Aubay UK
Logo Description automatically generatedSenior C++ Software Engineer (Trading & Supply)
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Role Summary
Aubay UK is seeking an experienced Senior C++ Software Engineer – Electronic Trading to join a high-performing engineering team responsible for developing and supporting a global derivatives algorithmic trading platform.
Working closely with Traders, Quantitative Analysts, and Technology teams, the successful candidate will help design, build, enhance, and optimise low-latency trading systems, exchange connectivity solutions, and trading engines that support global electronic trading operations.
This role requires deep C++ engineering expertise, a strong understanding of exchange-traded derivatives, and experience developing high-performance trading applications within Trading, Capital Markets, or Investment Banking environments. The ideal candidate will thrive in a fast-paced environment focused on reliability, scalability, and performance.
Location: London, Hybrid (2-3 Days Onsite)
Required Skills and Experience:
- 5+ years of professional C++ software development experience within Financial Services, Capital Markets, or Trading environments
- 8+ years of experience working within Trading, Capital Markets, or Investment Banking organisations
- Strong understanding of exchange-traded derivatives and the full trade lifecycle
- Knowledge of major global futures exchanges and exchange connectivity protocols
- Experience building high-performance, low-latency, distributed systems
- Strong knowledge of multithreaded, asynchronous, and parallel programming
- Excellent understanding of algorithms, data structures, and software design principles
- Experience with FIX, WebSocket, HTTP, or similar trading and messaging protocols
- Strong scripting and development skills using Python, SQL, C#, PowerShell, or similar technologies
- Experience supporting production trading environments and troubleshooting complex issues
- Strong analytical, problem-solving, and debugging skills
Desired Skills and Experience:
- Experience developing algorithmic or electronic trading platforms
- Experience building exchange gateways, feed handlers, or order management systems
- Knowledge of kernel bypass, network optimisation, and low-latency engineering techniques
- Experience working with exchange SDKs and market connectivity solutions
- Experience with Rust, TypeScript, or additional programming languages
- Knowledge of monitoring, observability, and platform performance tuning
- Experience with CI/CD pipelines and automated deployment practices
- Experience collaborating directly with Front Office users, Quants, and Traders
- Understanding of compliance, regulatory, and control requirements within trading environments
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Roles and Responsibilities:
- Design, develop, test, and maintain high-performance trading applications and exchange connectivity solutions
- Develop exchange integrations using protocols such as FIX, WebSocket, and HTTP APIs
- Build and enhance trading algorithms based on requirements from Traders and Quantitative teams
- Optimise system performance, latency, scalability, and reliability across trading platforms
- Develop and maintain feed handlers, trading gateways, and execution components
- Investigate and resolve production incidents, performance issues, and system defects
- Improve monitoring, observability, resilience, and operational support capabilities
- Support software releases, deployments, and production platform upgrades
- Work closely with Traders, Quants, and Engineering teams to translate business requirements into technical solutions
- Contribute to architecture decisions, technical design, and engineering best practices
- Maintain high standards of code quality, testing, documentation, and software delivery
- Continuously identify opportunities to improve platform performance, stability, and operational efficiency
Our Client
Our client is one of the Super Major global energy companies with around 84,000 employees across 70+ countries who are working to power progress through cleaner energy solutions.
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Specialities: Upstream/Downstream, Biofuels, Integrated Gas, New Energies, Chemicals, Energy and Trading.
You will have the opportunity to work in a challenging but rewarding environment that is fast-paced and changing fundamentally and work towards transforming the business of a Super Major energy company to meet the ambition to be a net-zero emissions energy business by 2050 whilst delivering a world-class business case that has a robust societal license to operate. In your role, you will be expected to enact change and deliver value globally across business lines and geographies.
About Aubay UK – Ahead of Innovation!
Aubay UK is a recognised InSourcing Partner for client-side deployment delivered across London. Our team, based in Canary Wharf, specialises in hiring IT professionals within London’s Energy and FinTech sectors, helping our clients to expand their operations with top-tier talent who are experts in their fields. We work exclusively with clients who are globally recognized as Energy Super Majors/Financial Services and innovative FinTech players.
Aubay UK is the most recently started branch of Aubay Group www.aubay.com. Aubay Group is an international Digital Services Company, listed on a Euronext Stock Exchange, who have been operating for 25 years in the European market and working alongside some of the biggest names in the Banking, Finance, Insurance, Energy, IT/Digital, Manufacturing, Transport and Telecoms sectors. With over 7,800 employees across 7 countries and 16 offices in England, France, Belgium, Luxembourg, Italy, Spain, and Portugal, Aubay Group generated revenues of €534 million in 2023.
This role requires you to be based in the UK and have the right to work in the UK.
Aubay UK is proud to be an equal-opportunity employer. Employment decisions will be based on merit, competence, performance, and business needs.
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