283,741+ Fullstack Software Engineer Java React Aws Jobs in UK — Top Companies Hiring June 2026

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PLC/SCADA Software Engineer Industrial Automation

Vinci is seeking an experienced Control Systems Software Engineer for their automation team in Birmingham. The ideal candidate will design, develop, test, and commission control system software for various platforms while ensuring compliance with safety and quality standards. Responsibilities include d ...

Mid Senior C++/Rust Software Engineer

Mid/Senior C++/Rust Software Engineer Location: Cambridgeshire Working Environment: Hybrid (3 days on-site / 2 days WFH) Package: Salary + Travel Allowance + Bonus + 25 days Holiday + Benefits This is an opportunity that offers the best of both worlds, providing the excite ...

Principal Software Engineer — Lead AI Platforms

Flawless is looking for exceptional software engineers to join their Product Engineering team in the UK. This role spans various seniority levels, including Senior, Staff, and Principal Engineer positions. You will collaborate with creative teams to help shape innovative AI-powered products such as DeepEditor ...

Software Engineer & Tech Lead Architecture & Mentorship

The Role Design, develop, and implement complex software solutions, leveraging expertise and experience in programming languages, architecture, and best practices. Not only producing high-quality code but also playing a role in guiding junior developers, participating in architectural discussions ...

Backend Software Engineer – Golang/C# (Hybrid)

bet365 Group is seeking a full-time Software Developer in Stoke-on-Trent to work within a talented team to deliver high-quality solutions on Linux and Cloud platforms. You will enhance our flagship Sports systems and tackle challenges in building low-latency, scalable solutions while gaining exposure to Golang. ...

Research Software Engineer – Digital Scholarship & Outreach

Nationalmuseums is seeking a Research Software Engineer to contribute to the development of digital scholarship and public outreach activities. This role involves working within a multi-disciplinary team to create software for showcasing collections and assisting with research queries. The ideal candid ...

Senior Software Engineer – Data, Cloud & Architecture

MI5 is looking for a Senior Software Engineer in Cheltenham who will design and architect systems to deliver high-quality software solutions. This role involves working in a fast-paced environment, solving complex challenges, and mentoring others. You will receive a salary between £50,354 and £60,036, ...

Graduate Software Engineer – Warwick (Onsite & Training)

Tata Technologies is hiring Graduate Software Engineers to join their Digital Enterprise Solutions department in Warwick. This unique graduate program combines structured training with hands-on experience, working closely with senior teams and clients on significant projects in the automotive sector. T ...

Software C# Engineer | Mission Critical Communications

Job Description As a Software Engineer within our Agile delivery team, you will move beyond standard CRUD applications to solve complex network and real-time communication challenges. You will lead the development of expansion products that interface with 3GPP-compliant User Equipment (UE ...

Software Engineer Cumberland/FICCO Tools Engineering

Software Engineer - Cumberland/FICCO Tools EngineeringJob LocationLondonEmployment typeRegularDepartmentTechnologyTargeted Start DateImmediateDRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to ope ...

Senior Software Engineer Python / hx Renew

Who Are We? Taking care of our customers, our communities and each other. That’s the Travelers Promise. By honoring this commitment, we have maintained our reputation as one of the best property casualty insurers in the industry for over 170 years. Join us to discover a culture that is rooted in ...

Front Office RAD Lead Software Engineer

Job Overview As a Senior RAD (Rapid Action Development) Developer in our Rates development team, you will work in close partnership with quant researchers, traders, and technology teams. The role sits at the intersection of front‑office trading and technology, with direct ownership of the tools t ...

Senior Algo Trading Software Engineer (VP)

Discover your future at CitiWorking at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.Job O ...

Senior Software Engineer, AI/ML Integration

Integrating scalable production-grade AI / ML systems into engineering applications Guildford; to £80,000 plus benefits This engineering software company are integrating AI and machine learning features into their application suite, and seeking a skilled tradi ...

Senior AI Enabled Software/DevOps Engineer

What You'll Be Doing- Design, build, and operate AI‑enabled software and platform solutions- Develop and maintain API‑driven services and integrations that allow systems to work effectively with AI capabilities- Contribute to the evolution of existing applications towards modern, service‑ ...

Principal Software Engineer C++ / Unreal / Defence

Principal Software EngineerPortsmouth | Hybrid, 3 days onsite£75,000-£85,000 plus bonus and benefits Want to work on groundbreaking projects within the defence industry? Are you a hands-on technical leader with strong C++ and Unreal Engine expertise and want to work at the forefront of comp ...

Software Engineer C# .Net Low Latency

Software Engineer / Developer (C# .Net Low Latency) London to £90k Are you a technologist who enjoys contributing to technical discussions and using the best tool for the job? You could be progressing your career at a global, financial Market Data provider whilst enjoying a ran ...

Principal Software Engineer, Policy Platform & AI

Menlo Security Inc. is seeking a Principal Software Engineer I for the R&D Policy Team in Bracknell, UK. This role involves architecting critical services in a cybersecurity context, focusing on policy management and enforcement. The ideal candidate will have extensive experience in backend development, cloud ...

Flood Modelling Software Engineer (Flexible Work)

Jacobs in Leeds is seeking an Experienced Hydraulic Modeller with a passion for coding to join our Hydroinformatics team. You will develop innovative tools to tackle flood risk and climate resilience challenges. Key qualifications include excellent Python skills, experience with tools like Flood Modell ...

Flood Modelling Software Engineer (Flexible Work)

Jacobs is seeking an Experienced Hydraulic Modeller based in Manchester to join the Hydroinformatics team. You will play a pivotal role in developing innovative digital solutions across flood risk and water management, leveraging your expertise in hydraulic modelling and strong Python coding skills. Th ...

Security Clearance Software Engineer Android & Backend

Addition is looking for a skilled engineer in Farnborough to design and develop secure software solutions. The role involves building Android applications and backend services using Kotlin, Rust, Python, or Go, while collaborating closely with various teams. With a focus on continuous improvement, you ...

Quantum Software Engineer (Compilers) — Hybrid, Equity

Universal Quantum is seeking a Software Engineer to develop software for quantum processors in Haywards Heath. The role involves designing and integrating software, collaborating with multidisciplinary teams, and optimizing quantum computing processes. Applicants should have over 5 years of experience ...

Quantum Software Engineer Hybrid, UK Based

A national laboratory for quantum computing in Oxfordshire is seeking two Software Engineers to enhance the UK’s quantum capabilities. You will collaborate with leading scientists and work on software for quantum computing systems. Strong skills in C# and .NET are essential, along with a relevant degree. This ro ...

Junior Embedded Software Engineer – R&D

Cubic Corporation in Camberley is seeking a motivated Junior Developer to join their dynamic R&D team. The successful candidate will work on the Vocality RoIP, contributing to networking, LTE, and Push-To-Talk radio communications. This opportunity is perfect for those eager to expand their skills in s ...

Senior Software Engineer, GenAI & LLM Apps

Tesco is hiring a Senior Software Development Engineer III to lead the development of GenAI powered products in a hybrid environment. This role involves translating complex business challenges into effective production-grade solutions while ensuring reliability and user satisfaction. Candidates should ...

C++ Software Engineer Command & Control Systems

AEROCONTACT in Bristol seeks a C++ Software Engineer to contribute to developing next-generation air defence systems. This hands-on role involves designing command and control architectures and collaborating with stakeholders to refine solutions. The ideal candidate will have a strong software engineer ...

MOD DV Cleared Senior Software Engineer

MOD DV Cleared Senior Software Engineer Permanent Location: Portsmouth / Home (on site 3 days a week) Salary: £80,000 - £90,000 (+ benefits) Skills: Python / C++ / Legacy Modernisation / Complex Systems, MOD DV Clearance We are looking to ...

SoC Systems Software Engineer Kernel & Prototyping

Apple is seeking a Systems Engineer for their Platform Architecture group in Cambridge, UK. In this role, you'll design and build high-performance functional models of advanced SoC designs while collaborating with cross-functional teams. You will help bridge the gap between hardware and software, influencing ...

Senior Software Engineer Distributed Risk Engine

Citigroup Inc. is looking for a Senior Engineer to take on the role of Applications Development Technology Lead Analyst for the XiP calculation platform. The position requires extensive knowledge of Java and experience in building and maintaining distributed systems. The successful candidate will desig ...

Software Engineer – Web Apps & Platform Modernisation

Aviva is looking for a Software Engineer in Sheffield or York to develop and maintain web applications within a collaborative team. This role offers an opportunity for career growth, participating in the modernization of legacy tech and implementing new projects. The ideal candidate will have experienc ...

Senior Software Engineer C++ Trading Technologies

The team Join our Exchange team and start building the internet of money. The Exchange team is responsible for everything to do with the trading backend services such as the matching engine, market data gateways, internal and external APIs, margin systems and various other trading services. The t ...

Founding Software Engineer Up to £200K

We’re working with an early-stage startup building AI voice agents used by real businesses (not demos). This is a true founding engineer role — you’ll have a direct hand in shaping the product, architecture, and how the company builds from day one. What you’ll be doing Build ...

MOD DV Cleared Senior Software Engineer

MOD DV Cleared Senior Software Engineer Permanent Location: Portsmouth / Home (on site 3 days a week) Salary: £80,000 - £90,000 (+ benefits) Skills: Python / C++ / Legacy Modernisation / Complex Systems, MOD DV Clearance We are looking to recruit a MOD DV Cleared Senior Software Engineer for a leading technology ...

Senior Staff+ Software Engineer, Node Infra

About the roleAnthropic's Infrastructure organization is foundational to our mission of developing AI systems that are reliable, interpretable, and steerable. The systems we build determine how quickly we can train new models, how reliably we can run safety experiments, and how effectively w ...

Staff Software Engineer, Product Engineering, UK

About the RoleHi, I’m Abhik, Ashby’s Co‑Founder and VP of Engineering. We’re looking for an ambitious full‑stack engineer who is laser‑focused on solving customer problems and making the right long‑term investments to solve them not only today but in our future features and products.What ...

Senior Software Engineer, Billing & Tax Automation

Are you a Software Engineer who thrives on real ownership?At Perk, we know that we feel most fulfilled when we can own the problem and the solution. This means taking responsibility for the entire lifecycle of a feature, from understanding our customers' pains with our product team, d ...

Staff Software Engineer, Guest & Host Europe

Traveltechessentialist is looking for a Staff Engineer in the United Kingdom to lead the development of major subsystems. You will be responsible for creating product features and ensuring operational efficiency. The ideal candidate will have over 9 years of experience in software development, specializing in ba ...

Senior Software Engineer in Glasgow Spire

Key Skills:Familiarity with Linux, including Bash scripting and basic system administrationFamiliarity with Javascript development and at least one Javascript frameworkExperience writing web backendProficiency using and developing containers fo ...

Senior Software Engineer Systematic Trading Infrastructure

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Senior Research Software Engineer, Web Development

About the roleWe are seeking a Senior Research Software Engineer (RSE) to lead software development on web projects related to research within the Department of Infectious Disease Epidemiology (DIDE), School of Public Health, Imperial College London. This post is hosted within the Department ...

Senior Software Engineer II Send Core

Job DescriptionAbout the role:We are looking for a Senior Software Engineer to join our Send Core team.We provide the critical infrastructure that every sending transaction flows through - from 10 pounds sent to a friend to a multi-million dollar business payment ...

Senior Software Engineer Build Scalable Solutions

A leading tech company in London is seeking an experienced software engineer to design, build, and maintain AI-first software solutions. The ideal candidate has over 5 years of experience, expertise in TypeScript and Python, and a passion for creating impactful software. You will closely collaborate with the fou ...

Senior Software Engineer — Core Send Platform

Job DescriptionAbout the role:We are looking for a Senior Software Engineer to join our Send Core team.We provide the critical infrastructure that every sending transaction flows through - from 10 pounds sent to a friend to a multi-million dollar business payment ...

Senior Software Engineer Angular/.NET (Hybrid)

A leading safety technology firm is looking for a Senior Software Engineer to develop high-quality software solutions in a hybrid work environment. You will collaborate with a passionate team on RiskProof, an award-winning digital management platform. The ideal candidate has extensive experience with Angular and ...

Senior Software Engineer Storage & Compute Stability

Senior Software Engineer - Storage & Compute StabilityLocationLondonBusiness AreaEngineering and CTORef #10049715Description & RequirementsAbout the TeamThe Storage and Compute Stability Team is a trust ...

Robotics Software Solutions Engineer (AGVs/CANbus)

Alexander James Recruiting is currently working with a fast growing provider of specialist autonomous robotics software and equipment seeking a dynamic, solutions engineer to act as the company’s primary technical presence on customer sites. With an excellent package on offer this is a great opportunity ...

Microsoft Dynamics365 F&O Software Engineer

Microsoft Dynamics 365 F&O Software Engineer - Senior Consultant Salary: £70,000 - £80,000 pa + benefits, perks and healthcare options Job Type: Permanent - Hybrid Locations: London, Manchester, Glasgow, Woking, Birmingham, Newcastle, Telford, Liverpool Overview: Join a team delivering some of the most exciting ...

Manager software engineer in London Agiloft

Experience and SkillsExperience achieving compliance with accessibility standards (WCAG, etc.)Strong analytical and critical thinking skills and ability to work within a team-oriented environmentStrong experience in CI/CD practicesExtensive exp ...

Senior Staff+ Software Engineer (Kubernetes Platform)

About AnthropicAnthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leade ...

Impactful Embedded Software Engineer (Contract) – Bristol

Matchtech is seeking an experienced Application Software Engineer for a 12-month contract in Bristol. The role focuses on developing and testing a Command and Control application system.Key responsibilities include collaborating with teams to integrate algorithms, deploying applications, and ensuring s ...

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