Responsibilities
* Own reliability, observability, and performance of key services
* Collaborate with clients to understand requirements, debug issues, and propose solutions
* Drive improvements to system architecture, automation, and deployment processes
* Mentor junior developers and contribute to a strong engineering culture
* Take ownership of problems—investigate, iterate, and fix
Qualifications
* Strong programming skills in Node.js or similar backend language
* Understanding of TDD and a focus on automated testing
* Comfort working directly with clients to gather requirements and debug issues
* Strong problem-solving skills and a desire to understand the root cause of complex issues
* Clear communicator—both in writing and on calls
Desired Skills & Experience
* Experience owning backend systems in production environments
* Experience with Cloud Platforms AWS or GCP
* Infrastructure-as-code, CI/CD, and observability tooling
* Experience scaling systems under sustained loadContributions to internal tooling or open source
* Experience with large datasets and machine learning models
Company Overview
TransUnion is a major credit reference agency, and we offer specialist services in fraud, identity and risk management, automated decisioning and demographics. We support organisations across a variety of sectors including finance, retail, telecommunications, utilities, gaming, government and insurance.
Benefits
* 26 days' annual leave + bank holidays (increasing with service)
* Global paid wellness days off + a bonus day off to celebrate your birthday
* A generous contributory pension scheme + access to the TransUnion Employee Stock Purchase Plan
* Private health care + a variety of physical, mental and financial fitness wellbeing programmes such as access to mindfulness tools
* Access to our diversity forums and communities so you can get involved in causes close to your heart
We're open to exploring training and development opportunities for the right candidate to ensure you are successful. We recognise that our people need the freedom to balance their day‑to‑day lives with their work, so flexible working arrangements are discussed on application.
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