Senior DevOps Engineer

Aubay UK is seeking an experienced Senior DevOps Engineer – Trading & Supply to join a high-performing global team supporting business-critical derivatives trading platforms and production environments. The successful candidate will play a key role in ensuring the stability, performance, and resilience of trading systems, working closely with traders, developers, infrastructure teams, and technology vendors. This is a hands-on position requiring strong operational support, troubleshooting, automation, and engineering capabilities within fast-paced trading environments. The ideal candidate will have extensive experience supporting exchange-traded derivatives platforms, market data systems, FIX connectivity, and front-office trading applications, with a proven ability to manage incidents, improve platform reliability, and deliver robust technical solutions that support continuous trading operations.

Required Skills and Experience: 

• 8+ years' experience within Commodity Trading, Capital Markets, or Investment Banking environments  
• Strong knowledge of exchange-traded derivatives and the full trading lifecycle  
• Experience supporting front-office trading applications and production trading environments  
• Strong FIX protocol engineering and connectivity experience  
• Experience with market data distribution platforms and market data providers  
• Strong scripting and development skills using Python, PowerShell, C#, SQL, or similar technologies  
• Experience with application deployment, production support, incident management, and operational excellence  
• Strong troubleshooting and problem-solving skills within complex trading environments  
• Experience working with global futures exchanges, trading platforms, and vendor integrations 

Desired Skills and Experience: 

• Experience with Bloomberg, Refinitiv, and liquidity aggregation platforms  
• Knowledge of OMS/EMS platforms such as TT, NYFIX, Bloomberg, or TradingScreen  
• Experience supporting real-time market data distribution technologies  
• Knowledge of time-series data platforms such as kdb, Shakti, or similar technologies  
• Understanding of TCP, Multicast networking, and messaging technologies  
• Experience with exchange and vendor certification processes  
• Knowledge of algorithmic trading environments and related regulatory requirements  
• Experience working within global DevOps and on-call support models 

Roles and Responsibilities: 

• Support and maintain global derivatives trading production environments  
• Monitor critical trading workflows and drive improvements in platform stability and resilience  
• Troubleshoot and resolve application, infrastructure, connectivity, and market data issues  
• Respond rapidly to production incidents to minimise business impact and maintain trading continuity  
• Work closely with developers, traders, infrastructure teams, and vendors to resolve issues and deliver improvements  
• Serve as a subject matter expert for trading systems, market connectivity, and production support initiatives  
• Support application deployments, upgrades, and production releases following DevOps best practices  
• Manage and support FIX connectivity with exchanges, brokers, and third-party vendors  
• Support market data distribution platforms and ensure timely delivery of real-time trading data  
• Identify and implement automation opportunities to improve operational efficiency and reduce risk  
• Drive continuous improvement initiatives, including platform monitoring, reliability, and performance optimisation  
• Participate in a global on-call support rota and provide out-of-hours production support when required  
• Maintain strong operational controls, documentation, and compliance with governance standards  
• Contribute to engineering backlogs, technical debt reduction, and platform modernisation initiatives  
• Collaborate with stakeholders to deliver scalable, supportable, and business-focused solutions