1 to 25 of 3,068 Permanent C++ Jobs in the UK

high-impact Defence software solutions for mission-critical systems. You’ll work on projects requiring robust, safety-regulated software development, applying your expertise in C++ and compliance standards to ensure reliability and security. This is an opportunity to contribute to fast-paced defence programmes, where your work directly supports operational … week) Seniority: Senior (8+ years of experience) Clearance: Candidates must be willing and eligible to obtain SC clearance. Key Responsibilities Design, develop, and maintain C++ software for mission-critical defence systems. Apply DO-178 principles and ensure compliance with safety standards. Perform black-box/system-level testing and verification ...

Software Developer (Java/C++) Up to £77,000 DOE | SC Clearance Required | Gloucester About the Role We’re recruiting for a Software Developer to join a growing technology organisation delivering innovative software solutions within a secure and highly technical environment. Working as part of an experienced engineering team ...

Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python OR Associate’s Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science … Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python OR Bachelor's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science ...

consultancy or industry setting Proven experience developing firmware or low-level drivers in resource-constrained environments. Expertise of system programming languages (C, C++, Rust, Ada) and experience managing memory allocation, threading, and real-time constraints. Strong background in Unix/Linux operating systems, including kernel interaction or usage of RTOS ...

least 3–5 years leading teams of highly technical engineers. Demonstrated experience delivering enterprise-scale software platforms, APIs, and distributed systems. Strong proficiency in C++, Java (Spring Boot), and/or Python (FastAPI or similar), with the ability to guide engineering teams on architecture, design, and implementation. Experience designing, building ...

Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) ***This is a hybrid role, 3 days remote and 2 days in the office*** Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited does … with your thinking, then my client could be the ideal place for you to develop your career. Benefits (not exhaustive list): Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) Competitive salary 25 days annual leave - not including bank holiday Private medical insurance Flexible working ...

dynamic and innovative team. In this role, you will be responsible for designing, developing, and maintaining high-performance backend software solutions using Java and C++ within Linux environments. You will work closely with customers and internal teams to understand requirements, define technical approaches, and deliver robust, reliable, and scalable solutions. … security clearance at the time of application to be considered for this role. Key responibilities Design, develop, and maintain high-performance software solutions in C++ for Linux-based environments. Implement robust, maintainable, and well-tested code with a strong focus on performance, reliability, and scalability. Integrate and utilise static analysis ...

workflows with teammates and help raise team standards for responsible use. Object-oriented software engineering Design and implement scalable, maintainable features using object-oriented C++ : clear abstractions, encapsulation, inheritance, and sound use of design patterns. Write, test, review, and maintain high-quality code across the full software development lifecycle. Take … tools (e.g., Cursor, GitHub Copilot, Claude) as part of daily development, with disciplined review and validation of generated code. Strong object-oriented programming in C++ , including modern C++ practices and proficiency with the C++ Standard Library (STL) . Solid software engineering fundamentals: data structures, algorithms , object-oriented design, and design ...

Software Engineer/Developer (C++ Linux OS) London/WFH to £65k Do you have strong C++ coding skills combined with a deep knowledge of Linux? You could be progressing your career at a successful and expanding software house that provide cyber security products to a range of finance, government … small team responsible for the company's flagship secure operating system and desktop application. You'll build out new products, features and updates using C++ on low level Linux OS (Debian) to provide maximum security. Location/WFH: You'll be joining an international team, working in a relaxed software ...

Join us to shape the future of electronic trading technology, where your expertise in C++ and hardware acceleration will make a global impact. You’ll collaborate with talented engineers to deliver market-leading solutions that power high-speed trading across global markets. We value creativity, technical excellence, and a passion … development, and meaningful contributions. Be part of a team that thrives on solving complex challenges and advancing industry standards. As an Ultra Low Latency C++ Lead Software Engineer at JPMorgan Chase in the Electronic Trading Technology team, you will design, build, and operate market gateway solutions with hardware FPGA acceleration. ...

Senior Software Engineer - Modern C++/Linux Location: Oxford (hybrid, 3 days a week on site) Salary: Up to £75,000 plus benefits KO2's client is a long-established UK manufacturer of advanced scientific instruments. Universities, research centres and industry around the world use them to study materials … less experienced engineers. You'll be the main technical authority for the backend software that controls the company's instruments. It's a Modern C++ (C++17) application running on a Debian Linux industrial PC that acts as a local edge server. It coordinates communication with pumps, valves, pressure gauges, temperature ...

Senior Software Engineer - Modern C++/Linux Location: Oxford (hybrid, 3 days a week on site) Salary: Up to £75,000 plus benefits KO2's client is a long-established UK manufacturer of advanced scientific instruments. Universities, research centres and industry around the world use them to study materials … less experienced engineers. You'll be the main technical authority for the backend software that controls the company's instruments. It's a Modern C++ (C++17) application running on a Debian Linux industrial PC that acts as a local edge server. It coordinates communication with pumps, valves, pressure gauges, temperature ...

Join us to shape the future of electronic trading technology, where your expertise in C++ and hardware acceleration will make a global impact. You’ll collaborate with talented engineers to deliver market-leading solutions that power high-speed trading across global markets. We value creativity, technical excellence, and a passion … development, and meaningful contributions. Be part of a team that thrives on solving complex challenges and advancing industry standards. As an Ultra Low Latency C++ Lead Software Engineer at JPMorgan Chase in the Electronic Trading Technology team, you will design, build, and operate market gateway solutions with hardware FPGA acceleration. ...

## C++ Principal Software Engineer - AirborneApply: GB - Southampton: Full time: Posted Today: R0033329**Job Description:****Your impact**Would you like a once-in-a-generation opportunity to play a key role in a defence programme of national and international importance? We are on the hunt for talented software engineers … Engineering, Electronics, or a related discipline (or significant relevant experience), together with experience delivering software solutions within a complex engineering environment. Essential Experience:* Strong C++ programming skills* Development of Linux applications* TCP/IP It is useful if you have some of these skills:* Developing C# applications* Familiarity with formal ...

team is growing to support our expanding product portfolio. As part of this growth, we have an exciting opportunity for a C/C++ Senior Software Engineer to work on our NE-ONE network emulation product family. This is an ideal opportunity for someone wishing to utilize their experience … developing in a Linux environment, using the GNU suite (gcc, gdb) At least 2 years’ experience mentoring and supporting other software development engineers Strong C++ programming experience and Object-oriented techniques Strong logical and analytical skills Network programming experience Multithreaded programming experience Python programming experience Ability to innovate and think ...

Hands-on practical experience delivering system design, application development, testing, and operational stability Advanced knowledge and demonstrated skills in in programming languages C and C++ Demonstrated experience leading effective use of enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, code review, test acceleration, troubleshooting ...

4+ years of experience in Software development of complex applications. Excellent understanding of design principles and considerations, best practice 4+ years of Java and C++ development experience History of applying best practices, code reviews and quality checks Familiarity with build pipeline tools and technologies such as Gitlab Must be self ...

Demonstrated experience of 5+ years in a relevant field Highly proficient in at least one of (and familiar with at least two of) C, C++, C#, Python programming languages Awareness and/or experience of embedded or real‐time software Experience of hardware-software integration, test automation (specifically using ...

Tower Research Capital is a leading quantitative trading firm founded in 1998. Tower has built its business on a high-performance platform and independent trading teams. We have a 25+ year track record of innovation ...

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Senior Lead Software Engineer at JPMorganChase within the Commercial & Investment ...

modern software engineering practices (design patterns, SOLID principles, automated testing, continuous integration/delivery). Modernize legacy systems — Lead migration of mature C/C++ codebases to modern languages, runtimes, and UI/UX frameworks while preserving scientific accuracy and performance. Leverage AI-assisted development — Actively adopt AI-powered tools … engineering building and shipping complex, production-grade applications — not solely scripting, prototyping, or research. Strong proficiency in C#/.NET; and also C/C++; demonstrated ability to work across both languages in a single product ecosystem. Undergraduate (or higher) degree in Computer Science, Software Engineering, or a closely related ...

statistics. You will also integrate these applications and AI capabilities with existing customer systems, infrastructure and operational workflows. You will work closely with Python, C++ and AI Engineers, as well as customers and end users, helping to shape products from initial concept through to deployment. This role offers genuine influence … software interfaces and integrated workflows that improve existing processes. Work with customers to understand their infrastructure, technical requirements and operational needs. Collaborate with Python, C++ and AI Engineers throughout the development lifecycle. Contribute to software architecture, technical direction and technology choices. Build scalable, maintainable and well-tested production software. Support ...

modern software engineering practices (design patterns, SOLID principles, automated testing, continuous integration/delivery). Modernize legacy systems — Lead migration of mature C/C++ codebases to modern languages, runtimes, and UI/UX frameworks while preserving scientific accuracy and performance. Leverage AI-assisted development — Actively adopt AI-powered tools … engineering building and shipping complex, production-grade applications — not solely scripting, prototyping, or research. Strong proficiency in C#/.NET; and also C/C++; demonstrated ability to work across both languages in a single product ecosystem. Undergraduate (or higher) degree in Computer Science, Software Engineering, or a closely related ...

components for cross-platform desktop and mobile applications, with a focus on reliable, high-quality and highly usable software. Write code primarily in modern C++, and work across other languages as the work requires. Lead the scoping, design and estimating of new software and complex integration tasks, building prototypes … goals. Key Knowledge and Skills: A degree in Computer Science, Engineering, or a related technical or scientific subject. Experience developing complex software in modern C++ for systems software and desktop or mobile applications. Design and architecture experience, and the ability to solve systems-level problems with multiple complex interactions between ...

involving data analysis or insightsSoftware Engineer:* Degree in Computer Science or related a STEM discipline* Proficiency in one or more programming languages (Java, Python, C++, JavaScript)* Understanding of object-oriented programming (OOP) principles* Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django)* Knowledge of full-stack development concepts (e.g. ...