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    • 159,671+ Fullstack Software Engineer Netjava Jobs in UK — Top Companies Hiring July 2026

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    Senior Full Stack Engineer — Build Next Gen Market Platform

    TP ICAP in Belfast is seeking a Senior Engineer to join a new team to build the Next Generation of the Fusion Platform using AWS. The role involves collaborating with AWS, taking ownership of the design, and mentoring junior members while ensuring successful software development. The ideal candidate ha ...

    Senior Structural Engineer HV Substations & Steel Structures

    AL8238 UK Grid Solutions Limited is seeking a highly skilled Senior Structural Engineer to join our team in Stafford. This position involves structural design, analysis, and detailing for High Voltage substations including various voltage levels. The ideal candidate will ensure compliance with safety regulati ...

    Marine Autonomy Platform Integration Engineer (Remote)

    Sivara GmbH in Plymouth is hiring a Platform Integration Engineer to develop and support autonomous control systems for marine platforms. The role focuses on software integration, testing, verification, and client support across operational environments. Ideal candidates possess a Bachelor's degree in ...

    Antenna Systems Mechanical Design Engineer

    Solid State PLC in Leominster is looking for a Mechanical Design Engineer to join their Antennas Division. This role involves designing and developing innovative antenna products and systems for various demanding applications in defense and aerospace. The ideal candidate should have a degree in Mechani ...

    Siemens PLC Control Engineer – Bespoke Systems & On Site

    Employment Solutions Ltd is looking for an experienced Control Systems Engineer to design and commission bespoke PLC and HMI solutions for diverse industries such as energy, nuclear, and advanced engineering. The successful candidate will have Siemens PLC programming expertise and will engage both in software ...

    On Site IT Support Engineer: SLA Driven, Multi Vendor Hardware

    Es Field Delivery Uk Ltd in Atherstone seeks an enthusiastic IT Support Engineer to handle diverse software and hardware issues in a walk-in center environment. The ideal candidate will possess excellent communication skills, strong troubleshooting abilities, and a commitment to customer satisfaction. ...

    Senior ML Inference & Compiler Engineer

    NVIDIA is seeking a software engineer with a focus on compiler development to join their team in Cambridge, UK. You will be responsible for building and optimizing high-performance runtime and compiler components while collaborating closely with hardware and design teams. The ideal candidate should hol ...

    FPGA Engineer & Consultant — Pioneering Defence Tech

    Awerian Ltd in Cambridge is seeking an FPGA Engineer - Consultant to engage in innovative projects that enhance UK Defence and Homeland Security. The role involves tackling real-world challenges through collaboration with multi-disciplinary teams. You will manage the product life cycle from concept through im ...

    Senior Cards Platform Engineer (EU)

    Traveltechessentialist is seeking a Senior Software Engineer to contribute to the core card spending experience within a fast-paced environment. The role involves technical leadership, driving project execution, and mentoring junior engineers. You will work in cross-functional teams to shape systems pr ...

    Lead C# .NET Engineer – Hybrid, Up to £100k + Bonus

    Client Server is seeking a Lead Software Engineer (C# .Net) to join their team in Reigate. You will manage Agile teams, architect and develop features for a flagship insurance platform, and enjoy a hybrid working model where you'll work from home three days a week. In this role, you will receive a comp ...

    Backend Java Engineer II – Real Time Data Platform (Hybrid)

    Tesco - Corporate located in Welwyn Garden City is seeking a Software Development Engineer II for a hybrid work environment. The role focuses on developing backend event-driven features using Java and Spring Boot. Ideal candidates will have a solid grounding in Java and an eagerness to learn more about backen ...

    Graduate Cloud & AI Engineer (AWS) – Launch AI Career

    Reply in Manchester is seeking a Graduate Cloud & AI Engineer to join their innovative team. This role offers a recent graduate the chance to develop skills in cloud-native application design using AWS, while receiving guidance from experienced engineers. The candidate will engage in the full software ...

    Applied AI/ML Engineer — GenAI & LLM Systems

    United States Digital Space LLC is seeking an Applied AI ML Engineer to contribute to the LLM Suite platform, focusing on building secure and reliable AI/ML capabilities. You will collaborate closely with senior engineers and engage in design discussions, developing high-quality production code and troublesho ...

    Senior Web Platform Engineer: Tooling & Pipelines Lead

    Marks & Spencer Plc in the City of Westminster is seeking a Senior Software Engineer to enhance the Web Platform used by engineers. This role involves building robust tooling, improving pipeline speeds, and mentoring fellow engineers. The ideal candidate will have expertise in React, Next.js, and TypeScript, ...

    Embedded Systems Engineer: Bare Metal ARM Firmware

    Huber+Suhner in Cambridge seeks an experienced Embedded Systems Engineer to contribute to the development of firmware for ARM-based microcontrollers and enhance hardware-software integration. You will work closely with cross-functional teams on low-level device interfaces and participate actively in Agile pro ...

    Senior AI/ML Platform Engineering Lead

    J.P. MORGAN is looking for a Senior Lead Software Engineer to influence teams' resources and drive innovative solutions within the AI/ML & Data Platforms group. You will leverage your extensive experience to oversee multi-department projects, making critical decisions to enhance operational outcomes and code ...

    Backend IoT/OT Systems Engineer Real Time Data

    ELLIOTT MOSS CONSULTING PTE. LTD. is looking for a Software Engineer to join their team in Penarth, Wales. The role involves developing and maintaining backend systems for integrative project work connecting OT field devices to digital twins. The ideal candidate will have hands-on experience with proto ...

    Lead Backend Engineer C#/.NET on Azure SaaS (Hybrid)

    Client Server is looking for a Lead Backend Software Engineer to join their global InsurTech team in Reigate. This role offers a competitive salary up to £100k, along with hybrid working, parental leave, and various benefits. You'll work on scalable systems, providing technical leadership to a small te ...

    Lead Dynamics 365 Engineer — Tech Lead & Mentor

    hackajob is looking for a Lead Dynamics 365 Engineer (Consultant) to join their team in Belfast. In this role, you will manage teams and develop high-quality D365 CE solutions. You will also coach and support your team members in their career development while providing technical direction. The ideal c ...

    Senior AI/ML Engineer & Technical Lead Hybrid

    AI Chopping Block is looking for a Lead AI/ML Engineer to set the technical direction for AI-driven projects in the public sector. This role involves leading the development of AI-powered platforms and guiding a distributed engineering team. You will ensure architectural decisions align with client goals and ...

    Senior Cloud Engineer: Azure & Kubernetes Platform Lead

    Viridien, based in Crawley or North Wales, seeks a Senior Cloud Engineer to lead the implementation and operation of scalable cloud platforms. This role involves working collaboratively with teams across data and software engineering to ensure operational excellence, translating cloud architectures into produ ...

    Senior .NET Engineer Hybrid, Azure & Blazor

    Sivara GmbH, a leading Midlands SaaS company, is seeking an experienced Senior .NET Engineer. Join our talented software development team in Nottingham, focusing on state-of-the-art security solutions and enjoying a hybrid work model. The ideal candidate will have a degree in Computer Science or a rela ...

    Automation Projects & Improvements Engineer

    Baxter International Inc. is looking for a Projects & Improvements Engineer (Automation Bias) to join the Project Engineering Team in Tetford, UK. This role requires management of change related to software for new implementation projects within the plant. Flexibility in working hours is essential. The ...

    Founding AI Product Engineer — Equity, London

    A pioneering tech startup in London is seeking a Founding Product Engineer to lead the development of an innovative AI-native code review platform. In this role, you will collaborate with experienced founders to shape core product features and the technical roadmap. Ideal candidates should have at least 6 years ...

    Remote Senior ML Engineer – Python & AWS, MLOps

    Client Server is looking for a Senior Machine Learning Engineer to join a successful car insurance tech company. You will collaborate with Data Scientists and Software Engineers on complex underwriting and pricing systems, implementing ML algorithms and working on data modelling. The role allows for fl ...

    Senior HV Cable Design Engineer Renewable & Grid Projects

    A leading engineering firm in the UK is seeking an experienced HV Cable Design Engineer to join their growing team. In this role, you will engage in diverse projects related to electrical substation design and major renewable energies, working closely with various clients to deliver innovative solutions. The ide ...

    Senior Full Stack Engineer Lead Public Sector DX

    Informed Solutions is seeking a Senior Full Stack Software Engineer based in the UK to lead digital solution delivery that impacts the public sector. This role involves designing, building, and delivering complex digital solutions, collaborating with a high-performing team using technologies such as .NET, Jav ...

    Mid Senior Mobile Engineer (KMP) – Build Cross Platform Apps

    Oliver Bernard is seeking a Mid-Senior Mobile Engineer to work on apps using Kotlin Multiplatform to build features for both Android and iOS. This role offers significant responsibilities, including designing, building, and releasing complex mobile capabilities, while ensuring code quality and collaboration w ...

    Systems Engineer – Robotics for Autonomous Vehicles

    Applied Intuition is seeking a Systems Engineer to join their UK Engineering team. In this role, you will play a key part in defining system requirements and designing architectures for autonomous vehicles and defense systems. Ideal candidates have expertise in systems engineering and will collaborate ...

    Senior Payments Platform Engineer

    Apple is looking for a passionate Software Engineer to join the Payments Engineering team in Greater London. This role involves designing and delivering core payment processing services that empower transactions across the entire Apple ecosystem. The ideal candidate will have significant experience in large-s ...

    DV Cleared Data Science Engineer | Cloud Data Platforms

    A prominent recruitment agency is searching for a Data Science Engineer to support a public sector programme in the UK. This role involves designing robust data processing systems for analytics and machine learning. Candidates should have a strong software engineering background in languages like Java, Python, o ...

    Senior Lead SRE: Reliability, Observability & Resiliency

    JPMorgan Chase & Co. is seeking a Senior Lead Site Reliability Engineer in Glasgow, Scotland. This role is pivotal for enhancing the reliability and observability of critical platforms. You will lead technical initiatives and contribute significantly to business impact through your expertise. The ideal ...

    Senior Full Stack Engineer — Hybrid in Swansea, Public Sector

    Scrumconnect Ltd. is looking for a Lead Software Engineer in Swansea, South Wales, to provide technical leadership for multidisciplinary teams delivering digital services for a UK government client. You will set technical direction, lead architectural decisions, and ensure engineering excellence across servic ...

    Senior Backend Engineer Golang & TypeScript (Remote)

    Threecolts in Greater London is seeking an experienced Software Engineer to take ownership of features across the Threecolts Hub. You will design, build, and maintain scalable services, APIs, and components, while collaborating closely with cross-functional teams. The ideal candidate has strong skills ...

    Full Stack Engineer Own Live SaaS Pricing Tools

    Clariti AI is seeking a Full Stack Engineer with a strong front-end focus to enhance client-facing pricing tools. In this role, you will design and develop features for a SaaS product used by retail banks, ensuring usability, performance, and reliability. The ideal candidate will have a minimum of two ...

    Java & Clojure Engineer for Fintech Data Platform

    S&P Global is looking for a Java/Clojure Engineer to join their OTC Derivatives Data team in Greater London. You will develop new software and enhance existing applications, collaborating closely with product specialists. The role requires a depth of knowledge in Java and a willingness to learn Clojure. < ...

    High Performance C++ Engineer for Telecom Data

    United States Digital Space LLC is seeking a motivated C++ Software Engineer with 4 years of experience to join our engineering team in Kingston upon Thames. The role focuses on hands-on C++ development for high-performance data processing systems, working in telecom environments. The ideal candidate w ...

    Senior .NET Engineer: APIs, Event Driven & Scalable Systems

    United States Digital Space LLC in Greater London is seeking a Senior Software Engineer to design and deliver high-quality C#/.NET applications within an agile team. The role involves hands-on programming, collaborating on platform capabilities, and ensuring high-quality code through CI/CD practices. T ...

    Spacecraft Electronics Engineer: High Speed PCB & FPGA

    Francisco Partners is seeking a Spacecraft Electronics Engineer in Glasgow, United Kingdom. As part of your role, you will design and integrate custom electronic components for cutting-edge satellite platforms, work on PCB design, and collaborate closely with software and mechanical teams. This role re ...

    LV Switchgear Design Engineer | Panels & Projects

    CDM Recruitment is seeking an Electrical Engineer to join a growing design and projects team in Hebburn, UK. The role involves producing detailed electrical designs for bespoke low voltage switchgear projects and working closely with multiple teams to deliver projects from design to installation. The i ...

    Applied AI Engineer: Scale LLMs for Firm wide Impact

    SwiftCruit seeks a skilled software engineer to join its Applied AI team in London. As part of this team, you will work on AI solutions that transform how various teams operate within the organization. Your role will involve managing high-impact projects and integrating AI systems across multiple departments. ...

    Junior RAN Test Engineer — Mobile Network QA

    Ericsson in the Liverpool City Region is looking for a Junior RAN Test Engineer to join their RAN Test team. This early-career position is aimed at recent graduates eager to engage with 4G/5G RAN solutions, providing mentorship and a structured learning environment. You'll support senior engineers, par ...

    Remote CIAM Engineer Auth0/Okta & Secure Login Expert

    Sanderson Recruitment Plc is currently seeking a CIAM Engineer for a leading financial services organisation. This fully remote role requires hands-on experience with CIAM platforms like Auth0, Okta, or Ping Identity, and expertise in building authentication solutions. You will be responsible for devel ...

    Lead Geotechnical Design Engineer – London

    Penguin Recruitment is seeking a Principal Geotechnical Engineer to join their multidisciplinary engineering consultancy in London. This role offers the chance to lead geotechnical projects and mentor junior engineers while contributing to the strategic growth of a highly respected company. The ideal c ...

    Senior Telephony & VOIP Engineer (SIP, Cloud)

    A telecommunications technology firm based in Greater London is seeking a Senior Engineer with deep experience in telephony solutions. This hands-on role requires expertise in C/C++ programming for VoIP systems, solid understanding of SIP protocol, and familiarity with public cloud environments like AWS or Azure ...

    Full Stack Junior–Mid Dev: Next.js + Laravel (TDD)

    Radius is looking for a motivated Junior to Mid-Level Software Engineer to join our dynamic digital website engineering team in Crewe. You will engage in both frontend and backend development, using technologies like Next.js and Laravel. Your role involves developing and maintaining web applications, c ...

    Field Tech Ops Engineer

    Dormont Manufacturing Co in Greater London is looking for a Technical Operations Engineer to ensure optimal operation of systems in the field. The role requires integrating hardware and software, diagnosing issues, and performing on-site technical work. Preferred candidates will have strong Linux knowledge an ...

    LangChain AI Engineer – Full‑Stack, GenAI & TDD

    Focused is seeking a full stack engineer to leverage expertise in delivering AI-enabled applications. This role emphasizes collaboration with clients and colleagues, focusing on building scalable software solutions while practicing TDD. Ideal candidates should have a strong background in various progra ...

    Real Time Sports Trading Backend Engineer (C#/.NET) – WFH

    Client Server is seeking a Backend Software Engineer in Greater London to develop low-latency systems in C# .Net. This role involves working on cutting-edge trading projects and collaborating with cross-functional teams. The ideal candidate has strong backend experience and a good grasp of SQL or Oracle, with ...

    Senior SRE Cloud Native, Scalable Systems

    Switch Tech Talent is seeking a Senior Site Reliability Engineer for their Colchester hub, offering a hybrid working model (2 days per week). This role is part of a newly founded SRE team aimed at boosting performance, reliability, and scalability of critical software. Ideal candidates will possess a strong b ...

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      Fullstack Software Engineer Netjava Jobs in United Kingdom Job Search Guide, Trends and Insights