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Senior Software Engineer, Platform Engineering – Identity

Balyasny
London, GBR
Full-time
Senior · 10+ years experience
Onsite
USD 175000-250000 yearly / year
Discovered 2 days ago
GoPythonOAuth 2.0JWTSpiceDBOpenFGA
Free

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GoPythonOAuth 2.0
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Key Responsibilities

  • Architect, build, and maintain bespoke authentication and authorization software and platform solutions leveraged across the live trading stack, with a focus on scalability, reliability, and performance.
  • Develop solutions that enable identity and access software for human, non-human, agentic and workload identities.
  • Manage and build real-time systems with tens of millions of requests per day.
  • Develop tools and platforms that leverage LLMs, code generation and intelligent agents to streamline code delivery, testing and deployment.
  • Contribute to technology-wide engineering standards, frameworks and utilities to drive efficiency and standardization of technology solutions across the estate.
  • Deliver SDKs, clients, frameworks and documentation to ensure developers across the firm are able to self-serve the platforms and solutions that we deliver.
  • Champion SRE and DevOps best practices—including observability, automation, CI/CD, and infrastructure as code—across cloud and on-premises environments.
  • Participate in on-call rotation and incident response, sharing responsibility for production reliability.

To be considered a good fit, you must have

  • 10+ years, hands-on experience architecting and delivering production-ready software
  • Bachelor’s degree in engineering, computer science, information systems, or equivalent experience
  • Strong software development experience with Go and Python
  • Strong understanding of modern authentication and authorization systems (e.g OAuth 2.0, JWT, SpiceDB, OpenFGA)
  • Understanding of workload identities, human identities and non-human identities
  • Experience working with distributed high throughput systems
  • Experience working with containers and Kubernetes
  • Experience designing solutions architecture
  • Experience working with agentic AI SDKs and tooling
  • Detailed communication and documentation skills – ability to represent ideas, requirements, reference architecture and problems in clear, concise, and business-friendly documents

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