Senior Data Platform Engineer - Scale & Reliability Leader

Oxford Economics; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A leading data firm in London is looking for a Principal Software Engineer to lead and evolve their data platform. This role requires significant experience with C#/.NET and SQL, along with strong cloud infrastructure knowledge. You will design resilient data flows, oversee platform observability, and lead critical migrations while fostering a culture of reliability. Benefits include private healthcare, enhanced leave plans, and flexible working arrangements.

Benefits

Private Healthcare

Employee Assistance Program

Enhanced Maternity and Paternity Leave

Workplace Nursery Scheme

Cycle to Work Scheme

Hybrid/Flexible Working

Team Gatherings

Qualifications

• Significant experience delivering and evolving critical production systems.
• Expertise in C#/.NET and TypeScript.
• Hands-on SQL and analytical data platform experience.
• Track record of improving reliability and operability at scale.

Responsibilities

• Align platform strategy with business goals.
• Design and evolve resilient data flows.
• Establish platform observability.
• Lead and de-risk migrations.
• Own platform performance and cost efficiency.

Skills

C#/.NET

TypeScript

SQL

Cloud infrastructure

Data quality frameworks

Job description

A leading data firm in London is looking for a Principal Software Engineer to lead and evolve their data platform. This role requires significant experience with C#/.NET and SQL, along with strong cloud infrastructure knowledge. You will design resilient data flows, oversee platform observability, and lead critical migrations while fostering a culture of reliability. Benefits include private healthcare, enhanced leave plans, and flexible working arrangements.