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    Senior Software Engineer (C# / PostgreSQL / AI Native)

    We have a working AI Proof of Concept (PoC) that proves our vision; now we need the engine that powers the product at scale. As our Senior Software Engineer , you will be the lead architect and primary builder of our production-grade, AI-first .NET platform. What You'll Do Pr ...

    C#.NET Financial Systems Engineer — Hybrid London

    A leading Japanese IT company based in London is looking for a skilled Financial Systems Developer specializing in C#.NET. The ideal candidate will have over 3 years of experience in software development, particularly within the financial sector. Responsibilities include enhancing financial systems and optimizin ...

    Junior C#/.NET (WPF) Engineer – Automotive Tech

    An established automotive technology company is seeking a Graduate/Junior C#/.NET Developer in Wymondham. The role focuses on developing and maintaining .NET applications using WPF and MVVM. Candidates should have at least 1 year of experience, strong C# skills, and a relevant degree. Attractive salary up to £40 ...

    Senior AI First Platform Engineer (C# / PostgreSQL)

    A forward-thinking tech company in the UK seeks a Senior Software Engineer to lead the architecture and development of a production-grade AI-first .NET platform. Responsibilities include transforming AI workflows into resilient production code and designing reliable architectures for high-load applications. Idea ...

    Senior Software Engineer (C# / PostgreSQL / AI Native)

    We have a working AI Proof of Concept (PoC) that proves our vision; now we need the engine that powers the product at scale. As our Senior Software Engineer , you will be the lead architect and primary builder of our production‑grade, AI‑first .NET platform. Working directly with the Head of ...

    Lead AI First .NET Engineer (C#/PostgreSQL)

    A prominent tech firm in the United Kingdom is seeking a Senior Software Engineer to lead the development of an AI-first .NET platform. In this role, you will be responsible for transforming AI workflows into resilient production code and designing systems for high-concurrency workloads. Candidates should posses ...

    Backend Engineer (C#) — Remote Ready, Scalable APIs

    A cybersecurity solutions provider in Greater London is seeking a skilled Backend Engineer to design and develop backend systems. The ideal candidate will have experience with .NET and C#, API development, and cloud services. The role offers flexibility with remote working options and an inclusive workplace cult ...

    C# .NET Backend Engineer | AWS, Hybrid Work

    A growing technology company in Sunderland is seeking a Software Engineer (C# .Net AWS) to build web applications and REST APIs. You will work primarily on backend development in a collaborative Agile team while enjoying a hybrid work model. The ideal candidate has strong experience with C# .Net, AWS, and web ap ...

    C#/.NET Software Engineer – Trading Platform, London

    A leading recruitment agency is looking for a talented Software Developer (C#/.NET) to join a dynamic team in London. The role involves creating and maintaining various client applications using C#, .NET, and SQL Server. Candidates should possess strong skills in multi-threaded application development and an und ...

    Senior C++ AI Engineer – Renewable Energy (Hybrid)

    A Scientistic Software Company in the UK seeks a Senior C++ Developer to join their team. The role involves delivering commercial quality software in an Agile environment, solving complex technical issues, and improving processes. With a strong focus on innovation and quality, this brings a unique chance to work ...

    Software Engineer Embedded C | Hybrid & Global Travel

    A multinational technology consultancy is seeking a Software Engineer to join their Newcastle upon Tyne team. This role involves software creation and maintenance, working within a multi-disciplinary team on engineering systems. Key qualifications include a degree in Software Engineering and strong expertise in ...

    Senior C++ UI Engineer — Embedded Graphics & Performance

    A leading streaming technology company in Greater Manchester is seeking a Senior Software Engineer to architect and optimize core C++ UI frameworks and rendering engines. The ideal candidate will have over 5 years of software engineering experience with an emphasis on C++, as well as a deep understanding of syst ...

    Impactful Test & Measurement Software Engineer (C++/Qt)

    A global technology company is seeking a Test & Measurement Software Engineer in Leicester, UK. Responsibilities include creating software solutions for testing products and engaging with design teams. Successful candidates will have experience in C++, strong mathematical skills, and project management abilities ...

    Real Time C# Software Engineer Simulation & Hardware

    A leading recruitment agency is seeking a C# Software Developer to join a specialized team in Filton, focusing on real-time simulation and hardware integration for advanced weapon systems. Successful candidates should have experience in simulation or time-critical software and familiarity with integrating softwa ...

    Senior Backend Engineer – C#/.NET Microservices (Hybrid)

    A recruitment agency is hiring backend engineers for a growing business in the financial services sector. This mid-senior level position involves supporting a tech-focused team and requires skills in C#, .NET, SQL, and microservices. The role offers a hybrid working model, 24 days of holiday, enhanced maternity ...

    Software Engineer C# / .Net Up to £45K

    Software Engineer - C# / .Net - Up to £45K About the job Software Engineer - C# / .Net - Up to £45K Location - Nottingham, minimum 3 days a week office based Salary - Up to £45k+ Excellent Benefits C#.Net Software Engineer is required for our client based in Nottingham t ...

    Senior C++ AI Engineer – Renewable Energy (Hybrid)

    A Scientistic Software Company in the UK seeks a Senior C++ Developer to join their team. The role involves delivering commercial quality software in an Agile environment, solving complex technical issues, and improving processes. With a strong focus on innovation and quality, this brings a unique chance to work ...

    Senior C# / .NET FX Trading Systems Engineer

    A leading tech-native consultancy in London is seeking a Senior C# / .NET Developer to join their FX Risk IT team. The role involves designing and developing high-performance trading solutions while collaborating closely with traders and quantitative analysts. Candidates must possess a strong technical backgroun ...

    C#/.NET Software Engineer Cloud, Azure & DevOps

    A leading software company in Nottingham is seeking a skilled Software Engineer experienced in C# .NET to join their team. The role involves developing high-quality software solutions and maintaining cloud-based applications while collaborating closely with product managers. The ideal candidate will have strong ...

    Senior C&I Engineer Nuclear Systems (Submarine)

    A leading defense contractor is seeking a Principal C&I Engineer to drive the development of control and instrumentation systems for nuclear projects. The role requires experience in safety-critical environments and the design of large-scale systems. Ideal candidates will hold a degree in a relevant STEM field a ...

    Senior C# Engineer for Greenfield Trading Systems

    An innovative proprietary trading firm in London is looking for a Senior C# Software Engineer. You will work on greenfield projects and use cutting-edge technology to influence trading systems. The ideal candidate will have a strong background in C# and .NET, alongside experience with database technologies such ...

    Senior Software Engineer C# .Net Core FinTech

    Senior Software Engineer C# .Net Core - FinTech This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Senior Softwa ...

    Senior .NET Engineer (C#) – API First, Hybrid

    An established industry player in the automotive sector is seeking a skilled Software Developer to join their team. In this dynamic role, you will be pivotal in transforming their digital product suite, utilizing an API-first approach with .NET and modern front-end technologies like Vue.js. You will adopt best p ...

    Senior C++ Engineer — Low Latency Trading Systems

    A leading technology-driven trading firm in Cambridge is seeking an experienced C++ Software Engineer to design and develop low-latency software. Responsibilities include software development, collaborating with traders, and mentoring team members. The ideal candidate has strong C++ skills, problem-solving abili ...

    Audio Software Engineer – Guitar Plugins (C++/JUCE)

    A leading guitar technology firm in Northampton is looking for a Software Developer to design and develop desktop applications and audio plugins. You will collaborate with a passionate team, ensuring high-quality performance and innovation in music technology. The ideal candidate has modern C++ experience and an ...

    Principal Software Engineer C++ (Cloud Video Framework)

    Principal Software Engineer - C++ (Cloud Video Framework) Salary Banding : £74,840 - £98,370 per annumContract : Full-Time, PermanentWorking Location : Hybrid, 2 Days a week in the office, minimumOffice Locations : Basingstoke, Bristol, London <b ...

    Low Latency C++ Core Engineer — Trading Engine

    A leading cross-asset trading firm in London is seeking a Core C++ Developer to enhance its trading engine. The role involves optimizing system architecture and collaborating with teams to ensure seamless operations. Ideal candidates have over 7 years in software development in fast-paced trading environments, w ...

    Hybrid Commissioning Engineer (I&C) – Nuclear Projects

    A global leader in advanced engineering is seeking a Commissioning Engineer to join their team in Bridgwater, UK. This permanent position involves developing commissioning documentation, conducting inspections, and leading multi-disciplinary teams. Ideal candidates will have experience in nuclear projects and ex ...

    Space Embedded Systems Engineer Autonomy, C++/RTOS

    A leading space technology company is seeking an Embedded Systems Engineer to develop software for space applications in London. The role requires strong expertise in modern C++ and embedded Linux, focusing on creating fault-tolerant autonomous operations. The ideal candidate should have a degree in Engineering ...

    Principal Software Engineer C++ (Cloud Video Framework)

    Principal Software Engineer - C++ (Cloud Video Framework) Salary Banding : £74,840 - £98,370 per annumContract : Full-Time, PermanentWorking Location : Hybrid, 2 Days a week in the office, minimumOffice Locations : Basingstoke, Bristol, London <b ...

    Intern, Software Engineer (C++/.NET) 12 months

    Position overview We are looking for a software engineer intern to join our team in Sheffield. As a software engineer intern you will work as part of the team responsible for building features into our desktop Navisworks platform, interconnected with our flagship construction products within Auto ...

    Intern, Software Engineer (C++/.NET) 12 months

    Job Requisition ID # 26WD95016 Location: Sheffield, UK Schedule: June/July 2026 start for 12 months, full time Position Overview We are looking for a software engineer intern to join our team in Sheffield. As a software engineer intern you will work as part of the team res ...

    Intern, Software Engineer (C++/.NET) 12 months

    **Job Requisition ID #**26WD95016Schedule: June/July 2026 start for 12 months, full time **Position overview**platform, interconnected with our flagship construction products within* Contribute to the full development lifecycle from design to customer release* Work on a well-established C++/C# codebase* Be a cor ...

    Principal Software Engineer C++ (Cloud Video Framework)

    Salary Banding : £74,840 - £98,370 per annum Contract : Full-Time, Permanent Working Location : Hybrid, 2 Days a week in the office, minimum Office Locations : Basingstoke, Bristol, London Join Our Team as a Principal Software Engineer in Cloud ...

    C++ Graphics Engineer: Real Time 3D & Projection

    A specialist technology team in London seeks a C++ Graphics Software Engineer to develop cutting-edge acoustic and visual technologies. The ideal candidate will have strong C++ skills, experience with 3D graphics, and a background in optimization. Responsibilities include implementing algorithms, designing GUI a ...

    Senior Embedded C++ Systems Engineer — OS & Linux

    A leading streaming technology company in Cambridge is seeking a Senior Software Engineer to join their Core OS team. This role involves designing and developing OS features in a multi-process environment, focusing on performance and reliability. Ideal candidates will have 5+ years of experience in embedded Linu ...

    Senior C# Software Engineer – AFM & Metrology Systems

    A leading semiconductor technology company in Sandford-on-Thames is looking for a Senior Software Engineer (C#) to create advanced software solutions for semiconductor inspection systems using Atomic Force Microscopy. The ideal candidate will have over 5 years of experience with C#, .NET, and WPF, along with a s ...

    Remote Senior C++ Engineer Graph DB Core

    A fast-growing tech company headquartered in the UK is seeking a software developer to join their Core engineering team. You'll enhance the MemgraphDB engine by contributing high-performance C++ code and developing optimized data structures. Ideal candidates should have a passion for software design, experience ...

    Senior C++ Engineer for Broadcast Systems & Kubernetes

    A leading broadcast technology company in the UK is seeking a Software Engineer specializing in modern C++ and Kubernetes. The role involves developing core components for a broadcast control system used in major global events. Candidates should have 5-8 years of software development experience and be familiar w ...

    High Performance C++ Software Engineer (Hybrid, UK)

    A technology solutions provider based in Kingston upon Thames is seeking a Software Engineer to develop high-performance C++ software for telecommunications. This hybrid role involves collaborating with experienced engineers and tackling complex challenges to enhance data processing systems. Candidates should ha ...

    Senior C# Backend Engineer – Hybrid, Cloud Native

    A financial services company in Manchester is seeking Software Engineers to write clean, reliable code and build scalable services. You will engage in collaborative teamwork to solve real financial problems and continuously improve your skills. The position involves hybrid work, requiring presence in the Manches ...

    Senior C# Engineer Low Latency Systems & Mentorship

    A leading financial services provider in Belfast is seeking a Senior Engineer to enhance team capabilities and deliver innovative solutions. The role requires a STEM degree and significant experience in C# or Node.js in an Agile environment. Responsibilities include mentoring junior team members, leading softwar ...

    C++ Windows Apps Engineer SQL, CAD, Delphi

    A UK recruitment agency is seeking a Software Developer / Programmer to write and maintain applications. The ideal candidate will have experience in developing Windows applications using Embarcadero C++ Builder and preferably Embarcadero Delphi. The role offers a competitive salary ranging from £35,000 to £42,00 ...

    Software Engineer: Statistics and Machine Learning (C++)

    Hello World, We are hiring! We empower our people to stay resilient and relevant in a constantly evolving world. We’re looking for people who are always searching for creative ways to grow and learn. People who want to make a real impact, now and in the future. Does that sound like you? The ...

    C++ Application Software Engineer Hybrid/Remote (12mo)

    A leading recruitment agency is seeking a C++ Application Software Engineer for a 12-month contract based in Bristol. This role requires strong experience in C++ development and familiarity with CI/CD practices. Responsibilities include application testing and collaborating with algorithm teams. The position all ...

    Full Stack C# Developer — Enterprise Platform Engineer

    A global financial services firm in London is seeking a Full Stack C# Developer to join their Enterprise Technology team. The role involves designing and developing high-quality C#/.NET solutions, contributing to API development, and collaborating with cross-functional teams. Ideal candidates will have strong C# ...

    C++ Software Engineer Elite Tech, Hybrid London

    A leading technology firm in London seeks a Software Developer (C++) offering a salary of up to £120,000 plus bonus and package. This elite tech environment is known for high standards and a passion for cutting-edge technology. As a Software Engineer, you will work on top-performing technology platforms alongsid ...

    Hybrid C# Software Engineer — APIs, Cloud & Agile

    A leading investment platform firm in Manchester is seeking an experienced Software Engineer to join their collaborative Agile team. This role offers an exciting opportunity to work with a diverse technology stack and engage in meaningful projects. Candidates should possess strong skills in C#, APIs, and databas ...

    Rapid Capability Software Engineer (C++, Java) Onsite

    A global engineering consultancy in Manchester is seeking a Mid-Senior Level Software Engineer experienced in C++ and with familiarity in Java. The role involves developing high-performance software built to support complex mathematical models and providing direct solutions in a mission-critical environment. Can ...

    Cloud Native C# Software Engineer – Web APIs

    A leading technology firm is looking for a Software Engineer with expertise in C# and experience in building WebAPIs. This position involves developing cloud-native solutions, working with modern technologies, and contributing to key projects within a collaborative product team. The role is hybrid based with a n ...

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      Fullstack Engineer C Python React Data Management Jobs in United Kingdom Job Search Guide, Trends and Insights