2,330,368+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring July 2026

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Staff Engineer: Cloud Native Java & DevOps Leader

Tata Consultancy Services is looking for a Staff Engineer in London, UK. The role involves building reliable software as part of a multi-disciplinary team. Candidates should possess strong backend development skills in Java 17+, coupled with a solid background in DevOps practices. In addition to techni ...

AI Pipeline Engineer: LLM Orchestration & Production

BusinessOptix Ltd in Guildford is looking for an AI Engineer who will own the AI pipeline layer. This hands-on role involves building production-grade AI capabilities that deliver real business value through orchestrating large language model interactions. The ideal candidate should have a strong backg ...

Senior Kotlin/Java Backend Engineer — FinTech Microservices

Hydrogen UK Ltd is seeking a Senior Software Engineer with strong skills in Kotlin and Java to support a major financial services programme. The ideal candidate will have proven experience in building scalable backend systems and microservices within regulated environments. This role offers hybrid work ...

Rail Control Systems Test Engineer

Tiger Resourcing Group is seeking a Systems Test Engineer to support the Project Engineering team in developing bespoke control systems for managing underground rail networks. This role entails configuring systems, creating documentation, and supporting project delivery to specifications. The ideal can ...

Senior Mobile QA Automation Engineer (Remote)

Convergys is looking for a Mobile QA Automation Engineer who will play a key role in ensuring quality in the software development lifecycle. You will work with a diverse team across the UK and beyond, automating tests and enhancing mobile application experiences. This role offers the freedom to work re ...

Senior Backend Engineer — AI Integrity & Safety

A leading AI research company is seeking a software engineer to design systems for harm detection and safety. This role requires at least 5 years of backend engineering experience and a passion for learning from top experts in the field. Candidates should be comfortable navigating ambiguity and possess strong co ...

Senior Android Engineer: Kotlin, MVVM & Jetpack Compose

Barclays in Edinburgh is seeking a Senior Android Engineer to drive the development of a critical Android application. The candidate will design and optimize software solutions while ensuring code quality and maintainability. Responsibilities include collaboration with product teams and participating in archi ...

Medical Devices Electronics Engineer — Embedded & PCB

Newton Colmore Consulting in Cambridge is seeking an experienced Electronics Engineer specializing in circuit design for innovative Medical Devices. You will contribute to life-saving technologies, engaging with diverse projects that enhance your skills. The ideal candidate will possess a degree in ele ...

Graduate Design & Structural Engineer FEA/CAD

Bennett And Game Recruitment is seeking a Graduate Design / Structural Engineer based in St Helens, England. The role involves producing 3D modelling and structural analysis calculations using Autodesk Inventor, along with managing projects from customer contact to delivery. The ideal candidate will ho ...

Hybrid Diagnostic Engineer Automotive Diagnostics Expert

Aumovio SE is seeking a Diagnostic Engineer to join their established diagnostics team within the automotive sector, located in Crewe, UK. This role includes authoring guided diagnostics, validating software releases, and collaborating on process optimisation. The ideal candidate will have experience i ...

Electrical Panel Design Engineer — EPlan & Controls Expert

Expert Employment is seeking a highly motivated Electrical Panel Design Engineer to contribute to the development of cutting-edge electrical power solutions in Cookstown, Northern Ireland. The role includes designing and developing control panels, utilizing EPlan software, and ensuring adherence to safety sta ...

Senior Digital Engineer: BIM & Design Integration Lead

SYSTRA UK & Ireland is looking for a Senior Digital Engineer to support the BIM and Digital Engineering Managers in project delivery. This position includes overseeing technical quality checks and managing 3D/2D models to ensure compliance with project requirements. The ideal candidate will have strong ...

Senior LabVIEW & TestStand Engineer – Production Automation

STR Group Limited is looking for an Industrialisation Test Engineer to design and develop automated test benches for electronic and electromechanical products. The role involves hands-on work in hardware and software for production test systems, utilizing LabVIEW and TestStand. The successful candidate ...

Senior Electrical Engineer Building Services & Net Zero

MAPP is seeking a Senior/Principal Electrical Engineer to join our Building Consultancy team in London. The successful candidate will lead the design and coordination of electrical services and support energy-efficient systems within a diverse commercial real estate portfolio. The role demands at least ...

Principal Systems Integration Engineer – Hybrid Lead

weServed in Bristol is seeking a Principal Systems Integration Engineer to drive hardware and software system integration. You will lead complex projects, support bids, and coordinate multidisciplinary teams while ensuring high engineering standards. The role offers hybrid working, a competitive salary ...

Senior HVDC Control & Automation Lead

GE Vernova Inc in Stafford, England is seeking a Senior Control Automation System Engineer to lead the design, implementation, integration, and validation of HVDC Control & Protection systems. The ideal candidate will have a strong background in HMI software and automation engineering, with responsibilities i ...

Lead AI Product Engineer — High Growth, Equity, Autonomy

A pioneering AI company in London is seeking a Lead Product Engineer to drive the development of innovative AI solutions. You will lead the entire product area, ensuring rapid growth and maintaining high engineering standards. The ideal candidate has over 5 years of experience in software development, with exper ...

LabVIEW Automation Engineer – Control Systems & Test

Expert Employment in Bradford is seeking a LabVIEW Engineer to join their growing team. The role involves programming and integrating complex machinery, and developing automation and test systems for clients in aerospace, defense, petrochemical, manufacturing, and telecommunications. You will work alon ...

Electronic Project & Design Engineer: CAD, Training & Benefits

Rise Technical is seeking an Electronic Project / Design Engineer based in North London. The successful candidate will manage bespoke projects from order receipt through to production, utilizing CAD software for checking designs and working closely with suppliers and internal teams. The role is perfect ...

Senior Firmware Engineer Real Time Embedded (Cambridge)

A leading technology recruitment firm in Cambridgeshire is seeking a Firmware Engineer to develop driver firmware for proprietary silicon. The role involves working throughout the entire software development life cycle (SDLC) and validating new silicon chips. The ideal candidate will have over 5 years of experie ...

AR Nanophotonics Engineer: Waveguide Innovator

Snapchat is seeking a Nanophotonics Engineer/Scientist to join their Spectacles team in Abingdon, UK. This role involves using optical design tools for AR display development, contributing to new optical software, and collaborating with engineering teams. The ideal candidate will hold a PhD in a releva ...

Senior AI Engineer: Agentic AI in Production (Python)

Sivara GmbH is seeking a Senior AI Engineer to design and integrate AI applications across workflows. The role requires strong software engineering skills, particularly in Python, and experience with AI systems. You will collaborate with various teams to establish best practices while delivering AI sol ...

BMS Commissioning Engineer London HVAC

An established Building Controls and Integration specialist is seeking a BMS Commissioning Engineer in Greater London. The role involves commissioning and handing over a large BMS project, emphasizing prior experience with systems such as Trend, Tridium, Struxureware, or Siemens. Candidates should possess qualif ...

Senior QA Engineer Hybrid (Global Film Delivery)

MPS - Motion Picture Solutions is looking for a Senior QA Engineer to drive global film delivery and elevate cinema experiences. You will ensure software quality and reliability through testing and process improvement. The ideal candidate will have at least 5 years of QA experience in Agile environment ...

Solutions Engineer — Data Foundation & MuleSoft

Salesforce is seeking a motivated Solution Engineer to join their Pre‑Sales team in the UK. You will be pivotal in showcasing how MuleSoft's and Informatica's Platforms can drive innovation in IT for potential clients. The ideal candidate will have experience in enterprise software Pre‑Sales, strong co ...

Senior AI Architect & Production Leader

Elsevier is seeking a Principal AI Engineer to lead the design and delivery of innovative AI solutions that effectively transform complex data into meaningful outcomes. This role involves overseeing projects throughout the entire lifecycle, ensuring compliance with security and data governance standards. ...

Senior Engineer, Fintech Mobile & Backend

Taptap Send in Greater London is searching for a Senior Engineer to enhance its mobile app, focusing on developing user-facing features. You will collaborate with teams to ensure high-quality code and impactful product delivery. The ideal candidate will have over 5 years of experience, strong proficien ...

Healthcare Computing Engineer CUDA & Medical Imaging

NVIDIA in Bristol is seeking a talented engineer with a passion for technology to tackle computational challenges in collaboration with industry and academic experts. You will optimize performance for NVIDIA's cutting-edge GPUs and CPUs while crafting efficient algorithms. The ideal candidate holds a d ...

Bazel Engineer (Junior/Mid) Own the Build Engine

Fractile seeks an experienced engineer to own Bazel at scale, developing the necessary tooling across hardware and software. This unique role allows you to create Bazel systems from scratch, impacting the entire engineering organization while collaborating with various teams. Candidates should have a m ...

Senior Backend Engineer AI Powered Search Platform

Elsevier is seeking a Senior Software Engineer I to build and enhance their Search and AI Platform. This role involves designing graph-based search services and integrating with various cloud services. The ideal candidate has over 4 years of experience with strong expertise in Java and AWS. You will co ...

Senior Enterprise AI Deployment Engineer

Dynamo AI is looking for a Senior Forward Deployed Engineer to work directly with customers in the UK. This role involves deploying and integrating AI systems within enterprise environments, particularly in regulated industries such as financial services and healthcare. You will act as a bridge between ...

Application Security Engineer — DevSecOps in Secure SDLC

HealthHero is looking for an Application Security Engineer for a 12-month fixed-term contract based in London or Bristol. This role involves overseeing security across the software development lifecycle and implementing security testing in CI/CD pipelines. The ideal candidate will have over 3 years of ...

Back End Engineer, Low Latency Finance Platform

Block MB, a fast-growing technology firm in London, is seeking a Back-End Software Engineer to join their high-calibre engineering team. You will design and build systems for their low-latency platform while collaborating with various teams. Ideal candidates hold a degree in Computer Science or similar ...

Senior Enterprise Networking Sales Engineer

Forward Networks is seeking an experienced Sales Engineer primarily focused on large enterprise accounts in Greater London. The ideal candidate will have 5-10 years of successful experience in sales within networking or relevant software sectors. Your responsibilities include serving as the technical l ...

Project Engineer Formwork & Shoring Solutions

Doka is seeking a Project Engineer to join their team in Kenilworth, England. In this role, you will collaborate closely with project managers and clients to develop detailed plans and designs for formwork and shoring systems. Successful candidates will possess a Bachelor's degree in civil engineering, ...

Senior Civil & Drainage Infrastructure Engineer

Haskoning is looking for a Civil & Drainage Infrastructure Engineer to join their Birmingham team. You will be responsible for providing comprehensive civil and drainage designs for logistics and industrial projects, ensuring compliance with standards. The ideal candidate will have at least 8 years of ...

Senior Graph & AI Platform Engineer Flexible Hours

RELX INC is seeking a Senior Software Engineer I for their Search and AI Platform. You will design scalable, data-driven applications that enhance research capabilities and deliver business value. The position requires expertise in Java, Spring Boot, and distributed systems, working with cloud-native architec ...

Embedded Firmware Engineer – Propulsion Systems

Redline Group Ltd is seeking a Firmware Engineer in Reading, Berkshire, to lead the embedded software platform for propulsion systems. The successful candidate will collaborate with design and engineering teams, ensuring high standards in product development. The ideal applicant will have experience wi ...

Lead Bridge Design Engineer

SYSTRA UK & Ireland is seeking a Principal Engineer responsible for design delivery on engineering projects. The role requires producing and approving design concepts, ensuring compliance with safety regulations, and contributing to project objectives. The ideal candidate will hold a degree in Civil or ...

Principal AI Engineer: GenAI & MLOps Architect

Anaplan is looking for a Principal Engineer in AI to lead the development of AI applications. This role involves building production-ready features that integrate Generative AI into planning workflows, requiring expertise in machine learning and software engineering. The ideal candidate will have exper ...

Mechanical Project Engineer – AD Plant Upgrades

Occupop is seeking a Mechanical Project Engineer in Ludlow, England, to manage the whole life-cycle of projects in anaerobic digestion. Key responsibilities include leading design teams, coordinating expansions, and overseeing budgets. Qualifications include a BTEC/HNC in Mechanical Engineering and exp ...

Structural Engineer (Hybrid) – Design & Grow Toward Chartership

Aldwych Consulting in Cheltenham seeks a mid-level Structural Engineer to deliver a variety of building projects, including large complex developments. You'll design structures with various materials, work collaboratively in a growing team, and ensure effective communication with clients and contractors. ...

Senior Mechanical Engineer — Low Carbon Building Services

Calibre Search is seeking a Senior Mechanical Engineer to lead mechanical design in Bristol. The successful candidate will work on various project types from concept to post-completion. This role involves producing detailed designs and mentoring junior engineers. The ideal candidate will have experienc ...

Principal Rail Track Design Engineer

Poutrix is seeking a Principal Track / Permanent Way Design Engineer to join its team in Glasgow. This role offers the chance to work on interesting rail projects in a dynamic environment, fostering professional growth and development. The ideal candidate will possess expert knowledge in Microstation C ...

AI Engineer: Music Tech, ML Pipelines & Royalty AI

Universal Music Group is seeking an AI Engineer in Kings Cross, London to design and implement machine learning solutions. This role focuses on building AI tools for royalty management and artist operations. The ideal candidate will have 5+ years of experience in software engineering, expertise in Pyth ...

VP, AI Powered Developer Tools & Platform

A leading financial services firm in London is seeking an Engineering AI Software Engineer at the Vice President level. The role involves designing tools that improve developer experience, implementing AI-driven solutions to enhance productivity, and collaborating with teams to integrate knowledge into developme ...

LLM Research Engineer – Foundational AI & Data Pipelines

A global information provider is seeking a Machine Learning Research Engineer to join their innovative team. This role involves designing robust systems for training and evaluating large language models as well as collaborating with world-class researchers. Successful candidates will hold a relevant degree and h ...

Principal Mechanical Engineer BIM Lead & Energy Design

A leading engineering consultancy located in Manchester is seeking a Principal Mechanical Engineer to join their MEP team. The successful candidate will lead design projects in mechanical and public health building services, ensuring compliance with industry standards while developing strong client relationships ...

Civil Project Engineer Drainage & Design Lead (Hybrid)

A leading engineering consultancy in Central London is seeking a talented Civil Project Engineer with 4+ years of experience. This role involves key responsibilities like drainage calculations and civil drawings using industry-standard software like Causeway Flow, Civil 3D, and AutoCAD. Candidates should possess ...

Associate Electrical Engineer – Lead Projects & Mentoring

A leading engineering consultancy based in Greater London is seeking an Associate Electrical Engineer to join their team. This role involves managing the technical delivery of electrical design services across various sectors such as Residential, Commercial, and Healthcare. The ideal candidate will have proven e ...

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