Staff Engineer, Python | AI-Driven FinTech, Series C | 1-2 Days Hyrbid, London | Up to £150,000+ Equity & Benefits

Staff Engineer, Python | AI-Driven FinTech, Series C | 1-2 Days Hyrbid, London | Up to £150,000+ Equity & Benefits

London Full-Time 150000 - 150000 £ / year (est.) Home office (partial)
Owen Thomas | B Corp™

At a Glance

  • Tasks: Lead technical vision and system design for a major engineering division in FinTech.
  • Company: Fast-scaling AI-driven FinTech platform transforming global financial markets.
  • Benefits: Up to £150,000 salary, equity, private medical, and flexible hybrid work.
  • Other info: Work with elite engineers and enjoy excellent career growth opportunities.
  • Why this job: Join a high-impact team and shape the future of financial technology.
  • Qualifications: Extensive backend development experience, especially in Python and data-intensive environments.

The predicted salary is between 150000 - 150000 £ per year.

Apply below after reading through all the details and supporting information regarding this job opportunity.

About the company:

We are working with a highly successful, fast-scaling FinTech platform that is fundamentally transforming data infrastructure and workflow automation across global financial markets. They have proven product-market fit, their AI-powered platform is already trusted by over 300+ companies worldwide, including global banks, private equity firms, and asset managers. The business is at a defining global inflection point and is accelerating its expansion into entirely new market verticals. To spearhead this next chapter of hyper-growth, they are investing heavily in their technical leadership layer, creating a high-impact engineering environment designed for top-tier talent. They have established an elite culture that balances deep technical strategy with pragmatism, replacing fragmented workflows with highly sophisticated, scalable data platforms and services.

About The Role:

You will be joining as a hands-on technical leader on the Individual Contributor (IC) track, taking ownership of the technical vision and system design for a major expanding engineering division. They value engineers who move seamlessly between deep-dive debugging and high-level system architecture, partnering closely with over 6+ engineering teams to raise the technical bar across the organisation. Beyond driving core Python backend development, you will influence broad technical strategy, participate in governance, and guide cross-team architecture to prevent unnecessary complexity and coupling. This is a high-visibility role where you will set the engineering standards, mentor senior talent, and leverage AI-assisted engineering tools to accelerate system delivery.

Requirements For The Role:

  • Extensive experience building, delivering, and scaling backend systems from development through to production, specifically within data-intensive environments.
  • Deep expertise in distributed systems, APIs, data pipelines, complex relational domains, and entity resolution/mapping.
  • Proven experience with platform modularisation, database decoupling, and service-oriented or event-driven architectures.
  • High proficiency in Python (or similar backend languages), alongside familiarity with cloud infrastructure (AWS) and containerisation (Kubernetes).
  • A strong product and customer-centric mindset, comfort driving clarity through ambiguity, and a history of end-to-end technical project ownership.
  • Exceptional communication skills, with the ability to create clear technical documentation and align both technical and non-technical stakeholders.

What Can They Offer You:

  • Salary of up to £150,000
  • Pension scheme up to 7%
  • Private medical
  • 1-2 days per week in the office and work abroad for up to 3 months per year

If you are interested in the role, apply here today and the team at Owen Thomas Recruitment Limited (OT Group) will give you a call if you are a good fit!

Staff Engineer, Python | AI-Driven FinTech, Series C | 1-2 Days Hyrbid, London | Up to £150,000+ Equity & Benefits employer: Owen Thomas | B Corp™

Join a pioneering FinTech platform that is reshaping the financial landscape with its AI-driven solutions. With a commitment to fostering a high-impact engineering culture, this company offers exceptional benefits including a competitive salary of up to £150,000, a generous pension scheme, and the flexibility of hybrid working arrangements. Employees are encouraged to grow through mentorship opportunities and collaboration across diverse engineering teams, making it an ideal environment for those seeking meaningful and rewarding careers in technology.

Owen Thomas | B Corp™

Contact Details:

Owen Thomas | B Corp™ Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Staff Engineer, Python | AI-Driven FinTech, Series C | 1-2 Days Hyrbid, London | Up to £150,000+ Equity & Benefits

Tip Number 1

Network like a pro! Reach out to your connections in the FinTech space, especially those who might know someone at the company. A personal introduction can make all the difference in getting noticed.

Tip Number 2

Prepare for the interview by diving deep into the company's tech stack and recent projects. Show them you’re not just another candidate; you’re genuinely interested in their mission and how you can contribute.

Tip Number 3

Don’t underestimate the power of follow-ups! After your interview, send a quick thank-you note expressing your enthusiasm for the role. It keeps you on their radar and shows your professionalism.

Tip Number 4

Finally, apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take that extra step!

We think you need these skills to ace Staff Engineer, Python | AI-Driven FinTech, Series C | 1-2 Days Hyrbid, London | Up to £150,000+ Equity & Benefits

Python
Backend Development
Distributed Systems
APIs
Data Pipelines
Relational Databases
Entity Resolution

Some tips for your application 🫡

Tailor Your CV:Make sure your CV is tailored to the role of Staff Engineer, Python. Highlight your experience with backend systems, distributed systems, and any relevant projects that showcase your technical leadership skills.

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about AI-driven FinTech and how your background aligns with the company's mission. Don’t forget to mention your experience in mentoring and driving technical strategy.

Showcase Your Technical Skills:Be specific about your proficiency in Python and any other relevant technologies like AWS or Kubernetes. Include examples of how you've used these skills in past projects to solve complex problems or improve system performance.

Apply Through Our Website:We encourage you to apply through our website for a smoother application process. This way, we can ensure your application gets the attention it deserves and you can easily track your progress!

How to prepare for a job interview at Owen Thomas | B Corp™

Know Your Tech Inside Out

Make sure you brush up on your Python skills and be ready to discuss your experience with backend systems, distributed architectures, and data pipelines. Prepare to dive deep into technical discussions, as they’ll want to see your expertise in action.

Showcase Your Leadership Skills

As a Staff Engineer, you'll be expected to mentor others and influence technical strategy. Be prepared to share examples of how you've led projects or teams in the past, and how you’ve raised the technical bar in previous roles.

Understand Their Business

Research the company’s AI-driven platform and its impact on the FinTech landscape. Knowing their product and market position will help you align your answers with their goals and demonstrate your genuine interest in their mission.

Prepare for Scenario Questions

Expect questions that assess your problem-solving abilities and how you handle ambiguity. Think of scenarios where you had to make tough decisions or navigate complex technical challenges, and be ready to explain your thought process clearly.