290,883+ Fullstack Software Engineer Java React Aws Jobs in UK — Top Companies Hiring June 2026

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Staff Backend Engineer Platform Lead

Engine by Starling is seeking a Backend Software Engineer to enhance its platform for banks globally. The role involves developing new features in Java, collaborating with diverse teams, and leading projects that reshape the banking industry. The ideal candidate should be passionate about coding, posse ...

Senior Backend Engineer Services (Hybrid)

Capital One (Europe) plc in Nottingham is looking for a Lead Software Development Engineer to join their hybrid backend team. You will lead technical design and implementation, collaborating with cross-functional teams to deliver complex projects. The role requires proven experience in technical leadership, exce ...

Senior Java Engineer – Real‑Time Payments (Hybrid)

A leading payments consultancy in London is seeking a Principal Software Engineer to design scalable, high-availability systems. You will work with Java 17+, Spring WebFlux, and Kafka in a hybrid environment, contributing to real-time transaction solutions for major global banks. Ideal candidates have strong exp ...

Senior Backend Engineer, Banking Connectivity

A global financial tech company in London is seeking a Senior Software Engineer to build critical bank integrations for their Banking Connectivity platform. The successful candidate will work on backend systems using Java and engage in ensuring reliable data flows across financial institutions. This role offers ...

Senior Software Engineer Hybrid Payments Platform

Checkout.com is seeking a Senior Software Engineer based in Greater London. The ideal candidate will have a Bachelor's or Master's in Computer Science and proficiency in C# .NET, Java, or Go. Responsibilities include collaborating with teams to design scalable systems and writing high-quality code. Benefits incl ...

Senior FX Risk Engineer – Real Time Trading Data

Wise in Greater London is seeking a Software Engineer to join the Treasury FX Risk team. You will work on real-time risk calculations, ensuring scalability and reliability of the exchange rates infrastructure. Ideal candidates possess strong technical skills in Java and Spring Boot, excellent communication, and ...

Senior Software Engineer Business Expense Platform APIs

A global technology company is seeking a Senior Software Engineer to enhance their Business Expense Management team. This role involves designing and maintaining scalable services, collaborating on public APIs, and solving complex problems. Ideal candidates will have strong Java skills, experience with microserv ...

Tech Lead Hands on Leader for Impactful Systems

A purpose-driven tech company in Edinburgh seeks a Lead Software Engineer to guide a team and ensure impactful solutions. Candidates should have expertise in Java, Spring Boot, and microservices. The role offers a hybrid work model, a competitive salary of £75k – £85k, a generous bonus, and extensive benefits in ...

Senior Java Engineer for Scalable API & Shared Services

A leading IoT connectivity provider in Reading seeks a Senior Software Engineer to drive the design and development of shared application services. The role demands expertise in Java and distributed systems, as well as a collaborative spirit to influence product development. This opportunity allows you to make a ...

Front End Engineer Hyperscale Cloud Console (London)

Java Script Works is seeking a Front End Software Engineer based in London, UK. This full-time position requires strong skills in modern JavaScript frameworks such as ES6+, TypeScript, and Node.js. The ideal candidate will have professional experience in front-end development and familiarity with cloud-based com ...

Principal Software Engineer — Lead Scalable Backend & Cloud

1120 NG UK Limited. in Manchester seeks a Principal Software Engineer to design, develop, and maintain critical infrastructure powering services. Candidates should possess backend or frontend development experience, with strong capability in technologies such as Java, Python, or JavaScript. The role in ...

Full Stack Engineer: Angular UI & High Performance APIs

Java Script Works in London is seeking a Full Stack Software Engineer to contribute to rendering performance and API response times. You will design and build reusable UI components using Angular and TypeScript, while helping to maintain high-performance backend systems. This full-time role offers a co ...

Full Stack CMS Engineer – Magnolia/ContentStack (Hybrid/Remote)

MOO is seeking a Software Engineer to join their Browse team in London. The role involves developing content-driven pages using Java, TypeScript, and NextJS while contributing to system requirements and embracing Agile methodologies. Candidates should have experience with CMS and a passion for testing. MOO promo ...

Senior Cloud & Data Engineer Scale Enterprise Pipelines

A leading recruitment firm in Belfast is hiring a hands-on Software Engineer to develop and scale enterprise-grade cloud and data systems. The role involves designing scalable backend services and collaborating across cross-functional teams. Candidates should have strong experience in Java, multi-threaded archit ...

Senior Backend Engineer — TypeScript & Python

Java Script Works is looking for a Senior Software Engineer (Backend) based in London, UK. The role focuses on managing the backend with technologies like TypeScript, Express, and Python while working with Neo4j for database management. A competitive salary range of £100K - £140K is offered for this full-time ...

Lead Full Stack Engineer Public Sector, Hybrid

A digital transformation consultancy in the UK is seeking a Lead Full Stack Software Engineer to take overall technical ownership of high-quality, scalable digital solutions. The role involves leading Engineering teams, collaborating with clients, and driving innovation across services. Required skills include e ...

Software Engineer, Retail Banking Platform (Kotlin/Cloud)

A UK-licensed bank is seeking a Software Engineer to build and maintain systems for their Retail Banking Platform. The ideal candidate will design scalable backend services using Kotlin or Java, contributing to the bank's growth and innovation in financial services. The role promotes a collaborative team environ ...

Staff Software Engineer, Warehousing Cloud & Automation

A renowned retail company in London is seeking a Software Engineer to build and maintain high-quality cloud infrastructure solutions. Key responsibilities include enhancing engineering standards and mentoring team members. The ideal candidate should have robust backend system development experience, and proficie ...

SDET Engineer Automation, API & Security Testing

Scrumconnect Consulting is hiring a Software Development Engineer in Test (SDET) to join their team in Swansea. The role involves designing and maintaining automated test frameworks, ensuring quality in high-volume digital services. Ideal candidates will have a strong coding background in Java, JavaScr ...

Field Deployment Software Engineer for Autonomous Systems

A leading defence technology company in the UK is seeking a Deployed Software Engineer to implement their technology with customers. The role involves travelling to customer sites, writing code, and collaborating with engineers. Ideal candidates will have a degree in a relevant field and strong programming skill ...

Senior Backend Engineer (Java/Kotlin) – FinTech, Scalable Cloud

TwinThread seeks a Software Engineer III for Backend Engineering focused on Java/Kotlin in London. This role emphasizes collaboration, problem-solving, and adaptability within a team. You will be responsible for building scalable and reliable solutions, investigating issues, and ensuring high performance. A stro ...

Backend Software Engineer II, Identity & Authorization Platform

Ripple in Greater London is seeking a Software Engineer II to join their Authentication & Authorisation platform team. The role involves building and shipping features within the identity platform. Ideal candidates will have experience in backend engineering with Golang or Java and some exposure to Kubernetes. T ...

Healthcare Test Engineering Lead — Automation & QA

Kainos is seeking a Lead Test Engineer (Consultant) in Budock Water, England. In this role, you'll provide technical leadership in software testing and manage a small team, ensuring high-quality application delivery. Essential requirements include strong expertise in test automation and programming in Java, as w ...

UK Senior Software Engineer Nottingham, United Kingdom R&D

UK Senior Software Engineer Location: Nottingham, United Kingdom | Team: R&D | Type: Full-time | Start Date: May 13 About us Gelt is the first US focused end-to-end tax platform that proactively analyzes and structures your finances so you owe less at tax time. With expert tax str ...

Java Platform Developer

Java Platform Developer Location: On site in Gloucester or Central London 5 days a week. Due to security vetting requirements candidates must be UK nationals or sole British citizens with no dual nationality and resided in the UK 10 years or over. At DXC, one of our platinum accou ...

Senior Cloud & DevOps Engineer (AWS) (105 05SENG 01)

Cloudary simplifies cloud growth by deploying Principal-Vetted talent directly into our partners' technical teams. Founded and led by senior cloud architects, we know exactly what it takes to deliver high-level engineering. Joining us means operating as an agile, embedded expert to drive critical initiativ ...

Senior Software Engineer / Tech Lead

Senior Software Engineer / Technical Team Lead (Java & C++)OverviewWe are seeking an experienced Senior Software Engineer / Technical Team Lead to join our development team. This is a hands-on leadership role that combines technical delivery, software development, and people ma ...

Senior AWS Data Architect — Cloud Native Data Lead

A leading IT services firm in the UK is looking for a skilled Senior AWS Data Architect to drive the design and migration of enterprise data platforms onto AWS. The ideal candidate should have substantial expertise in cloud-native database solutions, proficiency in Java and Spring frameworks, and a focus on data ...

Delivery Consultant App Dev, Application Migration, Modernization and Management (AM3) in Man[...]

Delivery Consultant - App Dev, Application Migration, Modernization and Management (AM3) Manchester, UnitedKingdom Posted about 1 month ago Qualifications: Application development with experience on cloud platforms Expert-level proficiency in at least one progr ...

Engineering Manager: Digital Transformation Lead (Remote)

A leading tech platform in London is seeking a Lead Developer / Engineering Manager for a high-impact contract role focused on digital transformation. You will guide technical delivery, shape application design, and lead a squad of developers. Candidates should have strong expertise in Java, with exposure to Nod ...

Shopify Frontend Developer (React/Vue) SEO & Performance

Java Script Works based in Tees Valley is seeking a developer with expertise in Shopify app development. You will implement new features, optimize site performance, and ensure a seamless user experience using Liquid, HTML, CSS, and JavaScript. Ideal candidates will have strong knowledge of JavaScript f ...

Web Designer & Front End Developer (React/WordPress)

Java Script Works in Greater London is seeking a Web Design & Developer to build and maintain websites following branding guidelines and accessibility standards. The role requires experience with JavaScript, PHP, HTML, CSS, and frameworks like React and WordPress. You'll collaborate with stakeholders to deliver ...

Full Stack Engineer — Audiobook Platform

Spotify in Greater London is looking for a developer for the Spotify for Authors (SFA) platform. This web application supports creators in managing their audiobooks and ensuring content distribution on Spotify. The role involves building a robust platform using React/TypeScript for the frontend and Jav ...

Backend Engineer — Python + PostgreSQL, Ship Complex Features

Java Script Works is looking for a backend developer based in Greater London. Candidates must have proven experience with backend focus, particularly in Python and PostgreSQL, and should be effective communicators capable of breaking down complex technical information. Familiarity with TypeScript, React, and oth ...

Senior Full Stack Engineer: Blockchain & High Perf Apps

Java Script Works is seeking passionate individuals to join their Technical Team in the United Kingdom. In this role, you'll work with and learn from senior engineers as you develop innovative applications and services that leverage blockchain technology. The ideal candidate will have over 4 years of e ...

Senior Developer — .NET, React & Azure Expert

Java Script Works is seeking a Senior Developer in Greater London. This key role requires strong proficiency in C#, .NET, React, and Azure, working collaboratively with developers, UX/UI designers, and stakeholders to ensure high-quality products. The successful candidate will be responsible for drivin ...

Backend Engineer Java/Spring Boot (Kotlin) for eCommerce

A leading SaaS company in London is seeking a Back End Software Engineer to join their dynamic team. The ideal candidate will have experience with Java 9+, Spring Boot, and Kotlin, along with a solid background in eCommerce. This role offers a competitive salary of up to £85k and includes excellent benefits. If ...

Backend Engineer Core Graph Database Kernel

A leading technology firm is looking for a Software Engineer for their Core Database team in England. The role involves building core features for a leading graph database, writing efficient code, and collaborating with an international team. Candidates should have a strong background in backend engineering, sys ...

Full Stack Engineer

Senior Full Stack Engineer | London | £120,000 - £160,000+ | Python | React | TypeScript Location: London (hybrid) Backend: Python (strong typing, well-structured APIs - Django or FastAPI or Flask) Frontend: React, TypeScript Systems: Data modelling, inte ...

Data Quality Test Engineer

Ten10 City Of Bristol, England, United Kingdom Join or sign in to find your next job Join to apply for the Data Quality Test Engineer role at Ten10 Ten10 City Of Bristol, England, United Kingdom 3 days ago Be among the first 2 ...

Senior Full Stack Engineer

Company Description About Us Every business needs to know who they’re really working with whether it’s suppliers, investors, partners, or third parties. At Xapien, we’re reinventing how organisations do that, combining speed, scale and accuracy with cutting-edge AI. Since ...

Senior Cloud Engineer

Overview We’re looking for a Senior Cloud/AWS Engineer to take ownership of a modern cloud platform for a fast-growing, well-funded startup operating at the intersection of AI, compliance, and fintech. This is a high-impact role where you’ll architect, scale, and secure the AWS infra ...

Frontend & React Intern: Learn, Optimize, Collaborate

Java Script Works is offering a full-time internship for a Front-End Developer/React Specialist in Surrey, United Kingdom. The role focuses on optimising application performance and contributing to code reviews, while providing hands-on experience with modern JavaScript frameworks. Candidates should be ...

Expert Backend Engineer

Come join the company that is reinventing cloud security and empowering businesses to thrive in the cloud. As the fastest-growing startup ever, Wiz is on a mission to help organizations secure cloud environments that will accelerate their businesses. Trusted by security teams all over the world, we have a ...

Front End – API (NHS Digital Integration) Developer

We're hiring a Senior Developer to support major NHS and healthcare digital projects. This role combines strong Vue.js front‑end skills with Java‑based API and microservices development. Role Responsibilities Develop front‑end features using Vue.js for NHS/healthcare applications ...

Python Lead Software Engineer Credit Technology

As a Lead Software Engineer in Credit Technology at JPMorgan Chase, you will join an agile team building secure, scalable, and resilient front‑office solutions that power trading, reference data management, and P&L. You will design, develop, and troubleshoot multiple components across complex systems while ...

AI Engineer, London

AI Engineer, London Location London Employment Type Full time Location Type Remote Job Description As an AI Engineer at Eloquent AI, you will build and scale AI-powered applications, transforming how enterprises interact with intelligent age ...

AI Enabled Full Stack Engineer

Software Engineer - AI Enabled Full Stack Engineer Location: Belfast Level: Specialist Salary: Competitive (based on experience) Role Overview: Build, own, and evolve next-generation applications that leverage AI tooling, delivering client solutions across the Health and P ...

Remote Java Full‑Stack Engineer | Microservices & Cloud

A technology consulting firm is seeking an IT Delivery Consultant with a strong background in microservices development, particularly using Java (Spring Boot). This full-time role is primarily remote, offering a salary of £55,000 per annum plus additional benefits. Candidates should be eligible for SC Clearance ...

Senior Java Backend Engineer – Remote, Oracle/SQL

A global technology business is seeking a Java Developer (Backend) for a fully remote position. The role involves developing and improving a logistics platform while collaborating with engineers and testers. Candidates should have strong Object-Oriented development skills and SQL experience, with knowledge in un ...

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    Fullstack Software Engineer Java React Aws Jobs in United Kingdom Job Search Guide, Trends and Insights