Software Engineer

About Fundment

Fundment is a fast-growing wealth infrastructure company transforming the £3 trillion UK wealth management industry. Our modern investment platform is becoming the platform of choice for financial advisers and their clients. We’re building high-performance tools with modern technology to create a better investment experience.

About the Role

We’re looking for an experienced Python Software Engineer to join our product engineering team. You’ll help build and evolve the backend systems that power our platform - working with modern Python tools and frameworks to deliver secure, scalable, and maintainable services. This includes building APIs, designing backend systems, and developing internal tools that support our operations and client-facing platform.

You’ll work closely with other engineers and cross-functional teams, take ownership of complex problems, and ship production-ready code that has real business impact. You’ll also contribute to design and architecture discussions and help maintain high standards for code quality and system reliability.

This role is best suited to someone with at least 4 years’ experience in Python-based environments, who enjoys working in a fast-paced setting, values ownership and responsibility, and thrives in a collaborative, supportive team where real impact is encouraged.

What You’ll Be Doing

• Design, build and maintain APIs, services, and data workflows that are core to our platform
• Collaborate cross-functionally with Product and internal operations to deliver robust, scalable solutions
• Help drive technical direction in an environment where pragmatic clean code, maintainability, and performance matter
• Contribute to our engineering culture through peer reviews, mentoring, and sharing best practices
• Debug tricky edge cases, improve reliability, and proactively identify performance issues

Tech Stack

• Python 3.x with FastAPI, Pydantic, SQLAlchemy, Pandas, and NumPy
• Relational databases: MySQL and PostgreSQL
• GCP experience is a plus, but not required
• Modern Middleware is a plus – e.g. Pub/Sub, Memcache.
• Docker, GitLab CI/CD, Git

What We’re Looking For

• 4+ years of professional experience writing production-grade Python
• Strong understanding of modern Python libraries, REST APIs, and async patterns
• Familiarity with SQL and working with relational databases at scale
• Passion for pragmatic clean code, robust architecture, and scalable systems
• Strong communicator, comfortable with both collaboration and taking ownership
• Experience working in fast-paced product teams, ideally within SaaS or fintech
• (Bonus) Experience working in GCP or a similar cloud-native environment

Why Join Us?

• Be part of a modern, inclusive, high-trust engineering culture
• Take ownership and ship code that directly improves client outcomes
• Work with a smart, friendly team that values balance, growth, and support
• Enjoy flexibility: hybrid working (3 days/week in our Fitzrovia office)
• Competitive benefits including:
• 28 days annual leave + bank holidays
• Enhanced parental leave
• 6% employer pension contribution
• Private healthcare
• Annual training budget

Our Values

• Collaborative – We solve problems together, with empathy and respect
• Innovative – We challenge assumptions and rethink what’s possible
• Supportive – We help each other grow and succeed
• Flexible – We adapt and evolve quickly as we scale
• Trustworthy – We deliver on our promises