Full-Stack Software Engineer with OAuth

Endava harnesses technology to drive meaningful change by combining AI-native engineering, deep industry expertise, and a people-centric mindset. They partner with leading organisations to solve complex business challenges and create digital products and platforms that impact the insurance sector. This role supports a strategic partnership with WTW, a global leader in insurance consulting and technology.

Software Engineering:

• 4+ years commercial development experience with C# and modern .NET.
• Strong REST API design and development.
• Experience with scalable enterprise applications and platform services.
• Strong knowledge of object-oriented programming.

Identity & Security:

• Strong understanding of OAuth 2.0, OpenID Connect (OIDC), JWT.
• Knowledge of modern authentication and authorization concepts.
• Experience integrating with enterprise identity providers.
• Understanding of secure API design and identity-based access control.

Cloud & Platform Engineering:

• Experience with cloud-native applications on Microsoft Azure.
• Familiarity with Azure DevOps, Git, and CI/CD pipelines.
• Knowledge of Infrastructure as Code tools like OpenTofu or Terraform.
• Understanding of Azure API Management or similar API Gateway technologies.

Front-End Development:

• Experience developing Angular applications using TypeScript.
• Building administrative or developer-focused web applications.

Engineering Practices:

• Writing automated tests (unit, integration, API).
• Experience in Agile Scrum teams.
• Strong communication and collaboration skills.

Preferred Skills:

• Auth0
• Fine-Grained Authorization (FGA)
• Google Zanzibar authorization model
• Azure API Management (APIM)
• SCIM integrations
• Identity Federation
• Datadog
• Playwright
• Trivy
• GitLeaks
• Invicti
• Experience building reusable developer platforms
• Experience working with enterprise shared services

Identity Platform Development:

• Design, develop, and maintain authentication and authorization services using modern .NET technologies.
• Develop reusable platform services for secure authentication and authorization.
• Build scalable REST APIs and integration services.
• Develop and maintain Angular-based administration portals.
• Evolve Fine-Grained Authorization (FGA) capabilities.

Platform Services & Developer Experience:

• Develop reusable SDKs, libraries, and APIs.
• Build developer tooling to improve onboarding and adoption.
• Maintain technical documentation.
• Design stable, reusable platform interfaces.

Cloud & Platform Engineering:

• Develop cloud-native services on Microsoft Azure.
• Build and maintain reverse proxy capabilities using Azure API Management.
• Support Infrastructure as Code with OpenTofu/Terraform.
• Contribute to CI/CD pipelines using Azure DevOps.
• Improve platform scalability, security, and resilience.

Engineering Excellence:

• Write unit, integration, and automated tests.
• Participate in peer reviews and technical design sessions.
• Promote engineering best practices including Clean Code and secure development.
• Collaborate with multidisciplinary teams.

Operations & Collaboration:

• Participate in third-line production support and on-call rotation.
• Investigate production issues.
• Work closely with multiple product teams.
• Contribute to long-term ownership of the Authentication & Authorization platform.

Salary and benefits decisions are based on non-discriminatory, gender-neutral criteria in accordance with the Polish Labour Code amendments implementing Directive on pay transparency. Current or past remuneration is not requested or considered during recruitment. The company welcomes applications from all backgrounds and offers adjustments during recruitment if needed.