Python Software Engineer
Fundment Limited · London, United Kingdom ·
- Work mode
- Hybrid
- Category
- Software engineering
- Experience
- 4+ years
Fundment Limited · London, United Kingdom ·
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.
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.
Job roles: Back End
Core skills considered: Python, FastAPI, SQLAlchemy, Pandas, Numpy
Design, build, and maintain APIs, backend services, and internal systems that support both client-facing features and operational teams
Develop and evolve data-driven workflows and integrations with third- party systems, including asynchronous processing and event-driven architecture
Shape technical direction, contribute to architectural decisions, and plan for scalability, performance, and reliability
Write clean, pragmatic code with a strong focus on maintainability, observability, and security
Investigate complex issues across distributed systems, identify root causes, and drive long-term solutions
Collaborate closely with Product, Operations, and fellow engineers to translate business needs into robust, well-engineered solutions
Contribute to code reviews, technical discussions, and shared team practices
Mentor peers and help grow a high-trust, high-impact engineering culture
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
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
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
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
Pension 6% employer contribution, minimum 2% employee contribution.
BUPA Private Health Insurance – fully paid for by the company, for you and your immediate family.
Medicash Cashplan – fully paid for by the company, for you and your immediate family.
Travel insurance – fully paid for by the company, for you and your immediate family.
Life Assurance – 4 x base salary.
Employee Assistance Programme
28 days annual leave plus bank holidays.
Paid compassionate leave – up to 5 days per year.
Enhanced paternity/maternity/adoption leave – 16 weeks at full pay after 12 months of service.
Jury service – 10 days at full pay.
Hybrid working arrangements – 3 days per week in the Fitzrovia office.