Senior Data & AI Platform Engineer — Hybrid (London)

Owen Thomas B Corp; Greater London; Hybrid; GBP 90,000 - 140,000; Full time

Benefits offered by this job

29 days holiday allowance + bankhols

Private medical and dental healthcare

Pension contribution up to 10%

24/7 Employee Assistance Programme

Life Assurance Cover

Cycle to work scheme

Hybrid working model

Volunteering days

Dog-friendly office

Job summary

StepStone Group is seeking a Senior Software Engineer II (Data & AI Platform) in London. You will lead and shape the Data Platform, driving architectural decisions across data, platform and infrastructure domains, while collaborating with Engineering Managers and Product Managers.

You’ll build scalable data capabilities to support analytics and AI, mentor engineers, and drive AI-assisted development in a hybrid London environment.

Qualifications

• Proven expertise in data platforms and cloud-native architectures.
• Experience shaping technical direction across teams and stakeholders.
• Strong background in scalable data solutions and modern data ecosystems.

Responsibilities

• Define and evolve the technical vision, roadmap and architecture of the Data Platform, driving decisions across data, platform and infrastructure domains
• Establish engineering standards, best practices and reusable patterns while partnering with Enterprise Architecture and influencing technical direction
• Drive engineering excellence by improving code quality, testing, observability, reliability and operational practices; support end-to-end delivery
• Mentor engineers, grow senior technical capabilities and champion AI-assisted development and engineering automation

Skills

AWS

Terraform

Kafka

MSK

Airflow

Glue

Spark

Data platforms

Cloud-native architectures

Datadog

DBT

Tools

Datadog

DBT

Job description

StepStone Group is seeking a Senior Software Engineer II (Data & AI Platform) in London. You will lead and shape the Data Platform, driving architectural decisions across data, platform and infrastructure domains, while collaborating with Engineering Managers and Product Managers.

You’ll build scalable data capabilities to support analytics and AI, mentor engineers, and drive AI-assisted development in a hybrid London environment.