91,571+ Junior Java Fullstack Developer Spring Boot React Jobs in UK — Top Companies Hiring July 2026

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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 ...

Senior C# Developer — Fintech Lead & Mentor (Onsite)

Adria Solutions Ltd is seeking a talented C# Senior Software Developer to join their team in Preston. This role offers an exciting opportunity to lead projects, mentor junior developers, and work on secure banking solutions. You will be integral to web portal and API development, ensuring high performance and ...

Lead Python Developer FinTech, Hybrid, Up to £120k

Client Server is seeking a Python Developer / Team Lead in London to lead a talented tech team. This role offers the flexibility to work from home twice a week. You will be responsible for delivering new features and enhancements while mentoring junior developers. The ideal candidate will have strong P ...

Chef de Partie: Elevate Fresh Food Craft & Career Growth

Boot & Shoe in Bailrigg, United Kingdom, seeks a Chef de Partie to join our fabulous team. You'll bring a passion for cooking with fresh ingredients while working in a well-equipped kitchen. Enjoy benefits including competitive pay, cash tips, and discounts on food and drink. At Boot & Shoe, we value y ...

Senior Full Stack Engineer

WE ARE HIRING: FULL STACK ENGINEER (Next.js + Google Cloud) who we are: fan3 are building a new entertainment ecosystem. A platform that gives artists control and ownership of their data, and puts genuine tickets in the hands of genuine fans. A team born in music and creativity, w ...

Director – Quant Developer, FO/Sales

This range is provided by Barclay Simpson. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Barclay Simpson I recruit front office quants, strats & researchers | Sell-Side & Buy-Side ...

Director – Quant Developer, FO/Sales

This range is provided by Barclay Simpson. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Barclay Simpson I recruit front office quants, strats & researchers | Sell-Side & Buy-Side ...

Head of Web Ecosystem

As Head of the Web Ecosystem, you will own the mid- and long-term strategy for JetBrains products for JavaScript and TypeScript developers. This role focuses on aligning product direction, go-to-market efforts, and external partnerships with the rapidly evolving web development ecosystem. You will ...

Team Lead Engineering Developer Experience (Remote)

SoSafe has the ambition to become the leading human risk management provider in Europe. Our award‑winning awareness platform triggers behavioural change by providing effective and engaging training and simulations on cybersecurity and data protection. Cybercrime is costing the world >$10 trillion annually ...

Hybrid .NET & SQL Developer — Build Modern Apps

Mid-Level .NET / SQL Developer, Surrey, Hybrid Working (after 3 months). Be part of a collaborative Agile team where your ideas and technical skills will make a real impact. We're looking for a passionate .NET & SQL Developer who enjoys building modern applications across both front-end and back-end ...

Net / SQL Developer (Mid Level)

Mid-Level .NET / SQL Developer, Surrey, Hybrid Working (after 3 months). Be part of a collaborative Agile team where your ideas and technical skills will make a real impact. We're looking for a passionate .NET & SQL Developer who enjoys building modern applications across both front-end and back-end ...

Lead Software Engineer Python / AI Athena Core Vice President

Join us to shape the future of developer experience on one of the firm’s most strategic technology platforms. You’ll have the opportunity to impact how software is built across a vast engineering organization, tackling meaningful technical challenges and driving innovation. We value product thinking, technica ...

C# Senior Software Developer

C# Senior Software Developer - Onsite My client is seeking a talented C# Senior Software Developer to join their Preston-based team. This role offers an exciting opportunity to lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will be a key contributor to web ...

Platform Engineer (Java) – Scale Core Backend Systems

hackajob is seeking a Platform Engineer in the United Kingdom. You will contribute to core backend systems that power our innovative products. The role requires building and scaling systems, writing production-level code, and collaborating with other engineers. Applicants should have 7+ years of backen ...

Full Stack Engineer: Angular + Java, Clearance Eligible

CPS Group (UK) Limited is looking for a Software Engineer to join their collaborative engineering team in the United Kingdom. This full-stack role requires strong experience in Angular and Java, essential for delivering enterprise-scale solutions. Key responsibilities include designing and maintaining ...

Senior Java Engineer Remote/Hybrid, Space Software

Bright Ascension Ltd in the United Kingdom seeks an experienced Senior Java Engineer to contribute to product development within a hybrid working environment. This role involves designing and developing new software products while adhering to best coding practices. The ideal candidate has at least 5 years' exper ...

Java Security Engineer Enterprise Finance & IAM Expert

E-Solutions is seeking a Java Security Engineer with at least 7 years of hands-on experience in the Java enterprise environment. The ideal candidate will have experience with Agile methodologies, enterprise financial solutions, and be proficient in Java SE/JEE and TypeScript. Strong communication skills and the ...

Senior Java Architect AWS, High Performance Apps

LA International Computer Consultants Ltd is seeking a Java Technical Architect to lead the design and development of scalable, high-performance applications. The successful candidate will possess strong technical leadership skills and deep expertise in Java and AWS. This is a contract role offered in the United ...

Senior Software Engineer

Get AI-powered advice on this job and more exclusive features. Via an integrated capabilities, Transform, Tech & Talent, we deliver AI-powered solutions that help clients navigate complexity, accelerate change, and unlock competitive advantage. We enable organisations to adopt and scale artificial ...

Senior Software Engineer

Get AI-powered advice on this job and more exclusive features. Via an integrated capabilities, Transform, Tech & Talent, we deliver AI-powered solutions that help clients navigate complexity, accelerate change, and unlock competitive advantage. We enable organisations to adopt and scale artificial ...

Senior C++ Engineer Hybrid, Mentorship & Modernisation

Planet Recruitment is looking for a Senior C++ Software Developer to join their Bristol team. This role offers a hybrid work model, spending 1 day in the office and 4 days working from home. You will be responsible for developing and maintaining applications, contributing to architectural decisions, and mento ...

Senior Django Back End Engineer Remote & Tech Lead Path

Shortlister Solutions Limited is looking for a Senior Backend Developer skilled in Python and Django. This full-time, permanent role allows for remote work within the UK. You will influence technical direction, oversee delivery standards, and mentor junior developers in a fast-paced environment. Key re ...

Senior TM1/Planning Analytics Developer Hybrid Lead

Manpower UK Ltd is seeking a Senior Planning Analytics(TM1) Developer to work in a hybrid capacity from their Warton or Frimley sites. The ideal candidate will collaborate with stakeholders to transform business needs into IBM Planning Analytics solutions and develop PA frameworks within agile teams. T ...

Remote Software Developer Intern – Build Real World Apps

Bitte is seeking a Junior Software Developer Intern to join their engineering team in London. This remote/hybrid internship offers the chance to move beyond theoretical coursework and write real-world code. You will assist in feature development, troubleshoot bugs, and contribute to technical documentation. < ...

Remote .NET Graduate Developer — Training & Career Path

Noir is seeking a Graduate / Junior .NET Developer to join their team. This role is perfect for recent graduates who understand the .NET framework and are eager to learn. Candidates will receive training in various technologies such as .NET 9, Blazor, and Azure while being part of a progressive company that o ...

Senior Digital Solutions Developer — Automation Innovation

United States Digital Space LLC is seeking a Senior Digital Solutions Developer to enhance digital services across NHS organisations. This is a pivotal role that combines technical development with leadership in a team focused on providing innovative solutions to improve health services. The ideal cand ...

Senior BI Architect Cloud & Enterprise Data

NHS in Worthing is looking for a BI solutions developer to lead the design and maintenance of the Trust's enterprise information architecture. The role involves leveraging advanced technologies like Power BI, Azure, and cloud solutions to foster data-driven transformation. Successful candidates will ha ...

Remote Python Developer Cloud & Data Engineering Path

Sivara GmbH is seeking a Junior to Mid-Level Python Developer for a remote position in the UK. This role provides a fantastic opportunity for someone looking to enhance their Python, SQL, and cloud skills, while progressing into a broader cloud/data engineering career. The ideal candidate will have str ...

Senior SDET Contract (Manchester, 2x/mo)

Sivara GmbH is seeking a Senior Software Engineer in Test for a temporary contract until March 2027. The ideal candidate will have a solid background in developing cloud-native applications and a strong commitment to quality-first coding in an agile environment. The role includes defining testing proce ...

Senior AWS Cloud Full Stack Engineer & Tech Lead

IBM in Winchester, England, is looking for a cloud application developer to architect and maintain secure and scalable cloud applications. The candidate will lead junior developers and manage complex technical challenges. A strong focus on full-stack development with cloud platforms is essential. IBM offers m ...

Senior Game Designer — The Sims (Hybrid: 3 Days In Studio)

Maxis Studios, based in Guildford, UK, is seeking a senior developer for The Sims. This role involves creating gameplay content and systems, collaborating with a multidisciplinary team, and mentoring junior designers. The candidate should possess 5+ years in the industry with AAA titles, and expertise in simu ...

Senior Python Engineer — Cloud & Microservices Leadership

NCC Group is looking for a Senior Python Developer in Manchester to join their Software Engineering team. The candidate will be responsible for designing, developing, and maintaining high-quality software solutions, primarily focused on Cyber Security-related products. This role also includes mentoring ...

Software Engineer Opportunities

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Software Engineer Opportunities

<p><strong>Software Engineer Opportunities</strong></p> <p></p> <p><strong>Location: </strong>Craigavon</p> <p><strong>Hours: < ...

Engineering Manager AI Fleet Management & Honk

The Platform team creates the technology that enables Spotify to learn quickly and scale easily, enabling rapid growth in our users and our business around the globe. Spanning many disciplines, we work to make the business work; creating the infrastructure, tooling, frameworks, and capabilities needed to w ...

Senior Software Engineer & Tech Lead (Java & C++)

Leap29 in the United Kingdom is seeking an experienced Senior Software Engineer / Technical Team Lead with expertise in Java and C++. In this hands-on leadership role, you will work closely with various teams to deliver high-quality software solutions in an Agile Scrum environment. The ideal candidate ...

Java Platform Engineer Quant Trading (Hybrid London)

A leading technology-driven trading organization in the United Kingdom is seeking a Senior Software Engineer to join their innovative platform engineering team. This role involves building systems for data processing and collaborates closely with analysts and traders. Ideal candidates will have 3+ years of softw ...

Senior Java Engineer: Low Latency Market Connectivity

A leading technology company is seeking an experienced Java Software Engineer for a full-time role in London, England. The ideal candidate should have 10+ years of experience in core Java development and expertise in multi-threading, messaging techniques, and low latency trading systems. Education in Computer Sc ...

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    Junior Java Fullstack Developer Spring Boot React Jobs in United Kingdom Job Search Guide, Trends and Insights