Senior Software Engineer (C# / .NET) - Team Lead in London

Senior Software Engineer (C# / .NET) - Team Lead in London

London Full-Time 80000 - 100000 € / year (est.) No home office possible
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At a Glance

  • Tasks: Lead a team to design and build scalable systems in C#/.NET.
  • Company: Join Caxton Associates, a global trading and investment firm with a dynamic culture.
  • Benefits: Competitive salary, career growth, and the chance to work with cutting-edge technology.
  • Other info: Collaborate with teams across London, Bengaluru, and New York in a fast-paced environment.
  • Why this job: Make an impact in finance while leading innovative software projects.
  • Qualifications: 8+ years in software development with strong leadership skills.

The predicted salary is between 80000 - 100000 € per year.

About Caxton Associates

Caxton Associates, founded in 1983, is a global trading and investment firm with offices in London, New York, Singapore, Monaco, Dubai and Bengaluru. Caxton Associates’ primary business is to manage client and proprietary capital through a suite of products designed to fit the specific needs of investors. Employing a multi-portfolio manager framework, Caxton excels in discretionary global macro investing, leveraging its diversified expertise across asset classes and markets.

About the role

We are seeking an experienced Software Engineer to lead a team within our London-based Software Development group. This is a hands‑on leadership role combining system design, delivery ownership, and team development. The team builds and maintains services and applications that support trading, compliance, and operations across the firm. You will work closely with various Technology and Operations teams across London, Bengaluru and New York.

Responsibilities

  • Lead, mentor, and develop a small team of engineers
  • Design and build scalable, maintainable distributed systems in C#/.NET
  • Own delivery across multiple concurrent projects and priorities
  • Drive best practices in testing, CI/CD, and software quality
  • Collaborate with technical and business stakeholders across regions
  • Contribute to architecture and long‑term platform direction
  • Act as the technical point of contact for the team

Qualifications

  • 8+ years of software development experience with C# and the .NET stack
  • Proven experience leading or mentoring software engineers
  • Strong track record building reliable, production‑grade systems
  • Solid understanding of distributed systems and architectural patterns (event‑driven, layered, client‑server)
  • Experience with Python and its ecosystem
  • Experience with CI/CD and modern development workflows
  • Strong SQL and relational database skills
  • Ability to manage multiple priorities effectively
  • Strong communication skills with both technical and non‑technical stakeholders
  • Exposure to financial products and market data (e.g. Bloomberg, Reuters)
  • Displays and operates at the highest degree of ethics and integrity

Highly Beneficial

  • Knowledge of finance, markets, order to trade life cycle
  • Experience with Bloomberg market data APIs like SAPI, B-PIPE, Desktop API
  • Experience with Docker and AWS (EC2, RDS)
  • Bachelor of Science Degree in Computer Science, Mathematics or a related field

Senior Software Engineer (C# / .NET) - Team Lead in London employer: Caxton Associates LP.

At Caxton Associates, we pride ourselves on being an exceptional employer, offering a dynamic work environment in the heart of London. Our culture fosters innovation and collaboration, providing ample opportunities for professional growth and development within a supportive team. With a focus on cutting-edge technology and a commitment to excellence, we empower our employees to lead impactful projects that drive the success of our global trading and investment operations.

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Contact Detail:

Caxton Associates LP. Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Software Engineer (C# / .NET) - Team Lead in London

Tip Number 1

Network like a pro! Reach out to your connections in the industry, especially those who work at Caxton Associates or similar firms. A friendly chat can sometimes lead to opportunities that aren’t even advertised.

Tip Number 2

Prepare for the interview by brushing up on your C# and .NET skills. Make sure you can discuss your past projects confidently, especially those involving distributed systems and team leadership. We want to see your passion shine through!

Tip Number 3

Showcase your soft skills! As a team lead, communication is key. Be ready to demonstrate how you've effectively collaborated with both technical and non-technical stakeholders in your previous roles.

Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining our team at Caxton Associates.

We think you need these skills to ace Senior Software Engineer (C# / .NET) - Team Lead in London

C#
.NET
Team Leadership
System Design
Distributed Systems
CI/CD
Software Quality Assurance

Some tips for your application 🫡

Tailor Your CV:Make sure your CV is tailored to the role of Senior Software Engineer. Highlight your experience with C# and .NET, and don’t forget to mention any leadership roles you've had. We want to see how you fit into our team!

Showcase Your Projects:Include specific projects that demonstrate your skills in building scalable systems and your experience with CI/CD. We love seeing real examples of your work, so don’t hold back on the details!

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about this role and how your background aligns with our needs. We’re looking for someone who can lead and inspire, so let that personality come through!

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it’s super easy – just a few clicks and you’re done!

How to prepare for a job interview at Caxton Associates LP.

Know Your Tech Inside Out

Make sure you brush up on your C# and .NET skills. Be ready to discuss your past projects in detail, especially those involving distributed systems. They’ll want to see how you’ve applied your technical knowledge in real-world scenarios.

Showcase Your Leadership Skills

Since this role involves leading a team, be prepared to share examples of how you've mentored or developed other engineers. Highlight your approach to team dynamics and how you handle project delivery across multiple priorities.

Understand the Business Context

Familiarise yourself with Caxton Associates and their business model. Knowing how software impacts trading and operations will help you connect your technical expertise to their needs, showing that you’re not just a coder but a strategic thinker.

Prepare for Technical Questions

Expect questions on CI/CD practices, testing methodologies, and architectural patterns. Brush up on your SQL skills too, as they may ask about database management. Practising coding challenges can also help you feel more confident during the technical assessment.