MARGO

Senior C# WPF Developer - PnL and Risk team

Reposted 8 Days Ago

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London, England

Hybrid

Senior level

Information Technology • Consulting

The Role

The role involves designing, developing, and enhancing high-performance WPF C# applications, collaborating with trading teams, documenting processes, and ensuring compliance with regulations, while leveraging extensive experience in the financial sector.

Summary Generated by Built In

MARGO is partnering with a leading financial institution to find a Senior C# WPF Developer with experience in Risk and Profit and Loss. The knowledge of Greeks is improtant in this role.

💼 What you’ll do:

Design & Development

Build and enhance high-performance WPF C#

Collaboration & Delivery

Work closely with trading desks, pricing heads, and global infrastructure teams

Participate in sprint planning, estimation, and regular status reporting

Maintain accurate technical documentation, topology diagrams, and release records

Quality & Compliance

Develop unit tests and automated test suites

Follow all legal, regulatory, and internal compliance standards (e.g. market-abuse regulations)

Contribute to change-management processes, ensuring minimal business disruption

🛠 Tech stack & skills:

Deep expertise in WPF and C#

Agile delivery mindset; rapid prototyping and iterative improvement

Systematic reasoning, transparency, and accountability

Ability to juggle competing priorities with a solutions-driven attitude

Continuous learner: eager to adopt new technologies and share insights

🧠 Technical fit – what we’re looking for:

Degree (or equivalent) in Computer Science, Engineering, Mathematics, or related field

6+ years’ experience building WPF C# desktop applications in a high-performance trading environment

💡WHAT’S NEXT?

First meeting:You will meet with a Talent Acquisition Manager and a member of the executive committee to discuss your background, professional goals, and learn more about MARGO and the opportunities we offer.

Challenge yourself:Participate in commercial negotiation simulations with one of your future managers, who will also provide feedback based on their experience.

Final motivation interview:You will meet MARGO’s partners to confirm our mutual fit and discuss your vision and aspirations.If you’re looking to take on more responsibilities by managing your Business Unit and contributing to the growth strategy of a company that values its human capital:

APPLY NOW

As an employer, MARGO offers equal employment opportunities regardless of gender, ethnicity, religion, sexual orientation, social status, disability, or age. MARGO is committed to fostering an inclusive work environment that reflects the diversity of its teams, and several actions are taken daily to achieve this!

Top Skills

Wpf

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The Company

London

358 Employees

Year Founded: 2005

What We Do

More than a simple IT consulting group, MARGO is an alchemy of talents with constantly enriched expertise, always encouraged to be dynamic and to flourish.

For more than 17 years, we have been carrying out missions of the highest technical complexity, enabling the digital acceleration of our clients, while ensuring a perpetual intellectual and collective stimulation for all our talents.

At MARGO it's Consultant First.

By joining MARGO, your talent today will remain relevant tomorrow. We bring you into the group not only for what you are today but for the potential you wish to develop.

At MARGO, you will be able to build your own path to excellence within our teams and our missions. Tailor-made to serve your ambition and to match your talent.

Today, Margo has over 400 employees in 8 entities:

► MARGO Trading Systems: our full stack development offer in market finance
► MARGO Capital Markets: our business offer in market finance
► MARGO Analytics: our expertise in data science and data engineering
► A CAPELLA Consulting: our business offer dedicated to insurance
► CODE BUSTERS: our community of developers
► DELIVERED by MARGO: our 100% remote full stack development entity
► MARGO UK: expertise in complex coding and application support on the English market.
► MARGO Poland: expertise in complex coding in retail Banking on the Polish market