Senior Full Stack .NET / Angular Developer (contract)

About the role

We are seeking a Senior Full Stack Developer to design, develop, and scale enterprise applications across modern cloud-native platforms. This role combines .NET backend development, JBPM workflow integration, Angular front-end engineering, Spark-based data processing, and containerized deployments on OpenShift/Kubernetes.

Key Responsibilities

• Design, develop, and maintain scalable backend services using C#/.NET 6/7+, ASP.NET Core, Entity Framework Core, and REST APIs.
• Build and enhance enterprise workflow solutions utilizing JBPM.
• Develop responsive and performant user interfaces using Angular 13+, TypeScript, RxJS, and modular front-end architecture.
• Create and optimize Spark ETL/ELT pipelines, including data transformations, data quality validations, and performance tuning.
• Write high-coverage unit and integration tests using xUnit/NUnit for backend services and Jasmine/Karma for Angular applications.
• Develop automated test scripts using Playwright and iCEDQ, while leveraging Octane for test management and reporting.
• Containerize applications using Docker and manage deployments within OpenShift (OCP) environments.
• Implement and support Kubernetes workloads, including: Pods, Deployments, Services, ConfigMaps, Secrets, Horizontal Auto Scaling.
• Contribute to CI/CD automation using Azure DevOps and GitHub Actions, including YAML pipelines, quality gates, automated deployments, and cloud-native delivery practices.
• Optimize SQL queries, database structures, and ETL loading strategies for performance, scalability, and reliability.
• Participate in solution design discussions and promote engineering best practices including code reviews, testing, and architecture standards.

Required Qualifications

• 8+ years of software engineering experience with full-stack application development.
• Strong experience with C# and .NET 6/7+.
• Experience building RESTful APIs using ASP.NET Core.
• Strong front-end development experience with Angular 13+, TypeScript, and RxJS.
• Experience developing and optimizing Spark/Spark SQL data pipelines.
• Hands-on experience with SQL Server and advanced SQL performance tuning.
• Experience working with OpenShift (OCP) and Kubernetes-based deployments.
• Strong understanding of containerization using Docker.
• Experience with CI/CD pipelines using Azure DevOps and/or GitHub Actions.
• Experience writing automated tests using xUnit, NUnit, Jasmine/Karma, and Playwright.
• Familiarity with Agile development methodologies and modern software delivery practices.

Preferred Qualifications

• Experience with ADF (Azure Data Factory).
• Experience deploying applications to Azure App Services.
• Knowledge of Azure Key Vault and Azure Storage services.
• Experience building distributed systems using microservices architecture.
• Familiarity with cloud-native application design and scalability patterns.

Technical Environment

• Backend: C#.NET 6/7+, ASP.NET Core, Entity Framework Core, REST APIs, JBPM
• Frontend: Angular 13+, TypeScript, RxJS, Jasmine/Karma
• Data & ETL: SQL Server, Spark, Spark SQL
• DevOps & Cloud Native: Azure DevOps, GitHub Actions, Docker, OpenShift (OCP), Kubernetes, YAML Pipelines
• Testing: xUnit, NUnit, Jasmine/Karma, Playwright
• Architecture: SOLID Principles, Dependency Injection (DI), Mediator Pattern, Repository Pattern, Modular Monolith Architecture, Microservices

What Makes Someone Successful In This Role

• Ability to independently deliver high-quality, production-ready software.
• Strong problem-solving and troubleshooting skills.
• Focus on automation, testing, maintainability, and performance.
• Strong collaboration skills across engineering, QA, DevOps, and business teams.