Senior Azure Architect / Lead Developer in London

Senior Azure Architect / Lead Developer in London

London Full-Time No working from home possible
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Requirement details below:

  • Job Description – Senior Azure Architect / Lead Developer
  • Sector: Financial Services – Card Processing / Payments
  • Location: Onsite, London based, On site 3 days in London.
  • Contract: 6 months, possibility to extend for 18+ months)
  • Start: ASAP
  • Senior Developer / Architect with proven experience designing and delivering large-scale Azure-based systems operating at very high transaction volumes (millions per day). This role will be client-facing and strategic, with responsibility not only for technical delivery but also for uplifting internal engineering capability. This is not a mid-level hands-on dev role. They need someone who has owned architecture decisions, understands distributed systems in production, and can explain those decisions clearly.

Key Responsibilities

  • Architect, design, and evolve high-throughput, event-driven Azure platforms
  • Work within asynchronous, distributed architectures supporting large transaction volumes
  • Provide technical leadership across .NET-based applications
  • Act as a senior liaison point with the client (technical credibility is essential)
  • Mentor, train, and upskill internal engineering teams
  • Support ongoing platform evolution and potential future opportunities

Experience

  • Senior-level experience architecting Azure-based systems at scale
  • Demonstrable experience with event-driven, asynchronous architectures
  • Strong background in .NET application development
  • Experience in financial services, payments, card processing, or similarly regulated / high-volume environments
  • Ability to communicate clearly with both technical and non-technical stakeholders

Desirable

  • Hands-on experience with Cosmos DB
  • Exposure to data cubes / analytical data models
  • Experience migrating platforms from AWS to Azure
  • Prior involvement in long-running transformation or migration programmes
  • Strong communicator who enjoys coaching and developing others
  • Pragmatic and delivery-focused
  • Comfortable working on-site with clients and internal teams

Senior Azure Architect / Lead Developer in London employer: American IT Systems

Palantir is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration among high-complexity teams. With a focus on employee growth, we provide opportunities for professional development in cutting-edge technologies like Kubernetes and Terraform, all while contributing to meaningful projects that support UK Government programs in defense. Our London location not only offers a vibrant city life but also a unique chance to work on secure and scalable infrastructure that makes a real impact.

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Contact Details:

American IT Systems Recruitment Team