Principal Software Engineer, Experimentation Platform

About the role

Lead the technical direction of a self-serve experimentation platform used across digital surfaces, shaping multiyear strategy and architecture so teams can test and improve customer experiences at scale.

What you will do

• Set the technical roadmap for experimentation backend services and align it with business priorities across several organisations
• Design, build and scale reliable systems and pipelines that serve teams worldwide
• Mentor engineers deeply and raise engineering standards within an agile team
• Lead medium to large projects from requirements through design, coding, testing and on-time delivery
• Diagnose production problems, form action plans and coordinate support teams to resolve them

What they look for

• Demonstrated technical leadership of an engineering team
• Background designing, building, testing and running large-scale systems
• Expertise in at least one of Java, Scala, Lua or Rust
• Experience deploying and maintaining compute environments on local and cloud systems
• Ability to steer projects spanning multiple teams and to influence technical choices across organisations
• Strong strategic thinking plus clear communication of complex technical ideas to senior audiences

Nice to have

• Hands-on work with A/B testing or experimentation
• Experience with feature flags and risk-mitigated releases
• Building data solutions or AI and machine learning products
• Notable contributions to open-source frameworks, standards or libraries