Senior Software Engineer

Senior Consultant - Data Engineering & Infrastructure for AI

Senior Software Engineer (.NET)

Up to £115k + Benefits | London | Hybrid

Omnis Partners are partnering with a high‑growth technology organisation that is redefining how merchants leverage data, analytics, and AI to understand performance and accelerate revenue growth.

We’re looking for a Senior Software Engineer (.NET) to join the central Data & AI team. You’ll build scalable backend services, APIs, and data pipelines that transform millions of transactions into actionable insights for merchants. This is a greenfield opportunity to shape systems that scale, drive AI‑enabled analytics, and make a real impact on the business.

• Build and maintain .NET backend services and APIs
• Develop and optimise SQL/No
  
  SQL data models for high-volume data
• Implement reliable data pipelines and event‑driven systems
• Collaborate with product, data, and engineering teams to deliver actionable insights
• Contribute to scalable, secure, and maintainable architecture

• Knowledge of data modelling, performance tuning, SQL/No
  
  SQL
• Experience with data pipelines, streaming, or batch processing
• Familiarity with CI/CD, automated testing, and version control
• Passion for data, analytics, and AI-driven problem solving

Cloud (AWS, GCP, Azure), Kafka/gRPC, React, Infrastructure as Code, ML/data processing experience

• Work on greenfield data and AI initiatives
• Build scalable systems for millions of transactions
• Influence product and architecture decisions
• Join a rapidly growing company with ambitious plans

Mid-Senior level

Full-time

Information Technology