Senior Back End Engineer – DE Tech

Job not on LinkedIn

🕒 February 14

🏢🏡 London – Hybrid

💵 £80k - £100k / year

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

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iwoca

WebsiteLinkedInAll Job Openings

201 - 500 employees

💰 Debt Financing on 2020-08

iwoca was founded to expand possibilities for small businesses.At iwoca, we believe finance should feel like a superpower, not a headache. That’s why our founders, Chris and James, decided to create a solution custom-built for small businesses. One that strips out the hassle, gets to know what each business needs, and looks for opportunities rather than problems. One that provides access to finance where and when your business needs it.Our partner integrations and our Lending API mean we can provide access to finance where and when small businesses need it. Our award winning credit risk engine help us make faster, more accurate credit decisions built around the performance of the business.We are proud to be NACFB Lender of the year, Xero Financial Services App of the year and, most recently, winner of the £10m Banking Competition Remedies grant.Since 2012, we’ve made funding available to over 50,000 businesses, from cafés to car dealers, salons to solicitors. But we’ve only just started. Our mission is to fund one million small businesses.

📋 Description

• You’ll work on the systems that both internal and external teams rely on to serve customers. • You’ll take engineering work from an initial problem through to delivery and see the outcome in daily use. • You’ll design and build back-end services that support core operational workflows, including customer communication, underwriting, and collections. • You’ll decide when and what to automate, translating operational needs into reliable code that reduces manual effort. • You’ll identify ways to modernise our systems, managing trade-offs to keep them dependable as they scale. • You’ll be a sounding board for the team, using code reviews and design sessions to advocate for better engineering practices. • You’ll join a growing team that supports emerging leaders, offering you opportunities to lead projects end-to-end, developing your commercial judgement.

🎯 Requirements

• Proven track record in designing and building backend systems using Python, ideally with Django but open to other web frameworks such as FastAPI, Flask, or Ninja. • Experience working with relational databases, ideally PostgreSQL but open to MySQL or similar, with an understanding of performance and maintainability considerations. • Experience working on systems that support complex workflows, where data correctness and clear system behaviour matter. • A track record of taking work from an initial problem through to delivery, including shaping solutions, making trade-offs, and iterating based on how systems are used. • A drive to continually improve existing systems, not just building new ones, including simplifying and addressing long-standing pain points. • Knowing how to scale systems: Familiarity with working on internal tools or platforms used by large operational teams (Bonus). • Full-stack flexibility: Contributing to front-end codebases, particularly with React or TypeScript (Bonus). • Modern deployment experience: Working with CI/CD pipelines or deployment workflows (Bonus). • A data-driven mindset: Using data or metrics to assess whether changes have had the intended effect (Bonus).

🏖️ Benefits

• Flexible working hours. • Medical insurance from Vitality, including discounted gym membership. • A private GP service (separate from Vitality) for you, your partner, and your dependents. • 25 days’ holiday per year, an extra day off for your birthday, the option to buy or sell an additional five days of annual leave, and unlimited unpaid leave. • A one-month, fully paid sabbatical after four years. • Instant access to external counselling and therapy sessions for team members that need emotional or mental health support. • 3% Pension contributions on total earnings. • An employee equity incentive scheme. • Generous parental leave and a nursery tax benefit scheme to help you save money. • Electric car scheme and cycle to work scheme. • Two company retreats a year: we’ve been to France, Italy, Spain, and further afield. • A learning and development budget for everyone. • Company-wide talks with internal and external speakers. • Access to learning platforms like Treehouse.