https://jobs.co.uk/job/senior-c-engineer-avanti--04cea946-93d3-433b-8709-b6f2c407b4e8 RSS feed for Senior C++ Engineer at Avanti. en-gb Mon, 25 May 2026 19:10:48 GMT https://jobs.co.uk/job/senior-c-engineer-avanti--04cea946-93d3-433b-8709-b6f2c407b4e8 https://jobs.co.uk/job/senior-c-engineer-avanti--04cea946-93d3-433b-8709-b6f2c407b4e8 Wed, 20 May 2026 11:53:10 GMT Location: Oxford | Salary: 90000.00-90000.00 Annual | Type: Permanent | Senior C++ Engineer - High Performance SystemsOxford (Hybrid), £90k to £95kAvanti Recruitment is working with a deep-tech company behind a high-performance reasoning engine deployed on over 60 million devices worldwide.This is core engine development for an elite engineering team working on core C++ systems, where performance, correctness, and engineering quality are absolutely critical.The RoleYou''ll be working on a performance-critical C++ system, tackling problems around:Complex data processing and reasoningConcurrency and multithreaded systemsMemory efficiency and low-level optimisationCross-platform behaviour (Linux, Windows, macOS)System-level interactions where requiredThis is hands-on, systems-level engineering.Skills required10-15 years of software development experienceStrong commercial experience with modern C++ (C+ or later)Background in systems-level or performance-critical developmentSolid understanding of multithreading / concurrencyComfortable working close to the system (memory, OS behaviour, performance)Passion for writing high-quality, maintainable codeBonus pointsExperience with low-level optimisation High-performance backend systemsQuant / trading systemsDatab... Permanent