Full Stack Engineer

Full Stack Engineer - Offers

Hybrid in London, UK.

We’re looking for a Full Stack Engineer to join our Offers Team. You’ll help build and evolve the systems that generate loan offers for new customers, including pricing, credit limits, and other offer terms.

iwoca provides flexible finance for SMEs using smart technology, data science, and outstanding customer service. We have supported 100,000 businesses with more than £4bn in funding and aim to help one million SMEs.

The Offers team owns and optimises the offer‑generation systems. It mainly works hybrid in London and includes data scientists, strategy analysts and software engineers.

As a full‑stack engineer you’ll work closely with our tech and product strategy lead. While there is some front‑end work, the majority of your work will be back‑end.

• Optimize and deploy live decision models – reduce runtime of optimisation models with data scientists.
• Redesign offer‑generation architecture – refactor and simplify existing services.
• Implement new customer offer display interfaces – build user interfaces for customers to customise loan offers.
• Develop robust analytics infrastructure – build data models and pipelines for accurate, timely data collection.

• Proficiency in Python and strong back‑end engineering skills.
• Experience designing, building, and managing relational databases.
• Experience designing, building, and maintaining API endpoints.
• Comfortable working across the full stack, including front‑end in React/Type Script.
• Strong communication skills and the ability to translate business needs into technical solutions.

• Experience with Django and Postgre
  
  SQL.
• Experience with design software such as Figma.
• Understanding of Dev Ops, containerisation, and CI/CD.
• Strong numerical or technical background, e.g., degree in maths, physics, CS, engineering, or relevant industry experience.

£65,000 – £80,000 per annum, open‑to‑discussion based on experience.

• Flexible working.
• Medical insurance through Vitality and a private GP service.
• 25 days holiday plus birthday day and option to buy/sell additional leave.
• One‑month fully paid sabbatical after four years.
• Unlimited unpaid leave.
• 3 % pension contributions and share options.
• Generous parental leave and nursery tax benefit scheme.
• Cycle‑to‑work and electric car scheme.
• Two company retreats a year.
• Learning & development budget and access to learning platforms.

• iwoca benefits & policies
• Interview welcome pack