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C++ Software Engineer United Kingdom Jobs

28 Job Offers

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Senior Software Engineer C#/.Net
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United Kingdom , Nottingham
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45000.00 GBP / Year
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Microlise
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Senior Software Engineer, Embedded UI - C++
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Senior Software Engineer, Embedded UI – C++ at Roku in Cambridge, UK. Join the #1 TV streaming platform to develop and optimize high-performance rendering engines and UI frameworks. Requires 5+ years in C++, embedded systems, and Linux, with experience in JavaScript/TypeScript frameworks. Enjoy f...
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United Kingdom , Cambridge
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Roku
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C++ Software Engineer
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Join a respected UK client as a **C++ Software Engineer** in Northampton. You’ll develop audio plugins and systems using **C++**, **JUCE**, and **Python**, applying **Digital Signal Processing** principles. Ideal for candidates with 2+ years of C++ experience, a music/audio background, and knowle...
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United Kingdom , Northampton
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45000.00 - 55000.00 GBP / Year
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Hunter Selection | B Corp™
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C++ Software Engineer
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Join a top-tier London fintech as a C++ Software Engineer, building high-performance, low-latency systems. You’ll design scalable microservices and large-scale platforms, leveraging C++ and Python in a deeply technical team. This role offers real ownership over system architecture and technical d...
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United Kingdom , London
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Hunter Bond
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Junior Software Engineer (C++ / Python)
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Junior Software Engineer (C++ / Python) sought by a top-tier fintech firm in London. This role offers early-career engineers the chance to build high-performance, low-latency systems using C++ or Python. You will work on distributed microservices and large-scale data platforms alongside elite eng...
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United Kingdom , London
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120000.00 GBP / Year
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Hunter Bond
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C++ Software Engineer
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Join a top-tier financial tech firm in London as a C++ Software Engineer. You’ll design high-performance, low-latency systems and microservices, leveraging C++ and Python. This role offers real ownership in a deeply technical team, building scalable platforms. Ideal for engineers with strong C++ ...
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United Kingdom , London
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400000.00 GBP / Year
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Hunter Bond
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Embedded C++ Software Engineer
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Embedded C++ Software Engineer sought in Bristol, UK. You will design and maintain embedded Linux software, debug low-level hardware interfaces, and optimise performance. Key skills include Embedded C++, SPI/I2C/UART/CAN protocols, and CI/CD pipelines. Join a cross-functional team to solve comple...
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United Kingdom , Bristol
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50000.00 - 60000.00 GBP / Year
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Zenovo
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Software Engineer, Embedded UI - C++
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Roku seeks a Software Engineer, Embedded UI to enhance its #1 TV streaming platform. You will build C++ and Python tooling to improve data quality from Roku OS logging, develop offline pipelines, and integrate solutions with firmware CI. Based in Cambridge, UK, this role requires 3-5+ years of ex...
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United Kingdom , Cambridge
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Roku
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Embedded Software Engineer (C++ / Linux)
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Embedded Software Engineer (C++ / Linux) sought in Bristol, UK. Develop and optimise Embedded C++ software for Linux-based systems in industrial, aerospace, and automotive sectors. Requires strong proficiency in Embedded C++, Linux, and communication protocols (SPI, I2C, CAN). Join cross-function...
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United Kingdom , Bristol
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50000.00 - 60000.00 GBP / Year
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Zenovo
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C++ Software Engineer
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Join a top-tier financial tech firm in London as a C++ Software Engineer. You’ll build high-performance, large-scale systems with a focus on low latency and scalability, using C++ and Python. This role offers real ownership in a microservice architecture, collaborating with elite engineers on nex...
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United Kingdom , London
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Hunter Bond
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C++ Software Engineer
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Join a top-tier London fintech as a **C++ Software Engineer**, building high-performance, large-scale systems. You’ll design low-latency platforms and microservices, leveraging **C++** and **Python** in a deeply technical team. This role offers real ownership over system architecture and developm...
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United Kingdom , London
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Hunter Bond
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Software Engineer (C#/.NET)
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Join a global financial institution as a **Software Engineer (C#/.NET)** in London. You’ll build scalable, business-critical risk and trading systems within a high-performing team. Strong C#/.NET and SQL skills are essential; financial services experience is a plus. Enjoy a competitive salary wit...
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United Kingdom , London
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100000.00 GBP / Year
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Hunter Bond
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Software Engineer, UI - Embedded C++
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Join Roku in Cambridge, UK as a Software Engineer, UI – Embedded C++. Leverage 3-5+ years of C++ and Python expertise to build embedded UI frameworks, developer tooling, and CI pipelines. Impact millions of users by improving system stability, logging, and data quality. Enjoy benefits like health...
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United Kingdom , Cambridge
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Roku
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Software Engineer - C++
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Seeking a skilled **Software Engineer (C++)** for a permanent role in **Dorchester, Dorset** with TKMS ATLAS UK. You will apply a structured software engineering approach across the full development lifecycle. Key requirements include expertise in **C++/Visual Studio**, **UML**, and **Object Orie...
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United Kingdom , Dorchester
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Morson Talent
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Senior C#.Net Software Engineer
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Join a leading IT consultancy as a Senior C#.Net Software Engineer. This remote UK role involves designing scalable cloud solutions on Azure and influencing technical direction. You will build secure applications, optimize CI/CD pipelines, and drive adoption of modern practices, including AI codi...
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United Kingdom
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80000.00 - 90000.00 GBP / Year
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DataCareers
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C++ Software Engineer
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Join a leading financial technology firm in London as a C++ Software Engineer. Develop high-performance, large-scale systems within a microservices architecture. Leverage your expertise in C++ and Python to build low-latency platforms. Collaborate with top-tier engineers in a role offering real t...
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United Kingdom , London
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400000.00 GBP / Year
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Hunter Bond
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Senior Software Engineer, Embedded UI - C++
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Join Roku's DMTE team in Cambridge as a Senior Software Engineer, Embedded UI. You will architect and optimize C++ and BrightScript systems for graphics rendering on a global scale. Tackle performance-critical challenges, integrate AI/ML capabilities, and impact millions of users. We offer compre...
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United Kingdom , Cambridge
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Roku
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Senior Software Engineer C#
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Join a leading hedge fund in London as a Senior C# .NET Engineer. You will design and enhance high-performance, low-latency Order Management Systems (OMS) in a mission-critical trading environment. This hands-on role requires deep C# expertise and collaboration with traders and quants. Enjoy a hi...
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United Kingdom , London
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250000.00 GBP / Year
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Orbis Consultants
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Senior Software Engineer (C++)
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Join Blis in Edinburgh as a Senior C++ Software Engineer. Develop ultra-low latency, high-throughput trading systems handling massive data volumes. Leverage your 5+ years of experience in high-performance systems, networking, and concurrency. Enjoy hybrid working, private healthcare, a matched pe...
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United Kingdom , Edinburgh
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Blis
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C# Software Engineer - Fixed Income
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Join a global Investment Bank as a Senior C# Developer in London. Design and maintain Front Office trading systems using C#, .NET, and Azure. This hybrid role requires strong experience in FO/BO environments and offers a competitive salary up to £95,000 plus bonus.
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United Kingdom , London
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75000.00 - 95000.00 GBP / Year
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Harrington Starr
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About the C++ Software Engineer role

C# Software Engineer jobs represent a cornerstone of the modern software development landscape, focusing on building robust, scalable, and efficient applications using Microsoft's powerful .NET ecosystem. Professionals in this role are primarily responsible for designing, developing, testing, and maintaining software solutions that power everything from enterprise-level business systems and web services to desktop applications and cloud-native microservices. The role is highly collaborative, often requiring engineers to work within agile scrum teams to translate complex business requirements into functional, high-quality code.

A typical day for a C# Software Engineer involves a diverse set of responsibilities. Core duties generally include writing clean, well-documented, and maintainable C# code; designing and implementing new features from front-end components to back-end services; and integrating applications with various databases and third-party APIs. They are deeply involved in the entire software development lifecycle, from concept and design to testing, deployment, and ongoing support. Ensuring software reliability is paramount, which is why they frequently write and execute unit tests, participate in code reviews, and troubleshoot and debug issues in production environments. Many C# engineers also contribute to improving continuous integration and continuous delivery (CI/CD) pipelines, using tools like Jenkins or Azure DevOps to automate builds, tests, and deployments.

To succeed in C# Software Engineer jobs, a specific and evolving skill set is required. A strong foundation in C# and the .NET framework (including modern versions like .NET 6, 7, or 8) is non-negotiable. This is complemented by a solid grasp of object-oriented programming (OOP) principles, design patterns, and data structures. Proficiency in building and consuming RESTful APIs using JSON is a standard expectation. On the database side, experience with both SQL (e.g., SQL Server, PostgreSQL) and NoSQL (e.g., MongoDB) technologies is highly valuable. Familiarity with front-end technologies like Angular, React, or Blazor is often a plus for full-stack roles. Beyond technical prowess, successful C# engineers possess strong problem-solving abilities, a keen attention to detail, and excellent communication skills to collaborate effectively with cross-functional teams and stakeholders. A bachelor's degree in computer science or a related field is a common requirement, though substantial practical experience can often suffice. For those seeking dynamic and impactful careers, C# Software Engineer jobs offer a pathway to working on cutting-edge technology, driving innovation, and building the digital infrastructure that businesses rely on every day.