Role Summary Aubay is seeking a Senior C# Developer to join a client in the energy trading sector, where cutting-edge technology and innovation drive business growth and risk management. In this role, you will design and develop scalable software solutions that integrate seamlessly with existing IT architecture. Collaborating closely with traders, risk and finance managers, system architects, and ICT teams, you will help drive automation, optimise processes, and ensure business continuity in a fast-paced trading environment. The position involves substantial travel to Doha, Qatar. Further details about the travel requirements will be provided during the interview process. Required Skills and Experience: Bachelor’s degree in Computer Science, Engineering, or a related field. Minimum 8 years of experience designing, developing, and implementing multitier software solutions using C#, Angular JS, and .Net, preferably within commodity trading, banking, or hedge fund environments. At least 3 years of hands-on experience with Azure services, including: Azure Active Directory, Azure Functions, Azure Service Bus, Azure App Services, Azure SQL, Azure Cosmos DB, etc. Proven expertise in backend API development using C# with in-depth knowledge of RESTful and GraphQL web services. Strong experience developing frontend SPA applications using Angular. Hands-on experience with CI/CD tooling, including platforms like Azure DevOps and GitHub. Proficiency in infrastructure-as-code tools such as Bicep or Terraform. Extensive experience in writing efficient SQL and relevant database design skills. Thorough understanding of microservices architecture. Experience with full SDLC activities using Agile methodologies, including requirements gathering, prototyping, design, implementation, testing, and maintenance. Desired Skills and Experience: Familiarity with microfrontend architecture. Experience with straight-through-processing (STP) requirements and the FIX protocol. Knowledge of CTRM/ETRM systems. Exposure to Microsoft Azure Data Factory, Data Bricks, and building reporting capabilities. Proficiency in Python Experience working with NoSQL databases alongside SQL. Strong insight into LNG (Liquefied Natural Gas) trading environments is advantageous. Role Responsibilities: Design and develop scalable software solutions and interfaces that integrate with the existing IT architecture. Build and maintain in-house applications and interfaces using C# .NET Core and Angular. Collaborate with traders, risk and finance managers, business analysts, and IT teams to gather technical requirements and deliver innovative solutions. Automate processes and optimise workflows to enable business growth. Ensure seamless integration of software with third-party and in-house platforms. Stay updated on emerging technologies and contribute to proof of concepts (POCs) and best practices to maintain a competitive edge. Implement robust security measures, manage vulnerabilities, and adhere to security standards and best practices throughout the development lifecycle. Actively participate in Agile processes, including sprints, to deliver high-quality solutions within deadlines. 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. What Aubay UK Offers At Aubay UK, people are at the heart of our business. We offer a competitive remuneration package which includes a range of benefits. You will receive continuous support from our dedicated Talent Acquisition Specialists, who will support your career development and success during your assignment with our client. Other benefits include: 25 Days Annual Leave Bank Holidays Pension scheme Work-from-home opportunities Access to Udemy training platform and conferences Discount on winter sports holidays at www.aero1607.com Opportunity to work directly for the client at the end of the assignment