56,619+ Junior Java Fullstack Developer Spring Boot React Jobs in UK — Top Companies Hiring July 2026

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Technical Customer Support (UK)

Description We are interested in welcoming a Technical Customer Support to join our diligent team accepting full ownership of technical customer-facing activities such as product deployment, training, and customer support. The right candidate ...

Quantitative Researcher Intern

Job DescriptionThis is an opportunity for students and researchers of advanced data modeling and statistical learning methods to apply these techniques to market prediction and systematic trading.Job ResponsibilitiesPre-process (validate, clean, norma ...

Senior Ruby on Rails Engineer – Remote SaaS Platform

An innovative SaaS company is on the lookout for a skilled Ruby on Rails Developer to join their fully remote team. This position offers a unique opportunity to contribute to a dynamic, scalable platform that empowers businesses worldwide. You will be involved in technical decision-making, process improvements, ...

One Identity IAM Specialist (Hybrid, UK)

A leading British media company is looking for a One Identity Developer (hybrid work) to shape their Identity and Access Management roadmap. The ideal candidate will have extensive hands-on experience with One Identity Manager and IAM protocols. Responsibilities include designing IAM solutions, collaborating on ...

Senior Golang Engineer — REST APIs, Microservices

A technology solutions provider is seeking a Golang Developer to work on developing secure and scalable Go-based applications in Bristol. The ideal candidate will have strong Golang proficiency with 7-9 years of experience, along with skills in REST APIs, microservices, and agile methodologies. Responsibilities ...

Production ML Engineer: AI Systems & LLMs

super.AI is looking for a talented software developer with 3-5 years of experience to focus on AI workloads for our enterprise customers. Your role will include deploying and managing production workloads on a global scale while ensuring the highest quality through effective integration. The ideal cand ...

Blockchain Engineer – Tokenization & Production Readiness

Luxoft is seeking an Expert Blockchain Developer for a short-term engagement in the United Kingdom. The ideal candidate will have strong experience in blockchain development and smart contract implementation, focusing on remediating issues from vendor transitions and ensuring the stability and security of the ...

Senior .NET Engineer: Own Production Delivery & Impact

Build Circle is seeking a skilled developer with strong C#/.NET experience to take ownership of production systems for pricing and customer-management products. You will work collaboratively with QA and engineering leads, driving improvements in processes, and working efficiently with the team. The ide ...

Platform AI Engineer: Scale LLM/ML Infrastructure

Jobgether is looking for an Applied AI Engineer based in the United Kingdom. This high-impact role focuses on building foundational AI and machine learning systems across the organization. You'll work in a collaborative environment to create shared capabilities used by multiple teams, emphasizing reliability, ...

Lead Software Engineer

We’re partnering with an ambitious London-based payments start‑up looking to hire a hands‑on Lead Software Engineer to help shape the next generation of their platform as they scale. This is a high-impact opportunity for a senior engineering leader who enjoys operating across architecture, ...

Full Stack Software Engineer

About the job Full-Stack Software Engineer About the company: Atlantic Talent is proud to be partnered with afast-growing, well-funded fintech firm, operating on a global scale. This hybrid role will bebased in Bristol, UK. Our client isat the forefront of modernisingthe financial industry, ...

Senior Frontend Software Engineer

Job Description We put people first. It’s all about you..We are looking for a Senior Frontend Engineer who thrives on autonomy and enjoys solving complex problems at scale. You should value collaboration, pragmatism, and low-ego teamwork while feeling comfortable in agile, i ...

Tech Lead

As a Tech Lead, you’ve led offshore engineering teams. You thrive in a startup or scale-up environment. And you’re looking for that next step—an opportunity to shape a company’s entire technology strategy and leave a lasting imprint on a product used by thousands. This Technical Lead role offers precisely tha ...

Full Stack Software Engineer

My hi tech defence client are looking for a motivated, curious and technically minded Full Stack Engineer to help us scale data and analytics capabilities across the UK and international markets. In this role, you will contribute to the design, development and maintenance of the data pipelines, plat ...

Technical Architect

Salary: £85,000 - 85,000 per year Requirements We need proven experience designing and delivering secure cloud solutions using AWS and/or Azure. We need strong experience producing high-level designs and taking them through governance, including Architecture Review ...

IT Consultant Python Web Application London, UK

Job DescriptionToday, the corporate landscape is dynamic and the world ahead is full of possibilities! None of the amazing things we do at Infosys would be possible without an equally amazing culture, the environment where ideas can flourish and where you are empowered to move forward as far ...

Senior Frontend Software Engineer

Job Description We put people first. It’s all about you..We are looking for a Senior Frontend Engineer who thrives on autonomy and enjoys solving complex problems at scale. You should value collaboration, pragmatism, and low-ego teamwork while feeling comfortable in agile, i ...

Tech Lead

As a Tech Lead, you’ve led offshore engineering teams. You thrive in a startup or scale-up environment. And you’re looking for that next step—an opportunity to shape a company’s entire technology strategy and leave a lasting imprint on a product used by thousands. This Technical Lead role offers precisely tha ...

Mid level Frontend Engineer (Remote) UK

The role:We are looking for highly talented and driven software engineers who take pride in their work, to expand our Engineering team in London. Successful candidates will join a cross functional team including product managers and designers working closely with the rest of our business to deli ...

Software Engineer

Job Title: Software EngineerJob DescriptionThis role focuses on partnering closely with a product owner to design and deliver an automated solution for a currently manual Request for Proposal (RFP) process. You will prototype the solution, then scale and harden it into a robust, pr ...

HIU Service Engineer

Overview: First Military Recruitment are currently seeking a HIU Service Engineer on behalf of one of our clients. As a HIU Service Engineer, you will be required to service and repair various types of HIUs. This includes the commissioning of heating circuits, setting up Domestic Hot Water f ...

Software Engineer III

## Software Engineer IIIApplylocations: Belfast - Millennium Housetime type: Full timeposted on: Posted Todayjob requisition id: 34540**Software Engineer III - Market Data Service**## DescriptionCME Technology and Support Services is relentlessly focused on developing the world’s most advanced electronic ...

Software Verification & Validation Engineer

Responsibilities You will be responsible for the delivery of Software Test activities (including planning, management, and testing) within the software development lifecycle. Qualifications Degree in Software Engineering, Computer Science or other applicable area. </ ...

Customer Support Engineer

As the leading provider of integrated physical and digital risk mitigation solutions, we are looking for a highly capable and versatile Support Engineer to join our Customer Support organization. Utilizing their SaaS, passive services monitoring, and enterprise software experience to enhance our technical ...

Software Development Engineer, Amazon Fuse

Software Development Engineer, Amazon Fuse Job ID: | Amazon UK Services Ltd. As a Software Development Engineer, you will work with a team of talented engineers to build low-latency solutions for frontend, middle tier and backend as well as identify and evaluate new technology options f ...

Software Verification & Validation Engineer

Responsibilities You will be responsible for the delivery of Software Test activities (including planning, management, and testing) within the software development lifecycle. Qualifications Degree in Software Engineering, Computer Science or other applicable area. <p ...

Software Development Engineer, Amazon Fuse

DESCRIPTION As a Software Development Engineer, you will work with a team of talented engineers to build low-latency solutions for frontend, middle tier and backend as well as identify and evaluate new technology options for the challenges we are trying to solve. You will work with a variety of c ...

Staff Software Engineer Engine by Starling

At , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's softwa ...

Staff Software Engineer Engine by Starling

At , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's softwa ...

Staff Software Engineer Engine by Starling

At , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's softwa ...

Staff Software Engineer Engine by Starling

At , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's softwa ...

Staff Software Engineer Engine by Starling

At , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's softwa ...

Staff Software Engineer Engine by Starling

At , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's softwa ...

Staff Software Engineer Engine by Starling

At , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's softwa ...

Post Sales Solutions Architect: DevOps & Automation Leader

LinearB, a leading Developer Productivity Insight Platform, seeks a Customer Solutions Architect to drive successful platform implementations. In this role, you will work closely with Customer Success Managers, ensuring engineering organizations adopt and maximize the value of LinearB's solutions. Requ ...

Frontend Engineer (TypeScript) Remote friendly Real time UI

Motorola Solutions is seeking a developer for the Avigilon Alta Video UI team in Edinburgh, Scotland. This role focuses on building maintainable solutions, requiring 1-3 years of software engineering experience with knowledge of HTML, CSS, TypeScript, and modern frontend frameworks. The role involves a ...

Salesforce Data Cloud Engineer

NTT DATA is seeking a Salesforce Data Cloud Developer to join their Salesforce Practice in the City of Westminster. This mid-level role requires configuring and building Data Cloud solutions for enterprise clients, implementing Identity Resolution, and supporting integration with other Salesforce services. </ ...

Customer AI Innovator — ML & Generative AI Solutions (Equity)

3003 Accenture (UK) Limited Company is seeking a Customer AI Developer Specialist to deliver impactful Machine Learning (ML) and Generative AI solutions across various industries. You’ll solve complex business problems and deploy scalable AI models. The role offers a competitive salary, annual performa ...

Defence Systems Integration Engineer (SC) Onsite, 12mo

Outsource is looking for an experienced Solution Developer based in Filton, Bristol, for a 12-month contract. This role requires strong expertise in systems integration, communications engineering, and networking technologies, and offers an exciting opportunity to work on a high-profile defence programme. </p ...

Senior Backend Engineer Scalable Microservices & Cloud

PRELOADED is looking for an experienced Backend Developer to join their team in the Greater London area. In this hybrid role, you will collaborate with the game team to develop scalable microservices and work on exciting digital projects. The ideal candidate will have a strong background in both monoli ...

Lead Cloud & Compute Security Engineer – Hybrid

Lloyds Banking Group is looking for a Lead Infrastructure Engineer to define and deliver a Unified Exposure Management platform. This role involves building security as a platform while working closely with multi-cloud environments. The ideal candidate should have a strong engineering mindset, expertis ...

Global DevEx Director: AI Platform & Tooling

Boston Consulting Group is seeking a Developer Experience lead to enhance tooling for software teams. You will oversee strategy, roadmaps, and vendor management while driving productivity in a collaborative and innovative environment. Your role emphasizes continuous engagement with engineering leaders ...

Quant Dev Fixed Income/Credit, Hedge Fund (London)

Overview Durlston Partners LLP is seeking a Quantitative Developer (Fixed Income/Credit) to join an elite Hedge Fund in London. The ideal candidate will have 2-8 years of experience in Quant Development, preferably in Hedge Funds or Tier-1 Investment Banks. This role offers the opportunity ...

Senior QIS Engineer | Quant Platform Architect

3761 Barclays - BX - UK is seeking a Senior QIS Developer to lead enhancements for their Quantitative Investment Strategies platform. In this role, you will deliver high-quality data solutions, working closely with cross-functional teams to ensure integration with business objectives. The ideal candida ...

Cheese R&D Scientist Recipe & Process Innovation

Saputo, Inc. is seeking a Cheese Recipe Developer to lead end-to-end cheese recipe development at their Nuneaton site. The role involves designing trials, managing technical decisions, and ensuring compliance. Candidates will have a degree in Food Science and experience in recipe development. Benefits ...

Platform Engineering Manager – SRE & Tools Leader

Marks and Spencer is seeking a Software Engineering Manager to lead the M&S Platform team. You will drive engineering excellence and manage a team focused on building reusable pipelines and tooling to enhance developer experience. The ideal candidate will have a background as a senior software engineer ...

Graduate Software Engineer: Full Stack & Customer Focused

LexisNexis Risk Solutions in Cardiff is looking for a passionate developer to contribute to modern technology stack projects. You will work closely with senior engineers to build high-quality solutions and enhance customer value through collaboration. The role demands enthusiasm for web development, PH ...

Quality Management Lead ISO 9001 & QMS Champion

Wayve, a leading developer of Embodied AI technology, is seeking a Quality Management Lead to design and implement its Quality Management System and lead its journey towards ISO 9001 certification. This role involves working closely with various teams to build scalable quality processes and ensure comp ...

Senior C# Engineer – Remote, Shape Scalable Systems

Oxbow Talent is seeking a Senior C# Developer for a fully remote position based in the UK. This role requires expertise in C# and .NET, with a focus on building modern applications. Candidates should thrive in Agile environments and be eager to influence technical direction as the company works on large-scale ...

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