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workday

Senior ML Software Engineer

Worldpay
London, GBR
Full-time
Senior · 5+ years experience
Hybrid
Discovered 3 weeks ago
databricksdockerdynamodbeksfastapiflask

Full Job Posting

About the team

Our inclusive and global teams win together every day. We’re proud to have the best minds in the industry, whom you can learn from as you grow your career. The people, the energy, and the connections are unmatched. Come and be part of an ever-evolving company and get dynamic opportunities that transcend borders.

What makes a Globalpayer?

Globalpayers think like a client, act like an owner, and win as one team. We’re curious and innovative – always finding better ways to deliver impact. We empower each other to make decisions, and our passion drives excellence in everything we set out to do.

Does this sound like you? Then you sound like a Globalpayer. Apply now to take your career global.

#LI-AB1

Qualifications

  • 5+ years as an software engineer, MLOps Engineer, or similar, with hands-on production experience operating backend services or ML-backed APIs
  • Proven expertise deploying ML models as production services, API design, and service integration
  • Strong Python skills and service/backend engineering experience (ideally in FastAPI/OpenAPI, Flask, Go, or Java)
  • Production experience with containerization and orchestration (ideally Kubernetes – EKS/OpenShift), Docker, and IaC (ideally Terraform or Terraform Cloud)
  • Ownership of CI/CD pipelines, monitoring/alerting, and on-call/incident response
  • Experience monitoring, troubleshooting, optimizing production ML systems (latency, throughput, availability)
  • Excellent communication and cross-functional collaboration skills
  • Demonstrated ability to work independently, navigate ambiguity, resolve blockers, and deliver results with a strong sense of urgency
  • Experience with MLFlow / model versioning, SageMaker Pipelines, or Databricks
  • Familiarity with real-time, high-volume data products and low-latency data stores (e.g. DynamoDB)
  • Automated testing and validation frameworks for models and services
  • Experience in regulated industries (e.g. PCI, HIPAA, SOC2), large companies, or mature engineering teams
  • Why Join Us?
  • Impact: Own high-profile ML-backed services that power customer-facing products driving measurable business outcomes
  • Autonomy: Take end-to-end technical ownership of your product area, with the responsibility and freedom to drive robust technical solutions, shape best practices, and deliver results in a fast-paced, supportive environment.
  • Collaboration: Join a cross-functional, high-performing team where your expertise is valued and grow with industry experts across engineering and product.

Preferred Qualifications

  • It’s a bonus if you have
  • Optional familiarity with LLM tooling / RAG

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