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

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Senior Intapp Developer (Hybrid) – Risk Apps Lead

ASHURST BUSINESS SERVICES LIMITED seeks an Intapp Senior Developer in Glasgow to lead technical development of the Intapp product suite. You will enhance Risk Business applications and collaborate with a dynamic team to troubleshoot complex issues and implement integrations. This full-time permanent po ...

Senior PHP Developer AI, AWS, Hybrid & Ownership

Spectrum It Recruitment Limited, based in Chichester, England, is seeking a talented PHP Developer. This role involves designing, developing, and maintaining bespoke web applications and business systems, requiring modern PHP expertise and strong analytical skills. Join a respected digital agency offer ...

Remote .NET Graduate Developer — Training & Career Path

Noir is seeking a Graduate / Junior .NET Developer to join our team at a leading computer gaming company in London. This role is ideal for recent graduates with a fundamental understanding of the .NET framework and programming concepts. You will benefit from extensive training in the latest technologies like ...

Graduate .NET Developer – Remote Banking Tech & Training

Noir is seeking a passionate Graduate .NET Developer to join a prestigious investment banking brand. This role involves designing and developing a cutting-edge .NET / C# application with training in numerous technologies like Azure and Angular. You will gain invaluable experience and have the potential ...

Senior Python Developer | AWS, Leadership, Hybrid Bristol

Hunter Selection is looking for a Senior Software Developer to join an exciting startup in Gloucester. The role offers a hybrid work environment with a competitive salary up to £80,000. The ideal candidate will have proficiency in Python and AWS, a strong leadership presence, and excellent communication skill ...

Hybrid SQL Server Developer — ETL, SSIS & BI

A financial services company in London is seeking a Senior SQL Server Developer to work on data-intensive applications within Group Corporate Treasury. The role involves developing and supporting ETL routines using SQL Server and SSIS, contributing to agile projects, and maintaining high performance in data solu ...

Python Developer for AI Driven Finance Platforms

Attribution Search is collaborating with a London-based Asset Management firm seeking an experienced Python Developer to join its dynamic technology team. This role involves enhancing backend and user-facing applications and supporting data workflows. Ideal candidates will have commercial software development ...

Senior Python Full Stack Developer – Hybrid (Renewables)

A technology company is seeking a Senior Python Full Stack Developer to work in a hybrid role based in Newcastle upon Tyne. You will design and maintain full stack web applications using your expertise in Python and PostgreSQL. This position involves collaborating with teams to create intuitive user interfaces a ...

Experienced Unity Developer — Low Poly PvP Game

Salary: £24,640 - 50,000 per year Requirements We require 3+ years of professional Unity development experience with strong C# skills. We expect you to have shipped at least one game or interactive product; PvP or multiplayer experience is strongly preferred. ...

Junior Web Developer (C# / Blazor) – Data Dashboards

Junior Compliance Analyst Location: London. DOE. This entry‑level role provides an excellent opportunity to gain hands‑on experience in regulatory compliance within the financial services industry. The successful candidate will support the compliance team in ensuring that the organisation ...

Remote Full Stack Developer (C#, .NET, SQL)

A leading recruitment agency is seeking a remote Full Stack Developer to work with a dynamic UK client. This position requires expertise in the Full Microsoft stack including .NET, C#, and SQL Server, coupled with the ability to design creative software solutions. Ideal candidates are independent, flexible, and ...

Remote Python/Azure Developer for Public Sector

Brio Digital is seeking an experienced Python/Azure Developer to join a significant public sector digital programme focused on designing and developing cloud-native applications. The role entails working in a highly regulated environment with occasional travel to Leeds and London. Successful candidates ...

Remote .NET Developer (C#/Blazor) Growth & Azure

An innovative company is seeking talented .NET Developers to join their dynamic team in Exeter. This role offers the chance to work on cutting-edge software solutions that enhance marketing ROI for clients. With a focus on .NET 9, Blazor, and Azure, you'll receive full training and support to excel in your role. ...

Remote .NET Developer – C#, Azure & REST APIs

An innovative company is seeking a skilled .NET Developer to join their mission of transforming the fashion industry through technology. This exciting role involves leveraging your expertise in .NET, C#, and Azure to develop a personalized subscription service that redefines how customers discover and enjoy fash ...

Rust Developer — Hybrid, Elite Global Trading Tech

Hunter Bond is collaborating with a prestigious trading firm to find Rust Developers to join their engineering team in London. This role offers the chance to work with cutting-edge technology in a globally recognized financial environment. The ideal candidates will have strong Rust programming skills a ...

Business Apps Developer: Drive Modern Digital Solutions

The Jersey Financial Services Commission (JFSC) is looking for a Business Applications Developer in Jersey Marine, United Kingdom. This role involves designing, developing, and enhancing business applications and digital solutions to improve operational efficiency and user experience. You will work clo ...

Product Owner, Developer Tooling for Athena Platform

JPMorgan Chase & Co. is seeking a Product Owner for Developer Tooling within the Athena Platform team in the City of Westminster, England. You will define the product strategy and roadmap, collaborating closely with engineering and quantitative research teams to ensure the platform meets business needs. < ...

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 ...

FX Options Quantitative Developer (Assistant Vice President)

Overview 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. Responsibilities Build and maintain analytics libraries t ...

FX Options Quantitative Developer (Assistant Vice President)

Overview Citi is looking for a Quantitative Developer to join the FX options quantitative development team, building and maintaining the pricing and risk infrastructure that powers the FX Options trading desk. In this role, you will sit at the intersection of software engineering and quantitative ...

Senior Salesforce CPQ/CRM Developer Lead & Deliver

Exclusive Networks Limited is seeking a Senior CPQ/CRM Salesforce Developer to lead hands-on development within Salesforce Sales Cloud and Revenue Cloud CPQ. This position involves delivering high-quality solutions, guiding technical processes, and supporting integration efforts across platforms. The i ...

Graduate .NET Developer – Remote Banking Tech & Training

Noir is seeking Graduate .NET Developers for a prestigious investment bank in London. This role offers the chance to work on innovative .NET applications within a renowned financial institution. Candidates should have a degree in Computer Science and basic knowledge of .NET technologies. The position i ...

EPR System Lead Developer Oracle Millennium | Flexible

Barts Health NHS Trust is seeking an EPR Data Services & Development Team Manager to lead the development and support of the Oracle Millennium System. The role involves supervising staff, managing requests from stakeholders, and ensuring compliance with Change and Release Management processes. Suitable ...

C++ Developer – High Frequency Trading (HFT Systems)

C++ Developer – High Frequency Trading (HFT Systems) Join MARGO in the UK (London) – High Performance Trading Environments MARGO is a tech-native consultancy delivering elite software engineering expertise to the most demanding financial markets environments. We operate in latency ...

Lead DevEx Engineer: Build Scalable Developer Experience

Liberis Limited is seeking a Lead DevEx Engineer to enhance the developer experience by bridging application development and platform engineering. Your focus will be on evolving service templates for .NET, Node.js, and Python and ensuring every service adheres to observability standards from day one. Y ...

Quantitative Developer – Up to £200,000 + Bonus + Benefits

£200,000 + Bonus + Comprehensive Benefits Opportunity A leading global hedge fund is seeking a Python Quantitative Developer to join its front‑office technology team, working at the intersection of quantitative research, engineering, and trading. In this role, you'll partner direc ...

Senior Data Warehouse Developer Hybrid & BI Leader

Sheffield Health Partnership University NHS Foundation Trust is seeking a Senior Data Warehouse Developer to join our Data Warehouse Team. This pivotal role will harness data to improve decision-making for patients and staff. You will work with modern technologies, leading a collaborative team dedicated to tr ...

Payments Product Owner & API/Developer Experience Lead

Token is looking for a skilled Product Owner to join their Payments team in the UK. In this impactful role, you will be responsible for shaping and delivering the core Pay by Bank products. Your expertise in technical writing and product ownership will ensure that the documentation meets customer needs and su ...

C++ Quant Developer Front Office Trading & Risk

RJC Group is seeking a skilled developer in the Greater London area. The role focuses on developing well-structured and scalable code for a Tier-one energy trading company. Candidates should have expertise in C++ and preferably some exposure to Python. The successful candidate will work closely with th ...

Quant Developer: Build Production Algos & Data Systems

A leading financial technology firm in Greater London is seeking an exceptional Quantitative Developer to design and implement proprietary systems that drive financial strategies. The ideal candidate will have 5+ years of software engineering experience, strong fundamentals in computer science, and proficiency i ...

Trainee Programmer to Junior Developer Mentored Placement

Sivara GmbH in Greenwich is offering a Trainee Coding & Programming Placement Programme aimed at individuals eager to start a career in coding. This program includes comprehensive training in HTML, CSS, JavaScript, and Python, along with a structured mentorship to support your placement in the industry. < ...

Hybrid SQL Developer: ETL, Azure & BI Focus

Sivara GmbH is seeking an experienced SQL Developer to join our growing data team in Greater London. This hybrid role requires maintaining and optimising SQL database systems, developing T-SQL scripts, and managing ETL processes. We offer an exciting opportunity to support critical business systems and contri ...

Full Stack Developer Impactful Healthcare Cloud (Hybrid)

Owen Daniels is seeking a Full Stack Software Developer in Wolverhampton to join a prominent technology business focused on healthcare solutions. The successful candidate will engage in the full software development lifecycle and collaborate closely with a dedicated team. This role offers opportunities ...

Senior ServiceNow Developer HR Service Delivery & AI

Barclays is looking for a Senior ServiceNow Developer to join their HR Technology team in Glasgow. This role involves designing and delivering HR Service Delivery solutions, integrating with platforms like Workday and Microsoft. The ideal candidate will have experience in architecting ServiceNow solutions at ent ...

Desktop Software Developer C#/Delphi, Remote First

Sivara GmbH, located in Loudwater, UK, is seeking bright and enthusiastic Software Developers who are eager to learn and take on challenges. The role emphasizes maintaining and innovating desktop applications primarily using C# and Delphi while embracing a remote-first working culture. Offering a compe ...

Back End Developer Jobs in UK 2026

Backend engineering continues to remain one of the most influential areas of modern software development as companies build scalable products and intelligent digital platforms. This Senior Backend Software Engineer opportunity in London offers experienced engineers the chance to join a fast-growing startup ba ...

Hybrid Senior C# .NET Developer Azure Microservices

Sivara GmbH, a global leader in industrial software, is seeking a Senior Software Developer to enhance their core platform. This hybrid role allows for 50% remote work, providing flexibility for employees. You will collaborate with internal teams and drive the design of cloud-native solutions. The idea ...

SC Cleared C# Developer | Agile, FinTech & SQL

Sivara GmbH is seeking an experienced C# developer to join our forward-thinking team in Bishopsgate, England. The role spans design, development, testing, integration, and support, working in a dynamic Agile environment focused on high-quality outcomes. The ideal candidate will possess proven experienc ...

Dynamics 365 Developer for Aerospace Manufacturing (Hybrid)

Sivara GmbH is seeking a Dynamics 365 Developer for a contractual role in the Aerospace sector based in Swindon. This position involves designing and developing customizations, plugins, and integrations within the D365 environment, along with providing technical support and participating in system upgrades. < ...

Python Developer for Cloud Native Trading Platform

Cititec is searching for an experienced Python Developer for a 6-month contract with a major energy trading firm. The role involves working on a cloud-native platform that supports real-time intraday position and P&L reporting for the trading business. You will design and maintain secure applications, ...

Hybrid Frontend Web Developer – Angular & UX Whiz

CV Screen is seeking a Frontend Web Developer based in Birkenhead for a hybrid role that focuses on enhancing customer-facing web platforms. You will maintain and develop web applications using HTML, CSS, JavaScript, and Angular, alongside improving user experiences. The position offers a salary betwee ...

Senior ServiceNow Developer – Enterprise HR Delivery & AI

Barclays is looking for a Senior ServiceNow Developer to enhance the colleague experience through innovative HR Service Delivery solutions. This role involves designing, developing, and delivering scalable ServiceNow solutions, requiring strong collaboration with HR and technology teams. Ideally suited ...

Senior Embedded Software Developer: IoT, Lead & Mentor

Sivara GmbH in Swindon is seeking a Software Developer to join their team in a full-time, on-site position. This role involves collaborating on high-quality embedded and IoT solutions in a Lean Agile environment. With a competitive salary ranging from £35,000 to £55,000, the company promotes work/life ...

Remote Delphi Developer | UK Based, Growth & Collaboration

Sivara GmbH, a leading software consultancy based in South London/Kent, is seeking a skilled Delphi programmer. The role involves developing and maintaining software applications while collaborating with cross-functional teams on new features. We value flexibility and support remote working, encouraging appli ...

SC Cleared Salesforce Developer | Service Cloud & DevOps

Sivara GmbH in Greater London is seeking a highly skilled SC Cleared Salesforce Developer to deliver quality Salesforce Service Cloud solutions. The role emphasizes collaboration within Agile teams, strong communication, and technical excellence. The ideal candidate should possess significant experienc ...

Power Platform Developer (Hybrid) Case Management Specialist

A technology consultancy in the Warrington area is looking for a Power Platform Developer to design and implement solutions using the Microsoft Power Platform. You will work closely within an Agile team to deliver high-quality case management applications. Essential skills include strong knowledge of Power Platf ...

C# Developer Front Office eTrading (Hybrid, London)

Sivara GmbH, located in the Greater London area, is looking for an experienced Software Developer to join their Commodity Derivatives team. This position offers a competitive salary range of £40,000 to £70,000 per year and allows for hybrid working with 2-3 days a week in the London office. Ideal candidates w ...

Dynamics 365 Developer — Hybrid, 6 Month Contract

Sivara GmbH is seeking a skilled Microsoft Dynamics 365 Developer to join their team in Farnborough on a hybrid basis. The role involves developing, customising, and supporting solutions within Dynamics 365 across F&O, Supply Chain, and CE. The ideal candidate will have proven experience with Dynamics ...

Senior C# Developer | Microservices, Hybrid Work & Growth

Sivara GmbH in Scotland is seeking a skilled developer proficient in C# and .NET 6+ to design and develop features within a microservices architecture. The role offers a path towards leadership while working in a collaborative and supportive environment. Ideal candidates will have around 4+ years of ex ...

Hybrid BI Developer | Power BI, SQL & Azure

Sivara GmbH is seeking an experienced BI Developer to join our Digital and Technology team in Coalville, United Kingdom. This role involves developing and maintaining reporting solutions using Power BI, SSRS, and SQL Server. The ideal candidate will have strong skills in Microsoft SQL Server and T-SQL, ...

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