Responsibilities

Supplier integrations: Building and maintaining the connections between Heidi and our suppliers. Working with third‑party APIs, handling data mapping, error handling, and monitoring. Data quality: Ensuring data flowing through your integrations feeds our pricing engine and search platform accurately. Supply breadth projects: Contributing to mix‑and‑match transfers, open jaw flights, and flexible accommodation features. Growth: Developing strong views on supply system evolution and taking on increasingly complex work over time.

Qualifications

You can build and maintain backend services in C# /.NET Core. You understand relational databases (MySQL, SQL Server) and can write efficient queries. You have worked with third‑party APIs and implemented robust retry and error logic. You can work through ambiguity and self‑direct on integration specifications. You communicate clearly with non‑technical stakeholders. Bonus: Experience with Docker, Azure, React/Next.js, but none are required.

Benefits

Salary £75k‑£100k based on experience. 25 days annual leave + bank holidays + 4 wellbeing days. Hybrid working policy with flexible office/home split. Vitality health insurance. Enhanced parental leave for primary/secondary carers and adoptive parents.

Additional perks

£1,000 Heidi holiday credit + additional holiday discounts. Company social calendar – summer party, end‑of‑term conference, budget for team celebrations. £300 work‑from‑home budget.

Team & Manager Reporting to our Senior Developer and Team Lead, the tech lead. Our Commitment to inclusive hiring We want to create an inclusive environment that celebrates the diversity of our people whilst enabling them to do the best work of their careers. We are committed to ensuring that all our people processes are equitable. All applicants will be considered for employment without attention to age, sex, ethnicity, religion, sexual orientation, gender identity, family or parental status, national origin, veteran, neurodiversity status or disability status. #J-18808-Ljbffr