91,373+ Junior Java Fullstack Developer Spring Boot React Jobs in UK — Top Companies Hiring July 2026

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Software Engineer III Front End Web JPM Personal Investing Mid Level

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to . Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of . Morgan heritage brings.. Morg ...

Full Stack Developer

DescriptionA key role to help shape the future of a successful insurance fin tech product, part of the wider Defaqto software division.Within our software division, Comparison Creator powers insurance and price comparison platforms used by well-known UK brands. ...

Software Engineer III Front End Web JPM Personal Investing Mid Level

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to : our straightforward and transparent approach to investing, and the trust that 150 years of , products and digital wealth management services to over 275,000 investors in ...

Full Stack Developer

DescriptionA key role to help shape the future of a successful insurance fin tech product, part of the wider Defaqto software division.Within our software division, Comparison Creator powers insurance and price comparison platforms used by well-known UK brands. ...

Software Development Engineer, Ring

The RBKS Developer Experience (DevX) team is looking for a Software Development Engineer to help Ring and Blink device software teams deliver high quality firmware faster. You'll build cloud services and tools that streamline how firmware gets tested, making it easier for engineers to get fast, reliable feedback ...

Software Development Engineer, Ring

The RBKS Developer Experience (DevX) team is looking for a Software Development Engineer to help Ring and Blink device software teams deliver high quality firmware faster. You'll build cloud services and tools that streamline how firmware gets tested, making it easier for engineers to get fast, reliable feedback ...

Backend Software Engineer SC Clearance

Backend Software Engineer / Developer (Defence SC Clearance) *Newcastle onsite* to £120k+Please double check you have the right level of experience and qualifications by reading the full overview of this opportunity below.Do you have technical expertise combined with SC Clearance?You could be joining ...

Senior Systems Developer Housing

Our client, a leading organisation undergoing significant digital transformation, is seeking an experienced Senior Systems Developer to play a key role in the development, integration, and modernisation of critical business systems.This is an exciting opportunity to join a collaborative technology team and contr ...

Senior Python Engineer | Lead & Mentor Team

Noriker Power Ltd is seeking an experienced software developer to support business objectives through the development of quality software and web applications. The ideal candidate will have at least five years of experience, including a minimum of four years in Python development. This role involves me ...

Full Stack Drupal Developer — Hybrid, Growth & Impact

JBi Digital seeks a Junior-to-Mid Full-Stack Drupal Developer to take ownership in creating high-performance Drupal platforms. In this hybrid role, you will work closely with a vibrant team in London, employing your Drupal expertise and web development skills on impactful projects. You will enjoy 33 da ...

Cloud Native Full Stack Tech Lead – AWS

IBM Computing in Greater London is seeking a Managing Application Developer to support its Public Sector and Defence projects. This role involves overseeing cloud application development, mentoring junior developers, and managing the full software development lifecycle. Candidates should have strong full-stac ...

Lead C# .NET Architect Azure & API Leader

Adria Solutions Ltd in Sheffield seeks a Lead Software Developer to spearhead the design and development of critical business applications. This role demands extensive experience in C# and .NET technologies, specifically in a leadership capacity. The successful candidate will lead cloud-first solutions ...

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. ...

Senior Backend Engineer, Fintech SaaS (Remote)

FinPay Talent is seeking a Senior Backend Developer to design and scale backend services for a rapidly growing Fintech SaaS company. This role requires expertise in Django Rest Framework and AWS, with the flexibility to work remotely anywhere in Europe. You will mentor junior engineers, optimize perfor ...

Senior Salesforce Developer Public Sector, Flexible Work

IBM is seeking an experienced Senior Salesforce Developer to design and implement advanced solutions on the Salesforce platform. You will support public sector clients by configuring Salesforce to meet specific needs, mentoring junior developers, and managing integrations with other systems. Applicants ...

Senior PHP Developer — Live Systems, Secure and Scalable

Get Recruited Ltd is looking for a Senior Software Developer in Barnsley, offering a salary of up to £50,000 plus great culture and benefits. The role involves working on live systems, managing sensitive data, and improving existing code. The ideal candidate will have strong PHP and JavaScript skills a ...

Contract Python API Engineer — AWS & Data Platforms

Parker Shaw is currently recruiting an experienced Software Developer for a 12-month contract in Exeter, initially two days a week on-site.Your team will enhance public access to data through various digital channels, focusing on robust APIs. You will develop user-centric software, follow coding be ...

Senior C# Developer — Hybrid & Flexible Hours

Sivara GmbH, located in Stockport, is seeking a talented Senior Developer to enhance its digital solutions. The role offers a collaborative environment where you will develop and maintain software, mentor junior team members, and implement best practices in software development. With a focus on innovat ...

Senior Developer: Build Scalable Government Digital Services

The Government Digital Service seeks a Senior Developer to contribute to the digital transformation of government services in the UK. This role involves designing and building scalable cloud-native distributed systems and collaborating with multidisciplinary teams. Ideal candidates will have strong ski ...

Real Time AI Engineer Ground Ops, First Engineering Hire

A pioneering AI startup in London is seeking a Junior Software Developer to be the first engineering hire. You will design and implement real-time AI systems to improve airport ground operations. The role offers significant ownership in developing a platform that generates high-accuracy predictions for flight de ...

Public Sector Cloud Lead — AWS, Full‑Stack & Architecture

IBM is seeking a Managing Application Developer to lead cloud development initiatives within the Public Sector and Defence projects. In this role, you will design, develop, and maintain cloud-based applications while mentoring junior and mid-level developers. Your focus will be on delivering secure, scalable ...

Junior Full Stack Engineer: Build Scalable FinTech Solutions

CityGrad in Greater London is seeking a Junior Full Stack Developer to join their dynamic tech team. This role plays a crucial part in developing resilient technology solutions that drive business growth and innovation. The ideal candidate will engage in agile collaboration, interface with stakeholders ...

Graduate Software Developer – Trading & Research Systems

Spectrum IT Recruitment is looking for a Graduate/Junior Software Developer to join a high-tech company in central London. This role involves developing and enhancing in-house trading and research platforms, working with a modern Microsoft technology stack including C#, .NET, and SQL Server. The ideal ...

Senior Front End Engineer

Are you a Front-End Engineer who thrives on crafting seamless user experiences? Do you want to work with modern frameworks and help shape the future of a fast-growing product team? My client is seeking a Senior Front-End Engineer with strong expertise in React to ...

Senior Ruby on Rails Engineer | Tech Leader & Builder

Solas IT Recruitment seeks a Senior Software Developer with extensive Ruby on Rails experience to lead development efforts and shape the engineering team. This hands-on role directly influences product decisions and technical strategy. The ideal candidate will have over 10 years of software development ...

Applications Engineer

This is a fantastic opportunity to join Luminance, the pioneer of Legal-Grade™ AI for enterprise.Backed by internationally renowned VCs and named in both the Forbes AI 50 list of ‘Most Promising Private AI Companies in the World’ and Inc. 5000’s ‘Fastest Growing Companies in America’, Luminance is disrupti ...

Senior Software Engineer

Responsibilities Design and build software using industry best practice Collaborate with stakeholders and other engineers Contribute to the completion of milestones associated with your project Contribute to continuous improvement within your team Col ...

Test Engineer Active Edv Clearance

Test Engineer – Manchester/Cheltenham (Hybrid & Client Site Travel) We're looking for a talented Test Engineer to join a collaborative, cross‑functional engineering team working on high‑impact, complex systems. You'll play a key role in ensuring quality is built into every stage of delivery—helpi ...

Senior Software Engineer Front End| up to £75,000 | Hybrid

Senior Software Engineer - Front End up to £75,000 Hybrid Pearson Carter are currently working with a mobile and front-end technology provider who create bespoke solutions to clients worldwide within the iGaming industry. Their solutions are created to support ...

Senior Software Engineer Front End| up to £75,000 | Hybrid

Senior Software Engineer - Front End up to £75,000 Hybrid Pearson Carter are currently working with a mobile and front-end technology provider who create bespoke solutions to clients worldwide within the iGaming industry. Their solutions are created to support ...

Software Engineering Team Lead

Software Development Team Lead (Node.js / TypeScript) Remote (UK) | Cambridge office ~1-2 days/month | Permanent | £75,000 We’re partnering with a well‑established global software provider operating in the intelligence, public safety, and security technology space. Backed by a large i ...

Senior Web Developer Tools

Become part of a team working on some of the most rewarding, large-scale creative projects to be found in any entertainment medium - all within an inclusive, highly‑motivated environment where you can learn and collaborate with some of the most talented people in the industry. Rockstar is on the lo ...

Lead Developer – Real Time Investment Data Systems

The Role We are seeking a Lead Developer to work on the design and delivery of real‑time and time‑series data platforms within our investment management technology team. This role combines hands‑on engineering with domain expertise, setting direction for systems that underpin market data, trading ...

Lead Developer – Real Time Investment Data Systems

The Role We are seeking a Lead Developer to work on the design and delivery of real‑time and time‑series data platforms within our investment management technology team. This role combines hands‑on engineering with domain expertise, setting direction for systems that underpin market data, trading ...

Full Stack Engineer (Python and/or Java) – VP

Department Overview Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology estate to achieve world‑leading performance and resiliency, ...

SENIOR ANDRIOD ENGINEER

Overview Designation: Senior Android Engineer Rate: £552 Clearance: SC cleared Location: London Hybrid IR35 Status: PAYE via Umbrella company only We are seeking an experienced Senior Android Developer to design and b ...

SENIOR ANDRIOD ENGINEER

SENIOR ANDRIOD ENGINEER Rate: £552 Clearance required: SC cleared Location: London Hybrid IR35 Status: PAYE via Umbrella company only We are seeking an experienced Senior Android Developer to design and build high-quality nativ ...

Power Platform Tech Lead — Hands On Senior Developer

Cognitive Group | Part of the Focus Cloud Group is seeking a Power Platform Tech Lead & Senior Developer responsible for leading the design and delivery of Power Platform solutions. This role focuses on hands-on development and technical leadership, ensuring high-quality solutions integrated with Dynamics 365 ...

Software Engineer III

**Role: Software Engineer III (.NET/React/Azure/AWS)****Division: Assessment & Qualifications Delivery****Tier: IC20****Location: Hellaby, UK****Work Type: Hybrid (3 days in office)****About UK Assessment & Qualifications**<b ...

Senior Software Engineer

Senior Software Engineer – Web Platform Description As part of the M&S Software Engineering team, you'll be joining a well-loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues. With ethical values that run right through th ...

Senior Digital Solutions Developer – Automation & Data

Central East Integrated Care Board is seeking a Senior Digital Solutions Developer to join their Digital Development and Automation Team. This role is vital in delivering digital solutions that enhance NHS services across the health economy. Responsibilities include designing and supporting automation ...

Junior Angular Frontend Engineer Build AI Powered B2B UI

Admin Please is an exciting early-stage startup based in London looking for a Junior Frontend Developer specializing in Angular. You will work closely with the founding team to create user-friendly, responsive interfaces for their groundbreaking B2B productivity management application. Ideal candidates ...

Remote .NET Graduate Developer — Training & Career Path

Noir is seeking a Graduate / Junior .NET Developer to join their innovative team. This role offers a chance to work with cutting-edge technologies including .NET 9, Blazor, and Azure in a collaborative environment. Ideal candidates will have a basic understanding of .NET acquired through studies or industry p ...

Remote .NET Graduate Developer — Training & Career Path

Noir is looking for a Graduate / Junior .NET Developer to join their team in London, UK. This position offers entry-level candidates an exciting opportunity to grow in the computer gaming industry, working at one of the most recognized brands globally. The ideal candidate will have basic knowledge of t ...

Hybrid C# Developer (Mid Level) — Azure Back End

United States Digital Space LLC is looking for a skilled Mid-Level C# Developer to join their software development team in Hampstead, London. This hybrid role involves designing, developing, and maintaining applications using C# and the .NET framework, with a focus on backend functionality. The ideal c ...

Lead Python Developer & Team Lead Hybrid FinTech to £120k

Client Server is seeking a skilled Python Developer / Team Lead in London with the flexibility to work from home twice a week. In this role, you'll lead a talented tech team to deliver new features for a core banking platform, while mentoring junior developers and managing architectural design. The ide ...

Hybrid Lead Developer: Scale, Innovate & Mentor (C#/.NET)

The MRJ Group is seeking a Lead Developer to spearhead the design and development of high-quality software applications. You will work with Agile delivery teams, focusing on innovation and speed within a growing global tech company. With strong experience in C# .NET and SQL, your role will include coll ...

Senior KDB+ Developer: Real Time Risk Data Platforms

Luxoft is looking for an experienced Senior KDB+ Developer in Greater London. The successful candidate will design and optimize high-performance data platforms using kdb+. Key responsibilities include building kdb+ systems, collaborating with Risk teams, and mentoring junior developers. Candidates should have ov ...

Senior C++ Engineer — Hybrid, Mentoring & Modernisation

Planet Recruitment is seeking a Senior C++ Software Developer to join our dynamic Research and Development Team. In this role, you will develop and maintain core applications, collaborating closely with Product and Testing teams. The position offers a hybrid working model with 1 day in the office. You ...

Aspiring Web Developer: AI, E‑Commerce & WordPress

Propel Consult is seeking a Junior Web Developer in Market Harborough to support web and e-commerce projects. This role is ideal for someone early in their development career with a solid technical foundation, strong communication skills, and a keen interest in AI and emerging technologies. You will co ...

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