76 to 100 of 120 C++ Jobs in the City of London

to £190k + Bonus Salary: Up to £190k + Bonus Location: London (Hybrid) Skills: Language agnostic, just need to be a keen technologist (Ideally experienced in Rust, Python or C++) This firm is an elite company with high tech standards who have previously set tech world records. They are made up of some exceptionally talented individuals who above all are More ❯

Senior C++ Software Engineer London Join a pioneering team developing advanced software for secure, high-performance communications. This is an opportunity to contribute to technology that supports public safety, defence, and government operations, working within an organisation that combines the innovation of a start-up with the stability of a globally established leader. You’ll play a hands-on role … DevOps, QA, and Architecture. If you’re passionate about engineering excellence, security, and reliability, this is a genuinely impactful role. In this role, you’ll design, build, and maintain C++ software for mission-critical communication systems while integrating with third-party platforms such as Motorola DCS and CADI. You’ll collaborate closely with cross-functional teams to deliver scalable and … performance, reliability, and security standards. You’ll have the freedom to innovate and the responsibility to deliver technology that has real-world impact. What's required for this Senior C++ Software Engineer position? Strong C++ development skills Background in mission-critical or telecommunications software Familiarity with Motorola DCS, CADI, or similar system interfaces Strong grasp of IP, TCP/UDP More ❯

Senior C++ Software Engineer London Join a pioneering team developing advanced software for secure, high-performance communications. This is an opportunity to contribute to technology that supports public safety, defence, and government operations, working within an organisation that combines the innovation of a start-up with the stability of a globally established leader. You’ll play a hands-on role … DevOps, QA, and Architecture. If you’re passionate about engineering excellence, security, and reliability, this is a genuinely impactful role. In this role, you’ll design, build, and maintain C++ software for mission-critical communication systems while integrating with third-party platforms such as Motorola DCS and CADI. You’ll collaborate closely with cross-functional teams to deliver scalable and … performance, reliability, and security standards. You’ll have the freedom to innovate and the responsibility to deliver technology that has real-world impact. What's required for this Senior C++ Software Engineer position? Strong C++ development skills Background in mission-critical or telecommunications software Familiarity with Motorola DCS, CADI, or similar system interfaces Strong grasp of IP, TCP/UDP More ❯

infrastructure Experience with code generation for vector architectures Understanding of graphics shader compilers and/or AI compiler stacks Familiarity with RISC-V architecture and vector extensions (preferred) Strong C++ programming skills Background in performance analysis and optimization More ❯

infrastructure Experience with code generation for vector architectures Understanding of graphics shader compilers and/or AI compiler stacks Familiarity with RISC-V architecture and vector extensions (preferred) Strong C++ programming skills Background in performance analysis and optimization More ❯

PON system testing and integration + Expertise in burst-mode transceiver testing. + Good understanding of equalisation methods (CTLE, FFE, DFE) to improve high-speed link performance. + Python, C++, C# + High-speed PCB design Full details are available. Please don't hesitate to get in touch with holly@platform-recruitment.com to learn more. More ❯

PON system testing and integration + Expertise in burst-mode transceiver testing. + Good understanding of equalisation methods (CTLE, FFE, DFE) to improve high-speed link performance. + Python, C++, C# + High-speed PCB design Full details are available. Please don't hesitate to get in touch with holly@platform-recruitment.com to learn more. More ❯

consumption Database skills with PostgreSQL, Redis, and/or other distributed stores Comfort with IaC (Terraform) and CI/CD pipelines Experience with other Backend languages like Go, Rust, C++ are beneficial Bonus Points For: Previous work on backend infrastructure for AI/ML or data-intensive platforms Event-driven architecture experience (Kafka, SQS, SNS) Startup or scaleup experience in More ❯

consumption Database skills with PostgreSQL, Redis, and/or other distributed stores Comfort with IaC (Terraform) and CI/CD pipelines Experience with other Backend languages like Go, Rust, C++ are beneficial Bonus Points For: Previous work on backend infrastructure for AI/ML or data-intensive platforms Event-driven architecture experience (Kafka, SQS, SNS) Startup or scaleup experience in More ❯

internal architects, hardware teams, and the Head of Department to drive innovation and transformation of the router stack. What you'll bring Strong software development experience in C/C++ on Linux, with a solid understanding of the software development lifecycle. Expertise in software architecture for IP routers and network devices (VoIP, DSL, GPON, DOCSIS, Wi-Fi), and familiarity with More ❯

We are working with a leading bank based in London to hire an experienced C++ developer to work within an established FX team. This role is an exciting opportunity to be part a large multi-asset eTrading development team. A successful candidate is expected to: Design, build and implement pricing systems. Work with teams spread across infrastructure, development, support, test More ❯

infrastructure Experience with code generation for vector architectures Understanding of graphics shader compilers and/or AI compiler stacks Familiarity with RISC-V architecture and vector extensions (preferred) Strong C++ programming skills Background in performance analysis and optimization BS/MS in Computer Science or related field More ❯

infrastructure Experience with code generation for vector architectures Understanding of graphics shader compilers and/or AI compiler stacks Familiarity with RISC-V architecture and vector extensions (preferred) Strong C++ programming skills Background in performance analysis and optimization BS/MS in Computer Science or related field More ❯

part of their aggressive growth plans, they are looking for a pragmatic and commercially oriented SRE to design, implement and maintain scalable and reliable systems. Tech Stack: Python/C++, Terraform, Prometheus, Kubernetes, Cloud Computing The core function of the role is to monitor and maintain uptime for trading systems, pricing engines and risk management tools. The client can offer More ❯

part of their aggressive growth plans, they are looking for a pragmatic and commercially oriented SRE to design, implement and maintain scalable and reliable systems. Tech Stack: Python/C++, Terraform, Prometheus, Kubernetes, Cloud Computing The core function of the role is to monitor and maintain uptime for trading systems, pricing engines and risk management tools. The client can offer More ❯

Software Developer/Engineer (C++ Mac Extensions EDR) WFH/London to £80k Do you have experience developing and integrating Mac software? You could be progressing your career at a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; the platform monitors network protocols in real-time, parses the commands and data structures … and allows customers to detect hackers, malware, data leakage and other malicious activity. As a Software Developer you will focus on enabling the core product, written in C/C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations. Location/WFH: You can work from home most of the time … meeting up with colleagues in the London office once or twice a month. About you: You have strong C++ development skills You have experience of integrating software with Apple Mac Extensions and APIs You have a good knowledge of Network Security and EDR/EDTR You have VPN client or security experience You're collaborative with great communication skills You More ❯

major organisation - giving you both the scale and impact of an enterprise and the autonomy of a smaller unit. This role is designed for a senior backend engineer (Python, C++ or C#) who has moved into AI/ML. The ideal profile is someone with deep backend fundamentals, strong Python skills, and proven experience building production-ready AI systems (GenAI More ❯

Lead Developer – Trading Systems (C++) - Systematic Crypto Arm - London - Up to £650k TC - WFH My client, a tier 1 proprietary trading firm with a three-decade track record in global markets, is seeking a Senior Software Engineer to join the systematic crypto arm of its high-frequency trading business. The firm operates across a broad spectrum of asset classes, including … mid- and high-frequency strategies across digital asset markets, trading 24/7 around the globe. To support this, we are looking for an engineer with deep expertise in C++ and a passion for building robust, high-performance distributed systems. This is not an ordinary engineering role: the systems you build will directly power live trading strategies with global impact … call support. Continuously innovate to improve performance, resiliency, and scalability. What We’re Looking For 7+ years of professional software engineering experience, with at least 5 years in modern C++ (C++17/20 strongly preferred). A proven track record of building complex, mission-critical distributed systems. Deep understanding of concurrency, memory management, and type systems in C++. Hands-on More ❯

or a related field. Proven experience in video processing or similarly performance-critical applications. Hands-on experience with Vulkan or other modern GPU APIs. Strong background in C/C++ development, both in building new systems and enhancing existing ones. Genuine enthusiasm for new ideas, a willingness to trust innovation, and the drive to execute effectively. Responsibilities: Translate high-level … mathematical models and research into production-ready encoder implementations using C++ and GPU compute technologies. Develop cross-platform solutions for operating systems including Windows, Linux, iOS, and Android. Enhance, maintain, and expand existing codebases (C/C Python). Integrate third-party commercial and open-source software components. Produce clear and well-structured technical documentation, including specifications, APIs, and integration More ❯

or a related field. Proven experience in video processing or similarly performance-critical applications. Hands-on experience with Vulkan or other modern GPU APIs. Strong background in C/C++ development, both in building new systems and enhancing existing ones. Genuine enthusiasm for new ideas, a willingness to trust innovation, and the drive to execute effectively. Responsibilities: Translate high-level … mathematical models and research into production-ready encoder implementations using C++ and GPU compute technologies. Develop cross-platform solutions for operating systems including Windows, Linux, iOS, and Android. Enhance, maintain, and expand existing codebases (C/C Python). Integrate third-party commercial and open-source software components. Produce clear and well-structured technical documentation, including specifications, APIs, and integration More ❯

Senior C++ Software Engineer Salary: £75,000 - £135,000 Key Responsibilities Design, develop, and optimize software in C++ and/or Rust for control and orchestration systems. Build low-latency interfaces between hardware and classical compute systems. Collaborate with hardware teams to integrate software with FPGAs and high-speed digital electronics. Develop and maintain firmware and drivers for custom hardware … Qualifications Bachelor's or Master's degree in Computer Engineering , Electrical Engineering , Physics , or a related field. 5+ years of professional experience in software development, with a focus on C++ and/or Rust . Strong understanding of FPGA architectures , toolchains (e.g., Xilinx Vivado, Intel Quartus), and hardware description languages ( VHDL/Verilog ). Experience with high-speed data centre More ❯

internal architects, hardware teams, and the Head of Department to drive innovation and transformation of the router stack. What you'll bring Strong software development experience in C/C++ on Linux, with a solid understanding of the software development lifecycle. Expertise in software architecture for IP routers and network devices (VoIP, DSL, GPON, DOCSIS, Wi-Fi), and familiarity with More ❯

Ultra-Low Latency C++ Engineer | High-Frequency Trading Salary: £150k-£225k Total compensation: £250k-500k depending on performance and seniority A leading quant/systematic trading firm have multiple headcount for Ultra-Low Latency C++ Engineers to join their High-Frequency Trading team in London. The teams focus is building ultra-low-latency systems operating at global scale. They're … seeking experienced C++ engineers passionate about performance optimization and elegant system design where nanoseconds matter! What You'll Do: Design and optimize latency-critical C++ systems across trading, market data, and infrastructure components Performance engineering at every layer: CPU, cache, memory, and network Profile, benchmark, and fine-tune system behaviour under real-world conditions Collaborate with hardware and FPGA engineers … on end-to-end architecture design Kernel-level optimization and low-level systems tuning Required: 5+ years developing performance-critical C++ applications (modern C++ standards) Strong systems programming and low-level understanding Expertise in Linux internals, kernel tuning, and low-level profiling tools Genuine curiosity about hardware behaviour, networking, and system optimization Why Join: Work on systems where nanosecond optimizations More ❯

Ultra-Low Latency C++ Engineer | High-Frequency Trading Salary: £150k-£225k Total compensation: £250k-500k depending on performance and seniority A leading quant/systematic trading firm have multiple headcount for Ultra-Low Latency C++ Engineers to join their High-Frequency Trading team in London. The teams focus is building ultra-low-latency systems operating at global scale. They're … seeking experienced C++ engineers passionate about performance optimization and elegant system design where nanoseconds matter! What You'll Do: Design and optimize latency-critical C++ systems across trading, market data, and infrastructure components Performance engineering at every layer: CPU, cache, memory, and network Profile, benchmark, and fine-tune system behaviour under real-world conditions Collaborate with hardware and FPGA engineers … on end-to-end architecture design Kernel-level optimization and low-level systems tuning Required: 5+ years developing performance-critical C++ applications (modern C++ standards) Strong systems programming and low-level understanding Expertise in Linux internals, kernel tuning, and low-level profiling tools Genuine curiosity about hardware behaviour, networking, and system optimization Why Join: Work on systems where nanosecond optimizations More ❯

C++ Engineer (12mo FTC) - Financial Services and Research ???? ?? Salary: up to £80,000 (12 month FTC with strong likelihood of extending) + benefits ?? Location: Remote in the UK Passionate about developing solutions for large amounts of data? Do you enjoy working in the realm of finance? If you want to work in a large, enterprise organisation with 10,000+ people … this one is for you! This established company with approximately $250bn in assets under advisement is looking for a server-side C++ Engineer on a 12 month FTC to join the team to help builds products interpreting significant volumes of financial data for some of the biggest finance institutions globally. You will be taking ownership of enhancing the performance and … scalability of systems that handle the global distribution and storage of over 40 billion messages every day. As the C++ Engineer, you will: Maintain and optimise the company's large-scale, high-volume data feeds Manage and implement updates from hundreds of data vendors Analyse and interpret complex data sets from a wide range of financial institutions ?? Tech Stack : C++ More ❯