Senior/Staff .NET Engineer
Grid Dynamics is building a new enterprise data platform on Microsoft Azure from scratch, together with the integration layer that feeds it. Our client is a UK-based sustainability-sector organisation launching a new national scheme. The platform will hold all of its operational data under strong governance, so the scheme can run transparently and evidence its performance from day one.
Essential functions
Design and build contract-first REST APIs (OpenAPI, JSON Schema) and event-driven integrations on Azure API Management, Service Bus and Event Hubs
Deliver integrations between ERP, CRM, ITSM, external partners and the data platform, from design through release
Define the shared integration standards and pipeline gates other vendors build against, covering linting, backward compatibility, naming and the API/event catalogue
Build in security and reliability: Entra ID, Key Vault, OAuth2/HMAC, retries, dead-letter and replay, end-to-end correlation and flow observability
Automate infrastructure and deployments with Bicep or Terraform and Azure DevOps pipelines
Review user stories for clarity, feasibility and architectural alignment, and make sure acceptance criteria are complete
Review code, mentor engineers, and step in for the Technical Lead when needed
Work with architects, data engineers, QA, vendors and UK-based business stakeholders across a distributed team
Qualifications
8+ years in integration or backend engineering, including integrations you designed and built yourself
Production experience with Azure API Management (policies, products, deployment as code), plus Service Bus or Event Hubs and Azure Functions or Logic Apps
REST API design with OpenAPI and JSON Schema, and asynchronous messaging patterns
C# / .NET or a comparable language, plus Azure security (Entra ID, Key Vault, private endpoints, OAuth2, HMAC)
Infrastructure as code with Bicep or Terraform, and Azure DevOps pipelines
Track record of code review and mentoring engineers
English at B2+ level, with confidence leading discussions with client stakeholders and vendors
Would be a plus
Azure API Center, Avro and schema registries, APIOps
Databricks, Microsoft Fabric or OneLake
Integrations with CRM, ERP or ITSM platforms
Multi-vendor programmes in regulated or public-scheme environments with formal governance, such as a design authority or change advisory board
Facilitating design workshops that turn business processes into integration flows
Domain experience in sustainability, recycling, logistics, supply chain, or finance and billing data (invoicing, settlement, reconciliation)
We offer
- Opportunity to work on bleeding-edge projects
- Work with a highly motivated and dedicated team
- Competitive salary
- Flexible schedule
- Benefits package - medical insurance, sports
- Corporate social events
- Professional development opportunities
- Well-equipped office
About us
Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.Apply to the position
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