2,234,662+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring June 2026

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Global Field Applications Engineer Testing & Travel

A leading technology company in Bracknell is seeking a Field Application Engineer to establish and maintain technical relationships with clients. The role involves assisting with customer demonstrations, evaluations, and technical presentations, requiring a Bachelor's degree in Electrical Engineering or equivale ...

Lead Edge AI Engineer Real Time On Device ML (Bonus)

IC Resources is offering a compelling opportunity for an AI Engineer in Cardiff, focusing on next generation Edge AI and intelligent hardware systems. You'll work on innovative projects that impact real-time applications while enjoying high levels of autonomy and technical ownership. The ideal candidat ...

Lead Highways Design Engineer (Hybrid)

Morson Human Resources Limited is seeking a Principal Highways Engineer for a 9-month hybrid position based in Greater Manchester. The role involves leading design activities in compliance with UK standards and collaborating with various stakeholders. The ideal candidate will have a degree in Civil Eng ...

Senior Engineer, Tokenization & Custody Systems

CoinDesk is looking for a talented engineer to drive tokenization features and secure the infrastructure for digital assets. With over 5 years of software engineering experience required, the role involves leading the design, implementation, and testing of smart contracts, ensuring a high degree of security a ...

Golang Backend Engineer: High Load Infra & GPU Pipelines

Corsearch is seeking a Software Engineer to manage and evolve our core infrastructure that handles massive web scraping operations. In this role, you will be responsible for maintaining and optimizing systems that serve thousands of B2B enterprise clients. The ideal candidate has strong experience in e ...

Backend Engineer, Control Plane for AI Data Platform

DataDirect Networks, Inc. is hiring a Backend Software Engineer to join the Control Plane team for their DDN Infinia AI Data Platform. This hands-on technical role involves designing and developing scalable backend services and APIs for centralized management in hybrid environments. The successful cand ...

Staff Backend Engineer — Low Latency Trading APIs

Robinhood is looking for a Staff Software Engineer to join our Core Exchange team in London, where the mission is to create a best-in-class trading experience. Ideal candidates should have over 10 years of backend engineering experience and a strong focus on designing high-performance systems. The role ...

Senior Applied AI/ML Engineer — Build & Deploy Scalable AI

JPMorgan Chase & Co. is seeking a Senior Associate, Applied AI/ML Engineer to aid customers in deploying AI/ML models effectively. This crucial role involves assisting in the construction of models, ensuring observability, and optimizing data processing pipelines. The ideal candidate will possess exten ...

Senior Hardware Engineer – Rugged VPX & Embedded

PUK Penny & Giles Controls Limited is seeking a Senior Hardware Engineer to join our team in Letchworth, UK. You will be responsible for implementing all aspects of the electronic design and development process, collaborating with software and mechanical engineers to ensure product reliability and cost-effect ...

Design Manager Lead Innovation & Delivery

Wagstaff Recruitment in Wakefield is seeking an experienced engineer to lead the development of new techniques and manage projects. You will be responsible for guiding projects from concept to execution while ensuring timely delivery and maintaining quality standards. The role requires a Bachelor’s or ...

Electrical Design Engineer Low Carbon Heat Networks Hybrid

A leading energy solutions firm in the UK is seeking a flexible Electrical Design Engineer to support heat network infrastructure design. This role, based in Sheffield or London, offers opportunities to own design projects and work collaboratively in a growing team. Candidates should have a BEng in Electrical En ...

Innovative Mechanical Design Engineer — Glasgow

Cibsejournal is seeking a skilled Mechanical Design Engineer to join their team in Glasgow. This exciting role involves developing and designing mechanical components, collaborating with cross-functional teams, and conducting engineering analyses to ensure effective project outcomes. The ideal candidat ...

Senior Electrical Design Engineer – BIM & Energy

Ridge and Partners LLP in Greater London is seeking an Electrical Engineer to enhance their Engineering Team. The role involves working across various stages of project design and development, ensuring quality through mentoring and collaboration. As part of a dynamic team, you will contribute to design ...

Firmware Engineer Embedded STM32, RTOS, CAN/UART

Redline Group Ltd is seeking a Firmware Engineer to take ownership of the embedded software platform within the propulsion system. You will collaborate closely with the Motor Design and Electronic Engineering teams to ensure that the products meet world-leading standards. The ideal candidate will have ...

Defence Systems Integration Engineer – Hybrid (SC Clearance)

ALTEN seeks a Software Integration Engineer to engage in the integration of complex systems in the defence sector based in Woking. The successful candidate will develop application-level drivers, implement communications protocols, and work closely with cross-functional teams to ensure seamless integration of ...

Staff Platform Engineer — GraphQL & Content APIs

Marks and Spencer is seeking a Staff Software Engineer to evolve its Content Domain platform, enhancing capabilities for product, engineering, and content teams. This pivotal role demands a robust platform mindset and backend engineering expertise in Java, along with profound knowledge of GraphQL and Azure. < ...

BMS Commissioning Engineer | Trend & BACnet Projects

Alecto Recruitment is seeking a BMS Commissioning Engineer to join a successful team in Greater London. This role supports a range of Building Management System Projects, focusing on commissioning and project delivery. The ideal candidate will have substantial experience in commissioning BMS systems, i ...

Senior Electronics Engineer & Tech Lead

Delta Mobrey Ltd is searching for a Lead Electronics Engineer to oversee the Electronics Engineering function. Located in Frimley, this role involves design of electronic systems, project management, and technical leadership, driving initiatives linked to Defence, Aerospace, and more. The successful ca ...

Production ML Engineer: AI & MLOps Specialist

Trustpilot, located in Greater London, is seeking a Machine Learning Engineer to deploy and maintain machine learning models in production. You will work within the MLOps team to ensure effective collaboration between data scientists and software engineers, and contribute to improving AI-driven solutions. </p ...

Senior DevOps Solutions Architect – EMEA (Remote)

CloudBees is seeking a Sr. Solutions Engineer to serve as a trusted technical advisor to prospects and customers in the EMEA region. You will partner closely with Sales to showcase the value of CloudBees' DevOps platform and translate complex challenges into scalable solutions. The ideal candidate will ...

Senior Civil Engineer Hybrid, Infrastructure Leadership

Fusion People Ltd is seeking a Senior Civil Engineer located in Durham to lead and deliver various civil engineering projects. The position is hybrid, allowing 2 days of remote work, and offers a salary between £45,000 and £55,000 per year. The ideal candidate will possess a degree in civil or structur ...

Sprinkler Project Lead – Onsite Delivery & Car Allowance

Hall & Kay in Woolavington is seeking a Project Manager/Project Engineer to oversee sprinkler system projects from design to commissioning. The ideal candidate will have technical expertise in sprinkler systems and strong project management skills, ensuring compliant installations. Your role includes m ...

Electronics Test Engineer Flexible Hours & Automation

Jackson Hogg Ltd is seeking an Electronics Test Engineer to support the development and maintenance of test systems for electronic products in Bedlington. This role entails fault finding, designing test hardware, and developing test software using languages such as LabVIEW and Python. The ideal candida ...

AI Component Modelling Engineer (Remote)

Circuit Mind is seeking a Circuit Design Engineer (AI) to join our Library Team on a mission to build a database of electronic components. The role involves creating high-quality models using advanced AI software and collaborating with engineers to enhance component representation. We value your expert ...

Chief AI Production Engineer

Citi is seeking a Production Engineer in London to design and maintain intelligent systems for their global production environment. This pivotal role involves crafting production-grade software and applying advanced AI development techniques. The ideal candidate should have expertise in various programming la ...

Senior Angular Engineer — Frontend Leader & Tech Mentor

MHR is seeking a Senior Software Engineer to take ownership of complex front-end features and influence the technical direction of their products. The role requires strong expertise in Angular and TypeScript, along with a commitment to code quality and collaboration within a cross-functional Agile team. < ...

Data Platform Engineer: AI‑Driven Data Infrastructure

Arrows in Greater London is seeking a Data Platform Engineer to join their evolving team focused on data and AI capabilities. This role involves building scalable internal data platforms, designing ETL pipelines, and contributing to AI-driven initiatives. The ideal candidate will have strong software engineer ...

Senior Front End Engineer Blazor & UX Lead

Bright in Manchester is seeking a Senior Software Engineer with a strong front-end and UX focus to join their engineering team. In this hands-on role, you will build Blazor applications in C# and .NET and shape user experiences to elevate design quality across the team. The ideal candidate has signific ...

Distributed Market Data Engineer – Real Time Tick Platform

Selby Jennings is hiring a Software Engineer in Greater London to design a greenfield Tick Data Platform for a leading hedge fund. You will implement distributed, event-driven systems focused on real-time market data ingestion. The ideal candidate has a strong academic background in Computer Science an ...

Python Engineer — Cyber Security (Greenfield AI Defense)

Client Server is seeking a Python Software Engineer to innovate within AI cybersecurity. Join our R&D team to work on complex projects focusing on developing a new Greenfield product. You will collaborate with a diverse team and enjoy perks like free lunches and personal development budgets. Ideal cand ...

Senior C++/Rust Engineer Real Time Linux & Security (Hybrid)

SoCode Recruitment is seeking a Mid/Senior C++/Rust Software Engineer in Cambridgeshire. This hybrid role involves working on innovative security solutions within a collaborative environment. Candidates should have a strong background in C++ and/or Rust, along with relevant experience in Linux and real-time s ...

Ruby Backend Engineer Payments & Checkout APIs

The Commerce Payment integrations team is hiring a Software Engineer. This role is crucial in developing and maintaining payment integrations that allow merchants to process payments securely and efficiently. You will work with Ruby on Rails, troubleshoot production issues, and mentor junior engineers. <p ...

Senior Frontend Engineer – Foundry UI & Low‑Code Tools

Palantir Technologies is seeking a Senior Front End Software Engineer to join their dynamic team in Greater London. In this role, you will craft tools and applications that empower our partners, tackling sophisticated technical problems and designing user-friendly interfaces. You will engage closely wi ...

Platform Engineer: Kubernetes & GitOps (Flexible Hours)

dunnhumby is looking for a Platform Engineer to join our Application Platform team, based in either London or Manchester. This role involves building and operating the deployment platform that our engineering teams rely on. You'll be hands-on during a critical migration to Kubernetes and continuously improve ...

Open Source Compiler Engineer – LLVM/Arm

Arm in Manchester is excited to announce a Software Engineer position focused on advancing compiler technology. Join our team of passionate engineers collaborating with the GNU/LLVM community. This role involves enhancing open-source compilers to leverage Arm's architectural features and optimizing ben ...

Bazel at Scale Engineer (Junior Mid) Greenfield Role

Fractile is seeking an experienced engineer to develop the Bazel ecosystem from scratch in a hybrid role based in London or Bristol. You will have the unique opportunity to design rules, optimize performance, and define developer experiences, impacting the entire engineering team. With a focus on deep ...

Senior Electrical Engineer Building Services

JAM Recruitment Ltd is looking for a Senior Electrical Engineer Building Services in Penwortham. This is a contract position offering £60.69 per hour inside IR35. You will assist in preparing design solutions for various projects while managing external consultants and delivering engineering support throughou ...

Senior Geotechnical Design Engineer – UK Highways

SLR Consulting Ltd is seeking an experienced Geotechnical Design Engineer to join our team in Sheffield or Manchester. The role focuses on delivering high-profile geotechnical design projects in the UK highways sector, with potential opportunities for international exposure. The ideal candidate will ha ...

AI Reliability & Test Automation Architect

ConnexAI is looking for an AI Reliability & Test Automation Engineer to enhance automated testing within their LLM AI team. This role involves designing and maintaining automated test capabilities for complex AI systems, ensuring new features are testable and integration with CI/CD processes. Ideal can ...

Remote Test Automation Engineer – Agile QA & Growth

Version 1 is seeking a Software Engineer in Test to join an agile team in Edinburgh. The role involves manual and automation testing to help clients achieve their business transformation goals. You'll define test strategies, assist in scrum teams, and monitor issue resolutions. The ideal candidate has ...

Senior Electrical Engineer Hybrid London, MEP Design

Sweco is looking for a talented Senior Electrical Engineer to join their team in London. This role focuses on Building Services design for various projects and allows for flexible work arrangements. Responsibilities include detailed electrical designs, project management, and collaboration across disciplines. ...

Senior Civil Engineer – Infrastructure Design Lead (Midlands)

A leading UK multidisciplinary consultancy is seeking an experienced Senior Civil Engineer to join their team in Birmingham. In this role, you will lead the design and delivery of civil engineering solutions for various development projects. You will collaborate with multidisciplinary teams, manage client relati ...

Remote Salesforce Principal Engineer | Architectural Leader

Queen Square Recruitment is seeking a Salesforce Principal Engineer for a 6-month contract in Windsor, UK. This is a hybrid role requiring one day per week onsite. The successful candidate will provide technical leadership, shape the Salesforce platform architecture, and guide best practices across tea ...

Senior Structural Design Engineer – Steel Frames & Mentorship

Aspion Search is seeking a Senior Structural Design Engineer for a prestigious steel construction company in Tees Valley, England. This role involves leading the design of complex structures, collaborating with various stakeholders, and mentoring junior engineers. The ideal candidate should have a degr ...

Mechanical Design Engineer: Clean Sheet Powertrain Innovator (Onsite)

Randstad Construction & Property is seeking a Mechanical Design Engineer in Peterborough to lead innovative design work for next-generation green energy solutions. The ideal candidate will work onsite, collaborating with a team to create designs for complex engine components. This opportunity is ideal ...

Electronics Engineer — Build High Speed Photonics Hardware

Wavephotonics in Cambridge is looking for a highly motivated Electronics Engineer to build their electronics capability. You will work closely with their Photonic Integrated Circuit team to own projects from schematic design through to validated hardware. Ideal candidates will have experience in PCB design, a ...

HS2 Setting Out Engineer — Immediate Start, 6 Month Contract

Carmichael UK is seeking an experienced Setting Out Engineer for a major infrastructure project on the HS2 route in Buckinghamshire. This role involves carrying out daily compliance surveys across multiple active work areas and managing survey data efficiently. The ideal candidate should have strong se ...

Graduate Design & Structural Engineer (FEA/CAD) St Helens

Bennett & Game Recruitment Ltd is looking for a Graduate Design / Structural Engineer to join a well-established design and manufacturing firm in St Helens. The role involves creating 3D models and FEA simulations while liaising with clients to meet project specifications. The ideal candidate should ha ...

Automation QA Engineer: Shift Left & Cloud Native

Finova Technologies Private Limited in Salford is looking for a Quality Engineer to ensure high standards in software quality. You will play a key role in a cross-functional team, focusing on the shift-left approach and building automation to enhance product delivery. The ideal candidate should have a ...

Senior Staff Engineer (Scala/Java) – Hybrid AI Scale up

Morson Human Resources Limited is seeking a Senior Staff Engineer (Scala or Java) in Manchester. This role offers the chance to lead engineering efforts within a dynamic AI technology scale-up. Your responsibilities will include mentoring engineers, defining engineering strategies, and driving software ...

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    Full Stack Software Engineer Javascript React Elixir Jobs in United Kingdom Job Search Guide, Trends and Insights