About Esenda Esenda powers over £1.5bn of inbound and outbound payments annually, in the education space - from tuition and catering fees to supplier payments and payroll.
We’re a revenue-generating startup with strong product-market fit, and we’re growing fast.
Design, build, and ship reliable backend services and APIs in Python (Flask) that power core product functionality.
Own features end-to-end: data modelling (Postgres), API design, testing, production rollout and ongoing improvements.
Help uphold strong engineering standards through thoughtful code reviews, testing discipline, clean architecture, and pragmatic decision-making.
Improve service reliability and operability: monitoring, alerting, logging, runbooks, and reducing on-call toil over time.
CI/CD improvements, incremental shipping, and maintaining a high-quality codebase.
You’ll join an on-call rotation (1 week in 4) compensation: paid as an extra £300 per on-call week.
5+ years experience building and operating production backend systems.
~ Strong experience with Python, and hands-on use of Flask (or similar frameworks).
~ Solid understanding of Postgres (schemas, migrations, query performance, transactions).
~ Comfortable shipping in cloud environments—ideally AWS—and working with modern CI/CD pipelines.
~ A strong quality mindset: you care about maintainability, security, reliability, and clear documentation.
Bonus points for
Payments/fintech knowledge (reconciliation, idempotency, auditability, ledger concepts).
40 days holiday (incl. bank holidays)
~ Pension scheme (3% employer contribution)
~ Fully remote, UK-based, with 3 in-person meetups per year
~ Python, Flask
Data: Postgres
Cloud: AWS
Pragmatic, high-ownership teams with a bias to shipping
Clear communication, strong collaboration, and continuous improvement
Code reviews and sensible standards that keep quality high without slowing delivery
Technical interview (backend fundamentals, API design, production thinking)
~ Team chat + Q&A