Principal Software Engineer

• The TP ICAP Group is a world leading provider of market infrastructure.

  Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions.

  Through our people and technology, we connect clients to superior liquidity and data solutions.

  The Group is home to a stable of premium brands. Collectively, TP ICAP is the largest interdealer broker in the world by revenue, the number one Energy & Commodities broker in the world, the world’s leading provider of OTC data, and an award winning all-to-all trading platform.

  The Group operates from more than 60 offices in 27 countries. We are 5,300 people strong. We work as one to achieve our vision of being the world’s most trusted, innovative, liquidity and data solutions specialist.

  Role Overview

  Join TP ICAP as a Principal Software Engineer and lead the development of innovative, business-critical software solutions that power global financial markets. This is a senior leadership role where you will set technical direction, drive engineering excellence, and mentor high-performing teams. You’ll work in an Agile environment, influencing architecture and delivery from design through to implementation, with a strong focus on scalability, resilience, and continuous improvement.

  As a technical leader, you will collaborate across regions and disciplines, ensuring our solutions meet strategic objectives and deliver exceptional value to internal and external clients.

  At TP ICAP, you’ll lead technology initiatives that underpin global financial markets. We offer a collaborative environment, opportunities for professional growth, and the chance to make a lasting impact. If you’re passionate about engineering leadership and thrive in a fast-paced, innovative setting, we’d love to hear from you.

  Key Responsibilities

  Lead and manage a cross-functional engineering team delivering cutting-edge Front Office solutions for Rates & FX business lines.

  Collaborate with Principal Engineers globally to define and implement standards for engineering excellence.

  Partner with Solution Architects and Enterprise Architecture to design solutions aligned with IT strategy and long-term vision.

  Take ownership of delivery, ensuring solutions meet business requirements, adhere to best practices, and are delivered on time and within scope.

  Champion continuous improvement by introducing new technologies, methodologies, and processes.

  Communicate effectively with stakeholders, proactively identifying and resolving impediments to minimise delivery risks.

  Experience / Competencies

  Essential

  Proven track record of building and managing high-performing, cross-functional engineering teams in an Agile environment.

  Extensive experience designing, developing, and maintaining distributed, event-driven, cloud-native systems.

  Expert-level proficiency in .NET Framework and .NET Core (C#).

  Strong experience in API design and development (REST, GraphQL).

  Solid understanding of relational database design and optimisation (MSSQL, MySQL).

  Hands-on experience deploying and managing cloud environments (AWS, Azure).

  Deep understanding of the full SDLC, with proactive involvement across design, development, QA, and post-release support.

  Ability to balance pragmatism with innovation, delivering high-quality solutions under tight deadlines.

  Exceptional communication and influencing skills, with the ability to lead, negotiate, and collaborate effectively.

  Experience building scalable and maintainable automated testing solutions for complex systems.

  Desired

  Proficiency in WPF application development.

  Experience with financial/trading platforms and knowledge of financial markets.

  Familiarity with FIX protocol and FIX message handling.

  In-depth knowledge of AWS services.

  Exposure to Java, JavaScript, or React.

  Experience with serverless architecture and microservices.

  Understanding of TDD, BDD, or similar testing methodologies.

  Band & Level

  Manager / 7

  #LI-Hybrid #LI-MID #NIJobs

  Not The Perfect Fit?

  Concerned that you may not meet the criteria precisely? At TP ICAP, we wholeheartedly believe in fostering inclusivity and cultivating a work environment where everyone can flourish, regardless of your personal or professional background. If you are enthusiastic about this role but find that your experience doesn't align perfectly with every aspect of the job description, we strongly encourage you to apply. You may be the ideal candidate for this position or another opportunity within our organisation. Our dedicated Talent Acquisition team is here to assist you in recognising how your unique skills and abilities can be a valuable contribution. Don't hesitate to take the leap and explore the possibilities. Your potential is what truly matters to us.

  Company Statement

  We know that the best innovation happens when diverse people with different perspectives and skills work together in an inclusive atmosphere. That's why we're building a culture where everyone plays a part in making people feel welcome, ready and willing to contribute. TP ICAP Accord - our Employee Network - is a central to this. As well as representing specific groups, TP ICAP Accord helps increase awareness, collaboration, shares best practice, and holds our firm to account for driving continuous cultural improvement.

  Location

  UK - City Quays - Belfast