254,841+ Fullstack Software Engineer Java React Aws Jobs in UK — Top Companies Hiring June 2026

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Founding AI Control Engineer for Greenhouse Ops

Optimal Agriculture is seeking a Founding Forward Deployed Engineer to connect AI systems with greenhouse operations in Greater London. You will engage with growers, monitor production behavior, and build tools to enhance onboarding and customer interactions. Candidates should possess strong communication skills ...

Senior AI Research Engineer — Edge AI & Multimodal Vision

A leading AI solutions provider is seeking a Senior AI Research Engineer in London. The role involves developing state-of-the-art AI products by improving training algorithms and multimodal LLMs. Candidates should have over 5 years of software engineering experience with proficiency in Python, and strong experti ...

Senior Backend Architect Ultra Scale Data Platform

A leading data and AI firm in Greater London seeks a Senior Staff Software Engineer to design and maintain backend systems that power their platform. Must have over 15 years of experience in distributed systems and a strong foundation in algorithms. The role includes technical leadership, mentorship, and project ...

Valve Design Principal Engineer: Technical Authority & Impact

AL8238 UK Grid Solutions Limited is seeking a Principal Engineer to lead valve design projects, ensuring safety and compliance with international standards. The role includes mentoring junior engineers and supporting the Valve Engineering team. The ideal candidate should have a degree in Electrical Eng ...

Senior Civil Engineer & Technical Lead for Complex Projects

A leading UK contractor is seeking a Principal Engineer to lead complex civil engineering projects. This role focuses on technical delivery, innovation, and mentoring within a supportive environment. Candidates should possess strong technical knowledge in engineering and construction standards, be proficient in ...

Geotechnical Lead: Underground Tunnels & Structures

A leading engineering consultancy in Greater London is seeking an experienced Principal Geotechnical Engineer to lead the geotechnical design of underground tunnels and shafts. You will work on innovative projects, ensure compliance with design standards, and mentor junior engineers. The ideal candidate has exte ...

Principal Civil Engineer Lead Sustainable Highway Design

A leading engineering consultancy is seeking a Principal Engineer to lead innovative civil engineering projects. The role involves managing multi-disciplinary designs for highways and drainage, mentoring junior engineers, and engaging with clients to deliver effective solutions. The ideal candidate will have str ...

Senior AI Engineer — Build AI First Travel Platform Hybrid

A leading technology company based in Manchester is seeking a Senior AI Engineer to join their innovative team. You will play a crucial role in integrating AI into travel solutions, focusing on scalable API development and intelligent features. Ideal candidates should have strong experience in .NET Core and LLM ...

Developer Experience Engineer: Build DevTools for LLMs

Fractile Ltd in Bristol is seeking a Developer Experience Engineer to enhance developer tools for optimising large language models on their cutting-edge hardware. The ideal candidate will have strong software engineering skills, excellent Python expertise, and experience with systems languages. A degre ...

Senior Lead Data Engineer: Real Time AI Driven Analytics

JPMorgan Chase is seeking a Lead Software Engineer in Greater London to drive innovation in data engineering and automation. You will lead technical initiatives across global teams, designing scalable solutions for real-time trading and analytics. Ideal candidates will have substantial experience in Py ...

FPSO Pipe Stress Engineer | Caesar II Specialist

A leading staffing agency is seeking an experienced Pipe Stress Engineer to join a project in Leatherhead, England. This role requires significant experience in oil and gas projects, especially with FPSO units. The candidate must have proficiency in Caesar 2 software to perform essential piping stress calculatio ...

Automation First SDET for Government Digital (Hybrid)

Scrumconnect Limited in Swansea is seeking a Software Development Engineer in Test (SDET) for a role focused on automated testing within digital services for government clients. You will design and build test frameworks and ensure integration within CI/CD pipelines. The ideal candidate will have proven ...

Manufacturing Engineer: Lean Improvement & Automation

A leading electrical switchgear manufacturer in Northern Ireland seeks a Manufacturing Engineer to optimise manufacturing processes and improve product quality. The ideal candidate will have a Bachelor's degree in a relevant field, with a minimum of 3 years of industry experience, strong understanding of manufac ...

Civil Design Engineer: Urban Infrastructure & Drainage

The Construction Index Ltd is seeking a Project Civil Design Engineer to join their London office. You will work on diverse infrastructure projects alongside structural teams, contributing to practical and sustainable design solutions. Applicants should have a degree in Civil Engineering, relevant expe ...

Hybrid QA Engineer Automation & CI/CD in Bristol

JACOBS is seeking a passionate QA Engineer for their Digital & Data team in Bristol. In this full-time, hybrid position, you will design and maintain testing solutions and collaborate with cross-functional teams to define requirements. The role involves ensuring high-quality software delivery across various indu ...

Graduate Structural Engineer — Design for Sustainability

A leading design firm in Greater London is seeking a dedicated structural engineer to join their civil and structural engineering team. You will work on diverse projects, actively contributing to the design and technical aspects across varied sectors. Ideal candidates should have strong design and technical skil ...

Ruby on Rails AI Engineer — SaaS Backend & LLMs

Remotestar is seeking a software engineer with a strong background in backend development and AI/ML tools. The role involves designing and implementing AI-driven features within a SaaS platform focused on energy operations. Candidates should have 3+ years of experience and be proficient in backend engineering, A ...

Test Automation Engineer: API/UI & CI/CD

A leading tech services firm in Belfast is seeking a Test Automation Engineer to design testing strategies and build automation frameworks for enterprise applications. The successful candidate will work collaboratively with development teams to enhance software quality through advanced testing solutions. Profici ...

Senior Frontend Engineer, Payments API & Security (Equity)

A fintech startup seeks a Senior Frontend Engineer to build secure payments infrastructure. You will design robust developer-facing APIs and work across backend services and frontend solutions. Ideal candidates have 3-10+ years in software engineering, a strong foundation in computer science or related fields, a ...

Senior Node.js Engineer for CMS Platform & Mentorship

LeoVegas Group, located in Newcastle upon Tyne, seeks a proactive Senior Software Engineer. This role involves developing key features for their headless CMS, mentoring team members, and collaborating within an agile environment. Ideal candidates will have strong skills in JavaScript, Typescript, and NodeJS, cou ...

Senior Data Pipeline Engineer Python, Scale & Impact

Bloomberg is seeking a Senior Software Engineer in London to build and maintain data pipelines for various business areas. This position requires strong backend Python experience and the ability to work with complex data systems. The ideal candidate will manage projects end-to-end, collaborate with inf ...

Propulsion Firmware Engineer | Embedded C, STM32, RTOS

Redline Group - Specialist Recruitment for Technology & Electronics Companies is seeking a Firmware Engineer based in Reading, Berkshire. This role involves owning the embedded software platform within propulsion systems and working closely with design and engineering teams to meet world-leading standards. </ ...

Manufacturing Engineer, Configuration & Change Management

A leading aerospace manufacturer in Bristol is seeking a Manufacturing Engineer. You will manage changes effectively within the business, ensuring projects are delivered on time and within budget. The ideal candidate holds an HNC/HND in Engineering, has experience with Windchill software, and can read engineerin ...

Senior Structural Design Engineer — Hybrid Working

Morgan Hunt UK Limited is seeking a Senior Structural Design Engineer to join a consultancy in Glasgow. This position involves leading structural design efforts and ensuring compliance with UK standards. The ideal candidate will possess a degree in Structural or Civil Engineering, significant consultan ...

Marketing Executive

MarketingExecutive-softwaredevelopment Upto£35K-Remote1dayevery2weeksMalvern Check you match the skill requirements for this role, as well as associated experience, then apply with your CV below.This role requires the unusual combination of people with experience in both a technical software ro ...

Test Development Engineer Hardware & Automation

A leading technology firm in the United Kingdom is looking for a Test Development Engineer specializing in Electronic Hardware. This role involves developing and maintaining test systems, defining test methods, and collaborating closely with hardware and software teams. Applicants should have experience in test ...

Global Release Train Engineer – AI Enabled Agile

A global software engineering provider is seeking an experienced Release Train Engineer to support Agile Release Trains across distributed teams. The role involves facilitating ART events, coordinating Agile teams in various time zones, and coaching stakeholders on Agile practices. Join a team dedicated to deliv ...

Mechanical Design Engineer Fusion Systems

A leading fusion energy company in the UK is seeking a Mechanical Design Engineer to contribute to the design and realization of the Alpha stellarator fusion machine. The role involves developing mechanical designs, conducting analyses, and working collaboratively with suppliers. Ideal candidates will possess st ...

DV SRE: Cloud & On Prem Reliability Engineer (Hybrid)

A leading technology services firm is hiring a Site Reliability Engineer to enhance the availability and performance of their services for high-profile government organizations. The role involves collaboration with software engineers, automation of processes, and the implementation of observability practices. Ca ...

Principal Engineer, Web Platform Lead Scalable Web Stack

A leading AI customer service firm in London is seeking a Principal Engineer to shape the technical direction of their web platform. This role involves owning the architecture, defining strategies for scalability and performance, and mentoring engineers. Ideal candidates will have 12+ years in software engineeri ...

Senior Highway Design Engineer – Lead Roads Projects

WSP is looking for a talented Senior Engineer to join their Roads team in Leeds. This role involves developing highway designs across diverse projects and guiding junior staff to enhance their skills. The ideal candidate will have a degree in Civil Engineering, experience in highway design, and the abi ...

Senior C# .NET Backend Engineer Sports Trading (London)

A global Sports Trading company is seeking a Backend Software Engineer (C# .Net) based in London. This full-time position offers a salary up to £150k plus bonuses based on performance. The ideal candidate should have strong expertise in C# and ASP.Net, along with a solid understanding of databases and computer s ...

Autonomous EV Vehicle Controls Engineer

Hernshead Recruitment Ltd is seeking an experienced engineer to develop and maintain vehicle control systems in Coventry, UK. The ideal candidate will possess a degree in Engineering or Computer Science, coupled with strong analytical and problem-solving skills. This role encompasses responsibilities l ...

Senior Mechanical Engineer – Hybrid, BIM‑Driven Design Leader

AtkinsRéalis in Exeter is seeking a mechanical engineer to lead design delivery across stages from concept to construction support. You will manage client relationships and prepare specifications, ensuring project delivery aligns with intent. The ideal candidate holds a degree in Building Services or M ...

Mechanical Design Engineer Switchgear & Power Systems

A leading engineering organisation in Limavady is seeking a talented Mechanical Design Engineer to join their expanding team. The role involves designing mechanical components for switchgear systems, collaborating with cross-functional teams, and using CAD software like Inventor and SolidWorks. Candidates should ...

Lead Quantum Compiler Engineer (Hybrid UK)

Riverlane Ltd in Cambridge is seeking a Senior Software Engineer to build and ship a compiler for error-corrected quantum computing. You will design tools, implement optimizations, and collaborate across teams. The ideal candidate has experience in compilers, strong communication skills, and a curiosit ...

Setting Out Engineer

Tec Source currently requires a Setting out Engineer for a project in the Peterhead area. All candidates must be: Competent in the use of GPS and total station equipment Proficient in relevant surveying/software tools Previous experience working on concrete structures < ...

Senior Exterior Lighting Engineer — Hybrid/Remote

A leading engineering firm in the United Kingdom is seeking a Senior Street Lighting Engineer to manage technical consultancy and design for exterior lighting projects. The ideal candidate will have extensive experience in delivering lighting solutions, as well as proficiency in related software like AutoCAD. Wi ...

BMS Project & Commissioning Engineer (Trend/Tridium)

Switch Technical Recruitment seeks a BMS Project/Commissioning Engineer in Greater London, UK. The successful candidate must be proficient with Trend or Tridium systems and have experience writing and modifying software for HVAC systems. Additionally, a solid electrical background is required, alongsid ...

Lead Human Factors Engineer Medical Device (Contract)

Femtech Insider Ltd. is seeking a Human Factors Engineer in Greater London for a contractor role involving usability assessments and medical device risk management. Ideal candidates should have a degree in Human Factors Engineering and significant experience with software-based medical devices. Responsibilities ...

Civil Infrastructure Design Engineer — Masterplanning

A leading engineering consultancy in Liverpool is looking for a talented Design Engineer to join their Development Infrastructure department. The selected candidate will work on various projects, producing designs and drawings while liaising with clients. This role requires a civil engineering degree, experience ...

Senior Mechanical Design Engineer – Building Services (London, Hybrid)

Skilled Careers is seeking a Senior Mechanical Engineer for a role in London within a leading Building Services consultancy. This position offers up to £65,000 with an attractive package, hybrid working, and opportunities for progression. The ideal candidate will manage design responsibility, oversee site inspec ...

Hybrid Sales Engineer Manufacturing

Omega is seeking a driven Manufacturing Engineer in Cheltenham. This hybrid role blends customer-facing technical sales with hands-on engineering. Responsibilities include developing customer relationships, generating business, and delivering manufacturing solutions from enquiry to production. Candidates should ...

End to End AI Hardware Systems Test Engineer

IC Resources is seeking a Hardware System Test Engineer in Bristol to focus on end-to-end testing of complex hardware systems used in AI acceleration. You will work across factory test and field-deployed environments to ensure product reliability through both hardware and software testing. The ideal ca ...

Lead Civil/Project Engineer Drainage & Highways

A leading engineering consultancy in Bristol is seeking a Civil/Project Engineer to lead a diverse portfolio of multi-million pound projects. You'll be responsible for the day-to-day engineering workings, focusing on sustainable drainage systems while liaising with authorities. Ideal candidates will possess stro ...

Lead Security Engineer Secure by Design & AI Detection

Pipedrive is seeking a Lead Security Engineer in Greater London to spearhead security initiatives and ensure embedded security across products. This role requires extensive experience in security domains alongside strong software engineering skills. Ideal candidates will be proactive in creating tooling for auto ...

Senior Electrical Engineer — Building Services (Hybrid)

A leading engineering consultancy based in the UK is looking for an electrical design engineer to work on multidisciplinary projects. The role involves delivering projects to client specifications, supervising junior staff, and engaging with clients and team members. Candidates should have a relevant engineering ...

Data Engineer: Remote, Cutting Edge Data Pipelines

A UK-based software company is seeking a Data Engineer to join their team in Manchester. The role involves contributing to the Data Collection Hub, improving data processing pipelines, and utilizing technologies like Python and Hadoop. The ideal candidate will have over 2 years of experience in data processing a ...

Staff ML Infra Engineer: Self Driving Training & Inference

A leading electric vehicle manufacturer in Greater London seeks a Staff Software Engineer specializing in machine learning infrastructure. The ideal candidate will optimize deep learning performance on NVIDIA GPU systems and manage large-scale model training. Applicants should possess a PhD in Computer Science o ...

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