skills. The ideal candidate will thrive on meeting targets and driving business growt ...

Remote Oracle CRM CX Sales Developer

Sivara GmbH, a progressive software house in the UK, is seeking an experienced Oracle CRM Developer. This remote role offers a competitive salary of £70,000 per year. You will design, develop, and maintain Oracle applications, collaborating with key stakeholders to gather and analyze requirements. Join ...

Developer Lead & People Manager — Hybrid/Remote

A leading recruitment agency is seeking a Developer Lead in the UK. This role involves managing and coaching a technical team, enhancing team performance in an agile environment. The position offers excellent flexibility with a remote and hybrid working option. Candidates should have a strong focus on communicat ...

Epicor Kinetic ERP Developer & Integrations Architect

Major Derby IT & Digital is seeking a seasoned ERP developer to join a leading engineering and manufacturing business based in Lincolnshire. The role involves continuous system improvements and providing technical support, including out-of-hours support during integrations. The ideal candidate will hav ...

Senior Salesforce Developer — Energy & Utilities Cloud

SEFE Energy UK is hiring a Senior Salesforce Developer responsible for developing, customizing, and integrating the Salesforce Energy and Utilities Cloud platform. You will take ownership of technical solutions, ensuring the platform's stability and support. The role involves using Apex, Lightning Web ...

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 ...

Apigee Developer: Build & Secure Scalable APIs

ARM (Advanced Resource Managers) is seeking an Apigee Developer for a 6-month contract based in Slough with hybrid working, requiring 3 days on site. The successful candidate will design and manage API solutions within the telecoms sector, working in a fast-paced environment. Key responsibilities inclu ...

Frontend Developer – Volunteer for Humanitarian Tech

MapAction is seeking a Frontend Software Developer Volunteer to utilize your software skills in humanitarian efforts. This role involves collaborating with highly skilled professionals and making a lasting impact in crisis response. Volunteers are crucial to MapAction's mission and contribute significantly to ...

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 ...

IBMi Software Developer — Hybrid (Finance Tech)

Newcastle Building Society is seeking an IBMi Software Developer to create and support high-quality software solutions. The role demands strong programming skills in relevant languages and frameworks. Candidates should have experience in Agile environments and effective problem-solving abilities. Offer ...

Salesforce Platform Engineer: Admin + Developer (Hybrid)

Citation Group is seeking a Salesforce Platform Engineer to enhance and maintain their internal Salesforce systems. In this hybrid role, you will alternate between administrative tasks and advanced development, including Apex coding and Lightning Web Components. The successful candidate will possess st ...

Quantitative Developer | Electronic Trading & Systematic Modelling

The Role: This is a build-heavy quant engineering role sitting close to electronic trading, focused on creating the infrastructure that allows research teams to test and scale trading ideas properly. You will be working on the environment that sits behind systematic strategies, improving how mode ...

Senior Systems Developer — Python & PostgreSQL (Hybrid)

BUUK Infrastructure in Woolpit is looking for a Senior Systems Developer specializing in Python and PostgreSQL. The successful candidate will deliver full-stack software solutions, ensuring excellent customer service and high software delivery standards. This permanent role involves developing and main ...

Senior Systems Developer Housing & Repairs Platform

The Guinness Partnership is seeking a Senior Systems Developer for our Oldham office. This full-time role involves supporting all aspects of the software development lifecycle and resolving business-critical issues. Key responsibilities include development for Housing and Repairs Management systems wit ...

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 ...

Trade Kitchen Business Developer — Telesales & Growth

Howdens Joinery in Ascot is seeking a Business Developer to strengthen their local depot. This role involves building relationships with trade customers, generating leads, and supporting sales activities. Ideal candidates should be confident communicators, organized, and experienced in telesales or acc ...

Sports Equipment Product Developer Flexible Hours

Net World Sports, Ltd. in Wrexham is looking for a skilled Product Developer to join their Product Development team. This role involves overseeing the entire product development process, from concept to sign-off. You will conduct market research, negotiate with suppliers, and manage multiple projects i ...

Trade Kitchen Business Developer — Telesales & Growth

Howdens is seeking a Business Developer in Dronfield, United Kingdom, to help grow the local depot. The ideal candidate is a confident communicator who can build rapport with trade customers both over the phone and face-to-face. Responsibilities include generating leads, supporting sales activities, an ...

Customer Advisor Advanced (Developer Services & Metering)

Salary - £28,683Work Type - OnsiteJob Location - Lingley Mere (UU), Lingley Green Avenue, Great Sankey, Warrington, WA5 3LPRole Type - PermanentEmployment Type - Full TimeWorking Hours - 37.0 Hours per Week United Utilities’ ( ...

Strategic Business Developer – Speciality Gases UK

VitalAire Canada Inc. is seeking a dynamic Business Development Manager to drive growth of Speciality Gases in the UK. This role involves creating and executing targeted strategies, driving sales development across markets, and maintaining strong relationships with stakeholders. The ideal candidate wil ...

Senior Python Developer — Derivatives Risk & Pricing

Apex Systems is seeking experienced contractors in the United Kingdom, specifically in Bromley/London, for a critical initiative requiring strong Python development skills. This role involves designing and developing complex server-side components while supporting core engineering streams amidst demanding pro ...

Lead Power Platform/Copilot Studio Developer

Overview Salary: competitive depending upon experience + benefits Must be eligible for Security Clearance Location: Hybrid (home-based, working with Kerv Digital office/customer site visits as required) UK HQ, Seven House, 18 High Street, Longbridge, B31 2UQ Key Responsib ...

AWS Powered Python Developer (Serverless) – Dublin

DataArt is seeking a developer to join its team in London, focusing on designing and building AWS-enabled solutions with Python. You'll work on core business applications and support a global user base while collaborating with your team on technology direction and best practices. Key requirements inclu ...

Digital Information Services Developer Systems & Support

The Lincoln Institute is seeking a Digital Information Services Developer in Lincoln. This permanent, full-time role involves system administration and support across various projects, with a focus on ensuring smooth operation of HR & Payroll, eLearning, and Recruitment systems. Successful candidates w ...

IAM Identity Developer — One Identity Specialist

83zero in Greater London is seeking a skilled Identity Developer to design and support large-scale Identity and Access Management (IAM) solutions. You will work with One Identity Manager and integrate enterprise systems like Active Directory and Office 365. The ideal candidate has strong experience in ...

Digital Information Services Developer (INTERNAL ONLY)

Digital Information Services Developer (INTERNAL ONLY) Location: Lincoln Salary: From £33,002 per annum Type: Permanent, full-time (37 hours per week) Closing Date: Friday 03 July 2026 Interview Date: Wednesday 15 July 2026 < ...

AI Developer Advocate — Remote EU/Hybrid

Verda is looking for a public technical voice for AI engineers and researchers in London. You will create tutorials and benchmarks for the ML model lifecycle and represent Verda at industry events. The ideal candidate has a strong background in AI workloads, at least 3 years in roles like developer adv ...

Moodle (PHP) Developer for Learning Platforms

Arden University in Leeds is seeking a Moodle Developer to engage in the complete software development lifecycle and contribute to innovative University Learning systems. In this role, you will focus on delivering top-notch digital solutions that enhance educational experiences for students. The ideal ...

Senior PHP Developer — Laravel, AI & SaaS

Oliver Bernard is seeking a Senior PHP Developer to join their leading SaaS company based in central London. The role offers an opportunity to be a part of a close-knit development team and engage actively in the software development lifecycle. The ideal candidate should have over 5 years of experience ...

Moodle (PHP) Developer for Learning Platforms

Arden University is seeking a Moodle Developer. You will engage with the full software development lifecycle to enhance University Learning systems (Moodle) and contribute to developing excellent educational solutions for students. The ideal candidate will have strong experience in Moodle, PHP, and Agi ...

Senior .NET 8 API Developer – Glasgow

Join Barclays in Glasgow as a .NET Developer, designing and delivering high-performance .NET 8 Web APIs. You will apply your expertise in ASP.NET Core and database technologies like SQL Server or MongoDB to build scalable solutions. This role involves cross-functional collaboration to ensure industry-a ...

London Based Synthetics Platform Lead Developer

hackajob is partnering with Barclays to find a Synthetics Lead Developer responsible for a global Synthetic & Financing platform managing equity swaps. This critical role requires expertise in microservices and low-latency engineering to shape solutions that align with business objectives. The ideal ca ...

C++ Trading Developer, Quant Trading Team

Responsibilities Continuously improve the design and performance of our automated trading system, including exchange connectivity, derivatives pricing model, order and risk management system. Implement trading strategies that are highly adjustable in live trading and easily integr ...

Senior C# Developer .Net Core FinTech

Senior C# Developer / Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £130k+ Are you a backend focused C# Developer with a strong academic background, looking to take the next step in your career? This is an opportunity to work on complex, high-impact systems at a growing FinTech s ...

Python Developer Scale FinTech Data Platform

A leading tech house in finance is looking for a Python Developer with outstanding technical skills to join their team in London. You will work on innovative software and build scalable data platforms, collaborating with top technologists. The ideal candidate has strong experience with Python and SQL, enjoys wor ...

Quantitative Developer High Performance Trading Systems

A leading systematic hedge fund in the UK is seeking a Quantitative Developer to design, implement, and maintain trading systems. This role combines software engineering and quantitative research, focusing on building reliable tools for systematic investment strategies. Candidates should have strong programming ...

Senior Python Developer Up to £140k

OB have once again partnered with a high-growth Data Intelligence Platform start-up, who are looking to grow their Backend team, by hiring a Senior Engineer, with strong Python skills, to come in and own architecture, performance and the overall quality of their backend which serves over 300 clients. T ...

Business Developer (UK Market) M/F

Home Careers Business Development Search for: Information Systems Telecoms Business Development Product & Marketing Project Management Supporting Functions Internship Spontaneous Application Business Devel ...

Product Developer: Accessories & Clothing (Rapid Launch)

Y2K Vintage, a fast-growing vintage retail company in Greater London, is seeking a Product Developer for Accessories & Clothing. In this hands-on role, you will lead the development of small-scale product categories, managing the entire production process from concept to launch. Ideal candidates will have at lea ...

Senior iOS Developer Banking & Finance (Hybrid)

Capgemini in the UK is looking for experienced IOS Developers, including Senior Developers, with a strong background in the Banking and Finance domain. The role is hybrid, allowing for a blend of office, client site, and home working. Ideal candidates will have expertise in Swift, Xcode, and leadership ...

Platform Engineer: Developer Tools & DevOps (Hybrid)

Viridiengroup is seeking a Platform Engineer to work on Developer Platform & DevOps Tooling. The role focuses on creating tools and automation that assist engineering teams in developing and operating software on a large-scale HPC platform. The successful candidate will have a solid development backgro ...

Quantitative Developer: Fraud Detection & Production Models

Deutsche Bank seeks an individual for a pivotal role in Group Strategic Analytics. The successful candidate will drive core model development targeting fraud detection while integrating new data sources and enhancing analytics capabilities. Responsibilities include stakeholder management, guiding technical ad ...

Quantitative Developer Trading & Client Controls (Hybrid)

Deutsche Bank AG in London is looking for a Quantitative Developer in Trading and Client Controls. You will lead the development of anomaly detection models for fraud identification, overseeing technical integration, and collaborating with stakeholders to drive model success. The ideal candidate should ...

Quantitative Developer (Trading and Client Controls)

Responsibilities Group Strategic Analytics (GSA) is part of Group Chief Operation Office (COO) which acts as the bridge between the Bank’s businesses and infrastructure functions to help deliver the efficiency, control, and transformation goals of the Bank The TaCC team sits within D ...

Engineering Manager, Developer Tools (AI Powered)

Figma, Inc. is seeking an Engineering Manager to join its Developer Tools team in the UK. This role involves managing product engineers and collaborating with cross-functional teams to build innovative solutions for frontend developers. The ideal candidate will have experience in AI-powered products, s ...

Senior .NET Developer — Hybrid Belfast Contract

VanRath is seeking a Senior .Net Developer for a contract role based in Dundonald, Northern Ireland. The role involves delivering innovative, secure, and scalable solutions that transform payment interactions globally. The ideal candidate will have proven experience with .NET, a strong understanding of ...

Senior iOS Developer – Lead, Innovate & Mentor

United States Digital Space LLC is looking for a Senior iOS Developer to join their Mobile Collective in London. You’ll work in a hybrid setup, helping shape the apps used by millions through platforms like MoneySavingExpert. This role requires leading feature delivery and collaborating with multidisciplinary ...

Developer Experience & Platform Engineering Solution Architect

Salary £33,000 - 48,000 per year Requirements Platform Engineering and Internal Developer Platforms (IDPs) Developer Experience (DevEx) and DevOps transformation Kubernetes experience, including AKS, EKS or OpenShift CI/CD tooling such as GitLab, Git ...

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    Java React Developer Jobs in United Kingdom Job Search Guide, Trends and Insights