• United Kingdom Jobs Expertini profile avatar

    • 330,085+ Fullstack Software Engineer Java React Aws Jobs in UK — Top Companies Hiring June 2026

    Professional job seekers finding United Kingdom jobs through Expertini
    750,000+ professionals on Expertini 750,000+ Candidates
    Join our global community
    Explore Leading Employers
    High-Paying Careers
    Expertini Penguin Mascot Resume Score™
    Resume Score™ Instantly
    Upload Your CV
    Quick 30-second process

    Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

    1. Expertini
    2. United Kingdom
    3. Jobs
    4. Fullstack Software Engineer Java React Aws Jobs in United Kingdom

    5. Download PDF

    Reset

    Create Job Alert
      Add Alert

     
     
    Create Alert
     
    Reset

    Remote Azure Data Engineer Build scalable data pipelines

    ESP Engineered is seeking an experienced Data Engineer to architect and implement scalable data solutions. The role involves building robust data pipelines, collaborating with teams for data requirements, and optimizing existing data systems. Candidates should have 7+ years of relevant experience, a Bachelor's i ...

    Lead IEC 61850 Systems Engineer for Substation Tooling

    GE Vernova is looking for a Lead IEC 61850 Application Engineer in Creswell, UK. You will define requirements and enhance product features for an IEC 61850-compliant System Configuration Tool while coordinating with global engineering teams. The ideal candidate needs extensive hands-on experience with IEC 61850 ...

    Forward Deployed Infra Engineer for Scalable Systems

    A leading technology company is seeking a Forward Deployed Infrastructure Engineer to develop and maintain high-performance services for its platforms. This role involves deploying new products, troubleshooting complex systems, and automating operations. The ideal candidate will have a strong engineering backgro ...

    Hybrid FinTech Full Stack Engineer | AI Driven Modernisation

    Burns Sheehan is looking for a Full Stack Engineer in Manchester to join their scaling FinTech team. In this hybrid role, you will design and maintain full-stack applications using modern technologies while collaborating with agile teams. You will have the opportunity to work on high-impact projects le ...

    Data Engineer & Platform Analyst – Lakehouse AI (London)

    A leading global investment bank in London seeks a Data Engineer to design and support data pipelines and curated datasets on their AI data platform. The ideal candidate will have experience in Python or Java, solid SQL knowledge, and a background in data modeling. Responsibilities include enhancing data pipelin ...

    Senior Data Engineer for AI Driven EU Analytics Platform

    Amazon is looking for a Data Engineer III to lead the evolution of data architecture supporting various business domains. You will work with the EU Books BI and Data Engineering team, creating the foundation for analytics and AI tools across the organization. The ideal candidate will have experience wi ...

    Founding AI Engineer — Serverless & Data Driven Innovator

    Java Script Works is seeking a Founding AI Engineer to join their team in London, United Kingdom. This full-time role will focus on developing serverless architectures and integrating APIs while utilizing expertise in JavaScript, Node.js, and other technologies. The company offers a competitive compens ...

    Senior Low Latency Rust Engineer Hybrid

    Citibank (Switzerland) AG in Greater London seeks a Senior Low Latency Rust Engineer to lead applications systems analysis and programming in the high-performance architectures team. This role demands significant experience in low latency algorithmic trading and Java development. Responsibilities include buildin ...

    DevOps Engineer: Cloud Modernization & CI/CD Specialist

    Jefferies is seeking a DevOps Engineer to engage with and support DevOps technology adoption across application development teams. The role involves implementing DevOps tools, enhancing productivity, and focusing on modernization with containers. Responsibilities include maintaining on-premise DevOps t ...

    Senior Lead Engineer Post Trade Cloud Platform

    A leading global financial markets infrastructure provider is looking for a Senior Lead Engineer. In this role, you will collaborate with the Director of Technical Delivery to build a cloud-based critical market infrastructure service. Key responsibilities include engaging in technical design, contributing throu ...

    Principal Engineer, FinTech Platform Architect (Hybrid UK)

    A B2B Fintech company in Cardiff is seeking a Principal Engineer to lead technical direction and mentor engineers. This hybrid role involves collaborating with product teams, engaging with stakeholders, and designing robust APIs and platform functionalities. Candidates should have significant experience in large ...

    Senior Backend Architect Cloud Native SaaS (Java)

    LinuxRecruit is looking for an engineer to redefine the market by crafting features in a cloud-native environment. You will design and build distributed services and APIs while tackling complex engineering challenges and working with large datasets. The role requires strong proficiency in the Java ecos ...

    Security‑Focused Data Engineer for Intelligence Analytics

    Envitia is seeking a Data Engineer to join their Security and Intelligence team in Cheltenham. The successful candidate will design and maintain secure, scalable data platforms and pipelines, facilitate advanced analytics, and collaborate with multi-disciplinary teams. This role requires experience in data engin ...

    Senior Backend Engineer, Payroll Foundations Hybrid Equity

    A tech company in the HR sector is seeking a Senior Backend Engineer to join their Payroll Foundations team. This role involves building and maintaining backend systems for payroll processing, ensuring accuracy and reliability. Candidates should have strong experience in backend systems, proficiency in Kotlin or ...

    Azure Data Factory Developer — Build Data Pipelines & Ingest

    A technology consultancy in Sunbury-on-Thames seeks a Database Engineer for an 8-month rolling contract. The role requires extensive experience with IaaS, Azure SQL server, and knowledge of Big Data and NoSQL technologies. Candidates should have strong scripting abilities and familiarity with Azure Data Factory. ...

    Senior Ads Auction Engineer — Real Time CTV Platform

    Roku in Cambridge is seeking an engineer to contribute to the Ads Auction and Marketplace systems. In this role, you will design and implement real-time auction systems for Roku’s CTV platform, ensuring performance and compliance across various objectives. The ideal candidate possesses strong Java skil ...

    SRE III: Java & Python for Secure Collaboration Platforms

    A global financial services leader is seeking a Site Reliability Engineer III to join their External Collaboration team in Bournemouth, UK. This role involves developing collaboration platforms and ensuring system reliability in alignment with enterprise security standards. The ideal candidate has a strong backg ...

    Senior Backend Engineer, Marketing Platform & Pipelines

    Dangote Industries Limited in Greater London is seeking a Senior Backend Engineer to build and scale Wise’s price comparison platform. The role involves developing robust backends and APIs that ensure data quality and transparency, driving customer satisfaction and operational success. This position re ...

    Staff Backend Engineer — Remote, Impactful FinTech Systems

    A leading UK bank is seeking a Staff Engineer to join their dynamic team. In this role, you will collaborate with various teams to enhance the backend of their innovative financial services. The ideal candidate will have experience with distributed systems and strong knowledge of programming languages like Go an ...

    Senior Engineer, Distributed Risk Calc Engine Lead

    A leading financial institution in Greater London is seeking a Senior Engineer for the role of Applications Development Technology Lead Analyst. This position involves designing and maintaining a high-performance calculation engine within a distributed environment. Ideal candidates will have extensive experience ...

    Senior Data Engineer — AI & Search Platform

    A global information and analytics company is seeking a Senior Data Engineer to design and maintain scalable data pipelines for its Search and AI Platform. The role involves working with technologies like Python, Java, and Spark, developing data workflows, and collaborating with cross-functional teams to achieve ...

    Senior Android Engineer Remote friendly, Africa scale impact

    A dynamic renewable energy company seeks a Senior Android Engineer to join their team in Sheffield. You'll develop and maintain mobile applications vital for transforming energy access in Africa. The role involves building robust offline-first functionalities and integrating with backend systems. Candidates shou ...

    Secure DevOps Engineer: CI/CD, Kubernetes & PKI

    慨正橡扯 is hiring a DevOps Engineer for their Space, Defence and Intelligence unit in Gloucester. You'll build and automate secure platforms for critical services, ensuring reliable deployments and tackling technical challenges. The role requires strong experience in DevOps, proficiency in Java, Python, C ...

    Hybrid Middleware Engineer Linux, APIs & Automation

    Queen Square Recruitment Ltd is looking for a Middleware Engineer to work in a hybrid model across London, Reading or Leeds. This role involves supporting and maintaining middleware platforms, ensuring system stability and performance. The ideal candidate will have strong Linux/Unix and API skills, wit ...

    Senior AdTech Backend Engineer: Real Time, Scalable

    Depop Limited is seeking a Senior Backend Engineer to join our AdTech team in Greater London. You will help design and build scalable systems for advertising and monetization, ensuring real-time decision making. The ideal candidate has experience with backend languages like Scala or Java, and familiari ...

    Staff Backend Engineer, Procurement Platform (Relocation to Melbourne)

    Airwallex is looking for a Staff Backend Engineer for their Procurement Suite based in London, UK. This full-time position requires a strong background in the financial domain and extensive experience with JVM based programming languages such as Java or Kotlin, along with familiarity with Spring and Spring Boot. ...

    Crypto ML Scientist & LLM Engineer

    Unchain Data is seeking a skilled Machine Learning Engineer to optimize ML systems and enhance AI capabilities. The role involves consulting on objectives, designing self-running systems, and analyzing data to improve predictive accuracy. Ideal candidates will possess a Bachelor's in a relevant field a ...

    QA Automation Engineer — AI‑Driven Apps, Onsite Lisbon

    A technology-driven organization based in Lisbon is searching for a QA Automation Engineer to design and maintain automated test frameworks for web and mobile applications. The ideal candidate should have over 3 years of experience in test automation, proficiency in frameworks such as Selenium and Cypress, and s ...

    Senior Site Reliability Engineer

    Senior Site Reliability Engineer We are currently partnering with several leading technology consultancies and fast‑growing software organisations who are seeking experienced Site Reliability Engineers to help shape the future of their production environments. These roles offer the chance to work ...

    DevOps Engineer (Powershell)

    Joule is a front end software platform that allows traders to buy and sell energy commodities (like power, gas, oil, etc.) electronically, rather than through traditional phone calls or paper-based systems. It is the primary way that our customers interact with our backend services. Trayport is current ...

    Senior AI Engineer X 2 (Agentic AI)

    Senior AI Engineer We re looking for a hands‑on Senior AI Engineer to build real‑world AI systems that deliver measurable impact across customer journeys and internal operations. This role is all about turning emerging AI capabilities-LLMs, agentic systems, ML models, workflows, and AI services-i ...

    DevOps Engineer

    Hybrid Working - London - 2 days a week on site. Lorien's leading banking client is looking for a DevOps Engineer to join the existing team on a brand-new project. This role is based in London. This role will be Via Umbrella. Working in a ...

    Senior Product Engineer

    Our growth rate puts us in the top quartile of private B2B SaaS companies at our stage, and we’ve achieved it with low churn and without burning VC cash to get there. We’re small, profitable, and growing fast. We’re also an AI‑first company. Every process we build assumes the person running it will be usin ...

    Azure DevOps Engineer

    This range is provided by Digital Waffle. 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 Digital Waffle Tech Recruitment Manager (DevOps, Cloud & Infrastructure) for the UK & US . G ...

    Sr. GTM Specialist HPC UK and Ireland, AWS WWSO EMEA, Advanced Compute

    Are you a customer-obsessed builder with a passion for helping customers achieve their full potential? Do you have the business savvy, HPC background, and sales skills necessary to help position AWS as the cloud provider of choice for customers developing high performance computing solutions in CAE, CFD, EDA, an ...

    Sr. GTM Specialist HPC UK and Ireland, AWS WWSO EMEA, Advanced Compute

    Are you a customer-obsessed builder with a passion for helping customers achieve their full potential? Do you have the business savvy, HPC background, and sales skills necessary to help position AWS as the cloud provider of choice for customers developing high performance computing solutions in CAE, CFD, EDA, an ...

    Senior Full Stack Engineer

    About us: Make a difference and advance your career by helping deliver some of the UK’s most important #tech4good projects, making the world a smarter, safer, greener, and healthier place. You’ll join a talented team of dynamic and driven professional problem solvers; creative ...

    Software Developer (PHP / MySQL / Python)

    If you enjoy taking ownership of business-critical systems and seeing the direct impact of your work, this Software Developer opportunity offers the chance to make a genuine difference within a fast-moving operational environment. You'll work across a diverse technology estate, helping to enhance, integ ...

    Mid Senior Ruby on Rails Engineer (B2B SaaS | Hybrid | UK)

    B2B SaaS | Hybrid – 2-3 days office | UK Location: London Type: Full-time Role Overview Accessible rail travel depends on systems that work reliably in live environments. Our Passenger Assistance platform turns passenger assistance req ...

    Security Operations Engineer, EMEA

    Who are we? Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrumen ...

    Platform Engineer

    Platform Engineer (Manchester – Hybrid) About Finova – Finova is the UK’s largest financial services technology provider, supporting one in every five mortgages nationwide. Our cloud‑native solutions enable more than 60 banks and specialist lenders, managing over £50 billion in loans annually and ...

    Senior Full Stack Engineer

    Senior Full Stack Engineer – React, Python, GCP After a successful first year, a fast-growing scale-up is expanding its engineering function and is looking for a Senior Full Stack Developer to help develop it's flagship product as well as build and design new products, including exploring agentic AI! < ...

    Automation Engineer

    Direct message the job poster from EVera Recruitment Resource Consultant - Battery, EV & Gigafactory Recruitment Our client, a manufacturer of high-quality, high performance and sustainable batteries is currently hiring a Logistic Automation Engineer - Level 5. The successful ...

    Lead Front End Engineer in London Aqovia

    ```htmlWhy Aqovia? Since 2008, Aqovia has been at the forefront of technology innovation, serving clients in telecommunications, media, and technology. We specialize in architecture, design, and software development for transformative projects. Join a team that values innovation, ... Require ...

    Senior Frontend Engineer: Web Components & TypeScript

    ```htmlWhy Aqovia? Since 2008, Aqovia has been at the forefront of technology innovation, serving clients in telecommunications, media, and technology. We specialize in architecture, design, and software development for transformative projects. Join a team that values innovation, ... Require ...

    Frontend Tech Lead & Manager Accessibility + CI/CD

    Experience and Skills Experience achieving compliance with accessibility standards (WCAG, etc.) Strong analytical and critical thinking skills and ability to work within a team-oriented environment Strong experience in CI/CD practices Extensive experience with ...

    Software Developer Hybrid in Barton upon Humber Wren Careers

    Departments Manufacturing, transport, installations, and customer service departments. Technologies The technology you will be using includes: JavaScript / TypeScript ReactJS HTML5 Canvas NodeJS Less <h ...

    Senior Developer in Bath YT Technologies

    Technologies: FlowGitJavaScriptMVCMySQLPHPReact More: At our dynamic company in Bath, we thrive on a close-knit, fun, and technology-driven culture. Our flat hierarchy empowers individuals and promotes collaboration. To succeed in this environment, you s ...

    Solutions Architect, Financial Services, Insurance

    DescriptionThis role is within the UK organization and you would be working primarily with Financial Services customers across the UK, with a focus on Insurance. Solutions Architects work hand in hand with AWS customers to help them make the most of the Cloud. They are at the crossroads of business ...

    ML Production Engineer: Deploy, Monitor & Scale AI

    Trustpilot is seeking an MLOps professional in Edinburgh to collaborate with data teams and ensure efficient deployment and maintenance of machine learning models. In this role, you will enhance model performance and contribute towards AI-driven solutions, working closely with software engineers and data scie ...

    🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

    Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

    To-Do Planner

    Organize your job search and personal tasks. All data is confidential.

    Open Planner →

    Wellbeing Center

    Access your confidential wellness report and resources to manage job search stress.

    Check Wellbeing →

    Skill Coach

    Plan your skill development with O*NET support to stay competitive in your field.

    Start Coaching →

    Outfit Helper

    Get AI-powered suggestions on what to wear for your next interview.

    Find Outfit →

    Income Tax Calculator

    Plan your finances with our calculator, updated for 2025 tax regulations.

    Calculate Tax →

    Salary Benchmark

    Get accurate, AI-supported salary trends to know your worth and negotiate better.

    Check Salaries →

    Interview Practice

    Practice for any interview with AI-enabled Q&A sessions. All data is private.

    Start Practicing →

    Interview Predictor

    Use our AI-supported tool to predict potential interview questions based on your resume.

    Predict Questions →

    Interview Practice Timer

    Use our mock interview trainer to perfect your answers under timed conditions.

    Start Timer →

    Behavioral Mastery

    Ace tricky behavioral interviews with our AI-powered practice module.

    Master Answers →

    Question Journal

    Confidentially record interview questions you were asked for future reference.

    Open Journal →

    Interview Ace

    A comprehensive tool to help you master every aspect of your interviews.

    Become an Ace →

    Q&A Logs

    Confidentially track your answers to common questions and refine them over time.

    View Logs →

    Application Planner

    Schedule and organize your job applications in one confidential planner.

    Open Planner →

    Cover Letter Tool

    Create perfect, tailored cover letters for each application with AI support.

    Generate Letter →

    Resume Score

    Get instant feedback on your resume with our NLP-supported analysis tool.

    Check My Score →

    ATS Score

    Check your resume's compatibility with Applicant Tracking Systems (ATS).

    Check ATS Score →

    Application Analyzer

    Use AI to analyze job descriptions and optimize your application materials.

    Analyze Application →

    Career Visualizer

    Confidentially plan and visualize your long-term career path and goals.

    Visualize My Career →

    Offer Genius

    Get intelligent insights and strategies to confidently negotiate job offers.

    Negotiate Offers →

    JobFlow

    Track your entire job search progress from application to offer with this intelligent tool.

    Track My Flow →

    JobSense

    Our intelligent matching engine that provides smart job recommendations.

    Get Smart Matches →

    Networking Toolkit

    Tools to build and manage your professional connections. All data is confidential.

    Build Network →

    Professional CV

    A classic, O*NET supported template for corporate and professional roles.

    Use This Template →

    Executive CV

    A premium, O*NET supported template designed for senior and C-level positions.

    Use This Template →

    Modern CV

    A fresh, stylish, O*NET supported template perfect for tech and modern industries.

    Use This Template →

    Creative CV

    A visually distinct, O*NET supported template for design and artistic roles.

    Use This Template →

    Minimalist CV

    A clean, simple, O*NET supported template that focuses purely on content.

    Use This Template →

    Europass CV

    The standard European Union recommended format for wide compatibility.

    Use This Template →

    Student CV

    An institution-recommended template perfect for internships and first jobs.

    Use This Template →

    Graduate CV

    An institution-recommended template for recent graduates entering the workforce.

    Use This Template →

    Academic CV

    The researcher-recommended format for roles in academia and research.

    Use This Template →

    Developer/IT CV

    A tech-savvy recommended template to highlight your technical skills.

    Use This Template →

    Skilled Worker CV

    A trades-recommended template to showcase hands-on skills and experience.

    Use This Template →

    Monochrome CV

    A sleek, black-and-white, O*NET supported template for a professional look.

    Use This Template →

    Art CV

    An artist-recommended template that allows your creativity to shine.

    Use This Template →

    Harvard CV

    A researcher-recommended template based on the classic Harvard format.

    Use This Template →

    Volunteer Research

    Help us improve our platform by joining our community research program.

    Join Research →

    Review Us

    Share your experience with our tools to help other job seekers.

    Share Experience →

    Register

    Create your free account to save jobs, build your profile, and track applications.

    Create Account →

    Login

    Access your dashboard, manage applications, and continue your job search.

    Access Your Account →

    Profile Builder

    Create a comprehensive professional profile that attracts recruiters and showcases your skills.

    Build Your Profile →

    View Profile

    See your public profile exactly as employers will see it. Make sure it's perfect.

    Preview Profile →

    Bookmarked Jobs

    Keep track of all your saved job opportunities in one organized place.

    View Saved Jobs →

    Your Reviews

    View and manage all the company reviews you've submitted.

    See Your Reviews →

    Following

    Manage the list of companies you follow to stay updated on their new openings.

    Manage Following →

    Find Companies

    Discover and research top employers in your country and industry.

    Discover Employers →

    Standalone CV Builder

    Use our O*NET supported CV builder to create a professional resume from scratch.

    Build Your CV →

    PDF to DOC (Beta)

    Convert your PDF resumes or documents into editable Word (DOC) format.

    Convert PDF →

    DOC to PDF (Beta)

    Create universally compatible PDF documents from your Word (DOC) files.

    Create PDF →

    General FAQ

    Find answers to common questions about our job site and platform.

    Read FAQ →

    Job Seekers FAQ

    Get help and find answers to questions specifically for job seekers.

    Get Help →

    Job Matching

    Learn about the technology and algorithms behind how we match you to jobs.

    Learn How →

    Personalized Matching

    Discover how we use your profile and activity to provide customized job suggestions.

    Learn More →

    Quick Apply

    Understand our fast application process and how to make the most of it.

    Learn More →

    Alert Frequency

    Learn how to manage your job alert settings so you get the updates you want.

    Manage Settings →

    Job Alerts Guide

    A complete guide to understanding how job alerts work and how to use them effectively.

    Read Guide →

    Resume Matching

    Learn how our system matches your resume to job requirements.

    Learn More →

    Ethical Branding

    Read our guide to building a professional and ethical personal brand.

    Read Guide →

    Candidate Visibility

    Learn how to increase your visibility to recruiters on our platform.

    Increase Visibility →

    Verified Badge

    Find out how you can get a verified badge to build trust with employers.

    Get Verified →

    AI ATS Technology

    Learn about the advanced AI and ATS technology that powers our platform.

    Learn More →

    ATS Ranking

    Understand how Applicant Tracking Systems rank you as an applicant.

    Learn More →

    Semantic Matching

    Learn how our AI-powered semantic matching goes beyond keywords.

    Learn More →

    💡 Tools that really enhance your application chances and career growth.

    Go to Your Dashboard →

      Buffering Video...

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