JJobsSonar

Frontend Developer

Avenga · Stockholm, Stockholm County, Sweden

Frontend Engineering

About this role

The Full-stack Developer will work within an agile DevSecOps team to create and maintain end-to-end web solutions. The role involves collaborating closely with UX/UI designers to build user-friendly and accessible applications. Technical responsibilities include developing web-based applications using C#, .NET, and Angular 18+, while ensuring code quality through test-driven development and automated testing. The developer will contribute technical expertise and ideas to larger business projects and document technical solutions. The position requires working in an iterative, secure software development environment in accordance with IT and information security frameworks.

Skills & technologies

Nice to have

Read full description

This is us


At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development.

This is the job

We are looking for a dedicated Full-stack Developer to help create innovative web solutions that make a difference.

You will work as part of an agile DevSecOps team, contributing to end-to-end web solutions and collaborating closely with UX/UI designers and colleagues with different skills and experiences. The role offers an opportunity to contribute ideas, solve complex problems, and support web development initiatives across larger business projects.


This is you

  • At least 4–5 years of experience in web development
  • Strong experience with C#, JavaScript, TypeScript, .NET, and CSS
  • Experience with Angular 18+
  • Experience with Azure DevOps and cloud solutions
  • Good understanding of REST, JSON, and XML
  • Experience with CSS frameworks such as Tailwind or Bootstrap
  • Experience with CMS, preferably Episerver/Optimizely
  • Knowledge of OAuth and OpenID Connect
  • Experience with Visual Studio and Postman
  • Experience with test-driven development and automated testing
  • Ability to work in an agile environment and contribute to problem-solving
  • Strong communication and collaboration skills
  • Swedish level - C1+

Nice-to-have skills:

  • Experience with Docker
  • Knowledge of SQL and databases
  • Experience with Redis or other caching solutions
  • Experience with web analytics tools such as Google Analytics or Piwik PRO

This is your role

  • Develop and maintain web-based applications with a focus on end-to-end solutions
  • Collaborate closely with UX/UI designers to create user-friendly and accessible solutions
  • Work according to agile methods and test-driven development
  • Contribute problem-solving skills, technical expertise, and ideas
  • Support the web development perspective in larger business projects
  • Document technical solutions and processes
  • Ensure code quality through unit tests and automated testing
  • Work with secure software development in accordance with applicable legal frameworks for IT and information security
  • Collaborate in an agile and iterative environment with teams consisting of different skills and experience
  • Contribute to a culture of collaboration, transparency, and continuous improvement


What awaits you at Avenga?

At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.

Ready to apply?Apply now

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