Senior Software Engineer - Python/Rust

Job Description

Senior Software Engineer – Financial Technology

Location: London (Hybrid)
Salary: Competitive + Bonus & Benefits

The Opportunity

A high-growth financial technology company is looking for a Senior Software Engineer to join their team. This role offers the chance to work on cutting-edge systems, building scalable and high-performance applications that support complex financial operations.

As part of a cross-functional team, you’ll work on a modern tech stack, contributing to both backend and infrastructure development. If you enjoy solving complex problems, writing high-quality code, and collaborating with engineers, quants, and product teams, this is an exciting opportunity.

What You’ll Be Doing

• Designing, building, and optimising high-performance applications in a modern development environment.
• Developing backend services and APIs, ensuring scalability and efficiency.
• Working with cloud-based infrastructure to build and maintain reliable, distributed systems.
• Collaborating with other engineers and stakeholders to drive best practices in software development, security, and architecture.
• Identifying opportunities to improve system performance, reliability, and maintainability.
• Contributing to code reviews, technical discussions, and mentoring junior engineers.

What We’re Looking For

• Strong programming skills in Python & Rust.
• Experience working with cloud platforms such as AWS, Azure, or GCP.
• Solid understanding of microservices architecture and event-driven systems.
• Hands-on experience with databases (SQL or NoSQL) and distributed computing concepts.
• Familiarity with infrastructure as code (IaC) and DevOps practices.
• A problem-solving mindset, with a focus on writing clean, efficient, and maintainable code.

Nice to Have:

• Experience working in financial services, trading, or risk management platforms.
• Knowledge of containerisation and orchestration tools like Docker and Kubernetes.
• A passion for exploring new technologies and continuously improving systems.

What’s on Offer?

• Competitive salary + performance-based bonus
• Private healthcare
• Pension & financial benefits
• Support for professional development and training
• A collaborative, high-performing tech culture

If you’re a forward-thinking engineer who enjoys tackling technical challenges in a fast-paced environment, I’d love to hear from you.

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