36,378+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Senior Magento Developer — E‑commerce Growth & Progression

Calibre Digital Consulting Limited is seeking mid-level to senior Magento Developers to join a growing e-commerce company in Manchester. This role offers a chance to work with a market-leading client that invests in its employees' growth and development. The ideal candidates will have a strong backgrou ...

Hybrid Backend Developer for Risk & Regulatory Platform

bet365 is seeking a Software Developer to join their Risk and Regulatory team in Stoke-on-Trent. You will work in a small, talented team developing high quality scalable solutions, following agile practices. Strong technical skills in Golang and experience in web development are essential for this role. < ...

Remote .NET/C# Developer — Enterprise Scale Apps

Noir is seeking a skilled .NET Developer to join their award-winning software house in Huntingdon, UK. This role offers an exciting opportunity to work on enterprise-level projects with cutting-edge technologies, including .NET 10.0 and Azure. Applicants should have experience in .NET, C#, and Azure SQ ...

Senior Developer Build Modern, Secure Software (Hybrid)

People's Partnership in Crawley seeks a dedicated IT Support professional to enhance the IT Development function. The role involves delivering second-line support and designing software solutions that align with regulatory compliance. The ideal candidate will work closely with stakeholders, define proj ...

Senior Dynamics NAV Developer – Architect & Client Facing

Sheer Jobs Ltd is seeking a Microsoft Dynamics NAV Developer based in Burnham, Buckinghamshire. This role involves configuration and development of NAV systems and participating in the entire software development lifecycle. The ideal candidate should have exceptional Dynamics NAV skills, a clean drivin ...

Backend Developer: API, Microservices & Flexible Remote Work

Flypay is seeking a developer to join their core platform team. The role requires writing clear and documented code while developing APIs that are user-friendly for both internal and external developers. Ideal candidates will be experienced in PHP and MySQL while demonstrating skills in scalable system ...

Android Lead Developer – Own the Mobile Platform

Octad Recruitment Limited is seeking an experienced Android Developer in Redditch to take full control of an Android project. This role includes the potential to manage a team as the mobile division expands, ensuring growth within a dynamic software company. Ideal candidates should have over 3 years ex ...

Power BI Developer: Snowflake Analytics (London Market)

Albany Beck is looking for an experienced Power BI Developer based in Greater London to support the development of enterprise reporting capabilities in the London Market Insurance sector. Responsibilities include designing and enhancing Power BI reporting solutions using Snowflake, engaging with stakeholders ...

Senior Python Developer – Trading Systems & FIX (Hybrid)

Version 1 Solutions Limited is looking for an experienced Python Developer in Milton Keynes. You will develop and enhance trading applications and work primarily with the FIX protocol. The ideal candidate will have over 6 years of experience, proficiency in Python, and a bachelor's degree in a related ...

IT Developer & Test Engineer Leadership in QA

Farringdon James Limited is looking for candidates for software development positions in Plymouth, England. The roles available are classified as Level 2 and Level 3, depending on your skills, knowledge, and experience. Candidates should specify which level they are applying for. In these roles, you wi ...

Graduate Delphi/C# Developer Remote Options & Growth

Octad Recruitment Limited is seeking a Graduate Developer with experience in Delphi, while experience in C# is also considered. Academic background is acceptable, and outstanding A level results paired with a 2.1 Degree are required. The role can offer remote work from home after onboarding, but preference is ...

Hybrid SQL Developer: Tune Big Datasets & Performance

Gold Group Limited is seeking an experienced SQL Developer to join their team in Maidstone, Kent. The role involves optimizing complex T-SQL queries, designing effective indexing strategies, and resolving performance issues in production environments. Candidates should have strong SQL Server and T-SQL ...

Pathology IT Lead & Developer: Power Platform & BI

The Royal Wolverhampton NHS Trust is hiring a Pathology IT Manager. This pivotal role combines technical support and advanced development tasks in Microsoft Power Platform. The successful candidate will ensure system reliability and efficiency while leading local IT initiatives. Responsibilities includ ...

Front End Developer – CRO & Adobe Target Specialist

Match Digital is seeking a Front End Developer with strong skills in testing and Adobe Target to join their Conversion Rate Optimisation team. This opportunity allows you to work collaboratively with teams on a global scale to drive results through digital channel testing and optimization. The ideal ca ...

Lead Systems Developer, Tribal EBS Enrolment & Payments

Lithium3 Technology Recruitment Limited is seeking a Systems Developer for an exciting 6-month contract in Nottingham focused on enhancing an online enrolment application and payment feature for an education client. The role involves significant stakeholder engagement and requires a strong grasp of Tribal EBS ...

Dynamics 365 Developer – Power Platform & API Integrations

Eames Consulting is seeking a mature and confident Dynamics 365 Developer to design, build, and maintain D365 solutions within a structured, DevSecOps-led environment. The ideal candidate will possess strong hands-on experience in D365 development (CE, Sales, Customer Service or F&O) and a solid understanding ...

Senior C# ASP.NET Analyst/Developer, Investment Systems

PAW Associates, a notable Global Investment Management firm, is seeking a Senior Analyst Developer to join their Division focused on Development and Integration projects within the Equity & Multi Asset team. The role involves undertaking high-priority integration projects across various business systems. ...

Senior PHP Developer Hybrid, Cloud & API Focus

Roc Search is looking for a Senior PHP Developer to join their team in Fareham. The role involves designing, developing, and enhancing web applications and APIs in a fast-paced environment. The ideal candidate will have over 5 years of experience in PHP, a deep understanding of cloud infrastructure, an ...

Frontend Developer for Esports Platform – Fast Paced

Intergalactic Gaming Ltd, based in Manchester, is looking for a full-time Front-end Developer to enhance their online gaming platform. You will be responsible for the front-end implementation, ensuring a responsive and optimised design for users across devices. The ideal candidate should have a degree ...

Senior .NET & Azure Developer | Mentoring & Modern DevOps

Career Choices Dewis Gyrfa Ltd is seeking a full-time Digital Service team member in Manchester. This role encompasses working on innovative enterprise applications, leveraging the latest Microsoft technologies including .NET and Azure. You'll assist and mentor development teams, ensuring high-quality digital ...

Remote .NET Graduate Developer — Training & Career Path

Noir is looking for Graduate / Junior .NET Developers to join their team in Eastleigh, UK. The successful candidates will work with cutting-edge technologies, develop applications, and follow a structured career progression program while receiving professional training in .NET, Blazor, Azure, and more. <p ...

Software Developer Hybrid/Remote for Defence Projects

TLM Nexus in Brighton is looking for experienced Software Developers to join our team. This role offers the flexibility of a hybrid working model with occasional travel to the Brighton office. You will work in multidisciplinary agile teams to support the Defence sector, developing secure and maintainable soft ...

BI Developer: Cloud Dashboards & AI Driven Insights

Aviva in Norwich is looking for a Business Intelligence Developer to join their expanding Personal Lines BI team. This role involves designing and building self-serve dashboards, primarily using Qlik and Power BI, while ensuring insight accessibility and value. The ideal candidate will have solid SQL s ...

ASP.NET Web Developer (C#) — Creative Digital Agency

Hello World Group, located on the Kings Road in London, is searching for an ASP.NET Web Developer with a minimum of 2 years experience in C#. This role focuses on developing and maintaining web projects while fostering innovative ideas. Join us in a fun, dynamic environment where you'll enjoy unique be ...

Senior C# Developer: Integration & DevOps for Finance

PAW Associates, a leading global investment management firm in London, is seeking a Senior Analyst Developer to join their Equity & Multi Asset team. In this role, you will work on critical integration projects, focusing on both in-house and externally supplied systems. The position requires a strong t ...

Lead Power BI Developer – Insurance Analytics (London)

Albany Beck is seeking a Power BI Developer based in London. In this permanent role, you will design, develop, and maintain Power BI dashboards and reports, collaborating with Data Engineering teams to meet business needs. The ideal candidate has proven experience in enterprise environments, strong ana ...

C#.NET Developer – Enterprise Web Apps & Architecture

Octad Recruitment Limited is seeking a C#.NET Developer to join a leading software consultancy in Ipswich. This is an exciting opportunity for developers to advance their careers with a company that invests in training and development. Ideal candidates will have at least 3 years of experience in programming, ...

Remote C# .NET Developer: IoT & Cloud Innovator

Habakuk Recruitment is seeking two experienced software developers for a well-known, innovative energy company in Coventry. This role allows for remote work, with occasional travel required. The ideal candidates will have extensive skills in C#, .NET Core 3, and Entity Framework Core 3, and thrive in a ...

Remote .NET Graduate Developer — Training & Career Path

Noir is seeking a Graduate / Junior .NET Developer for their London offices. The ideal candidate should have a relevant Computer Science degree and a basic understanding of .NET technologies. This role offers a structured career path with industry recognized training in .NET 9, Blazor, Azure, and more. ...

Software Developer III Diverse Tech, Impactful Roles

Farringdon James Limited is looking for a candidate with qualifications in computer science to work with various programming paradigms. Ideal candidates should have experience with MySQL and MSSQL, as well as Windows, Linux, and Unix OS. Strong verbal and written communication skills are essential, and ...

Graduate .NET Developer — Agile Growth & MCP Training

NBS, located in Newcastle upon Tyne, is offering a Graduate .NET Developer position in their award-winning office. You will be part of a dynamic agile team contributing to innovative software solutions for the construction industry. This role is perfect for ambitious individuals eager to learn and deve ...

FX Options Quantitative Developer (Assistant Vice President)

By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Team/Role Overview Citi is looking for a Quantitative Developer to join ...

Remote Freelance Developer Consultant (Kotlin) AI Trainer

This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. At Mindrift, innovation meets opportunity. We believe in using the power ...

Hybrid Power BI Developer | Data Warehousing & ETL

Arthur is looking for a Power BI Developer to design, develop, and maintain interactive dashboards and reports. The role involves developing ETL/ELT processes and maintaining data models within Microsoft Fabric. Strong experience in Power BI and London Market Insurance is essential. This is a contract ...

Backend Developer (Perl/Python/PHP) Agile, Hybrid

Unity Five Ltd. in Exeter is seeking an experienced App Developer to join our Agile team. You will work alongside talented developers, contributing to the design and development of software solutions critical to our clients' businesses. The ideal candidate will be knowledgeable in PHP, Python, and Perl ...

JavaScript Developer · AWS & GraphQL • Agile + CI/CD

NBS in Newcastle upon Tyne is at the forefront of providing Software as a Service (SaaS) solutions to professionals in the construction industry. With over 40 years of experience, the company is a leader in digital evolution for the built environment. Join a dynamic team where you'll benefit from a pac ...

Front Office Proximity Developer .NET & Trading Tools

Natixis NY Branch is looking for a Software Developer to work closely with the Commodities Markets team in London. The role focuses on developing flexible and scalable software applications to support front office trading and risk management operations. The ideal candidate will have a strong background ...

Remote .NET Graduate Developer — Training & Career Path

Noir is seeking a Graduate / Junior .NET Developer to join their team in London with the option for remote work. You'll gain hands-on experience with a range of technologies including .NET 9, C#, Blazor, and Azure. This position offers a structured career path along with industry-recognized training. T ...

Senior Power Platform Developer Hybrid UK Role

Kerv is looking for a professional in Birmingham for a hybrid role emphasizing expertise in Power Apps, particularly in developing Canvas Apps and leveraging Dataverse. You will be responsible for understanding and demonstrating Dynamics 365 capabilities, gathering requirements, and creating documentation to ...

Senior .NET Developer R&D & API Innovator

Intercept IP in Huddersfield is seeking a Senior .NET Developer to join our talented team. You will undertake exciting projects for various clients and contribute to the development of in-house digital products. The role involves writing code, API development, and participating in design workshops. We ...

Systems Developer: Automate & Optimize In House Solutions

TSL, located in Chalfont St. Peter, is seeking a Systems Developer to support operational development and lead automation efforts. You will collaborate across departments to align technological advancements with business strategies. The ideal candidate holds a degree in software development, is profici ...

Senior PHP Laravel Developer — Marketing Tech Solutions

New Route Recruitment Limited, on behalf of a prominent marketing technology company in Brighton, is searching for a mid to senior level PHP Developer. The role involves solving various marketing challenges, including website personalisation and marketing automation. The ideal candidate will have stron ...

Lead Developer: Cloud Native Gov Tech Leader

The Government Digital Service is looking for a Lead Developer to drive technical leadership and engineering practices. You will guide teams in developing scalable cloud-native solutions, utilizing your expertise in TypeScript, Node.js, and AWS. This role involves collaboration across multiple teams, m ...

Senior C# Developer for Finance DevOps & Integration

PAW Associates, an innovative global investment management firm, is seeking a Senior Analyst Developer to join their Equity & Multi Asset team. This role involves developing and maintaining in-house systems and integrating externally supplied systems. The ideal candidate will possess a degree in a tech ...

Axiom Developer: Basel 3.1 Regulatory DataMart Lead

United States Digital Space LLC is seeking an Assistant Vice President - Axiom Developer in Greater London on a full-time fixed-term contract. You will support regulatory reporting changes, especially for the UK PRA requirements, and contribute to the Basel 3.1 implementation. This role involves extens ...

FX Options Quantitative Developer (Assistant Vice President)

Job Overview By joining the company, you will become part of a global organization whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Team/Role Overview The company is looking for a ...

Hybrid Weapon Systems Algorithm Developer ML/Simulink

A leading defense technology company in Bristol seeks an Algorithm Developer to join their Weapon System team. This role involves designing and testing mathematical algorithms using Matlab/Simulink and Python, and collaborating with software teams to implement these algorithms. Candidates should possess a numera ...

ASP.NET MVC Developer – Life Sciences Labeling (Hybrid)

A tech-driven SME in Kendal is looking for an experienced full-time developer to enhance LabelCyte, a product aimed at improving tracking of human tissues. The role requires strong ASP.NET MVC and Entity Framework skills, ensuring technical feasibility in UI designs, and developing user-facing features. The comp ...

VP, High Touch Trading, Server Side Developer

Who We Are Galaxy is a global leader in digital assets and data center infrastructure, delivering solutions that accelerate progress in finance and artificial intelligence. We believe that blockchain and digital asset innovation will transform how value moves through the world – and we’re buildin ...

Hybrid .NET Software Developer (C# | ASP.NET Core)

A technology company in the UK is seeking a .NET Software Developer to design, build, and maintain high-performance backend services. The role requires strong experience in C# and .NET Core, with responsibilities including developing scalable backend systems and collaborating on full-stack features with ReactJS. ...

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