Senior Systemutvecklare med frontend-fokus

Stockholm, SwedenFull-time2026-10-21 → 2026-11-11

Core

Fullstack developer with a sharp focus on frontend, building modern digital customer portals (e.g., Open pages, My pages) using React and TypeScript.

Role type

Senior Fullstack Developer (Frontend-focused)

Builds

Digital customer portals and web interfaces

Domain

Fintech / Insurance / Banking

Required skills

React, TypeScript, C#, .NET / ASP.NET Core, REST API design, Headless CMS (Contentful), SQL Server, CI/CD (Azure DevOps), Automated testing, AI-based development tools

Preferred skills

TanStack Query, Vite, Storybook, Playwright, OpenTelemetry, BankID integration, Insurance/Pension domain knowledge

Technologies

React, TypeScript, .NET, ASP.NET Core, Contentful, Azure DevOps, SQL Server, Kong, Vite, Playwright, OpenTelemetry

Responsibilities

Develop responsive and accessible web interfaces; Work across full flows from frontend to backend and API integrations; Contribute to technical discussions and architectural decisions; Perform code reviews and share knowledge; Write testable code and automated tests; Actively use AI-based development tools for coding and analysis.

Seniority

Senior, hands-on IC

About Avaron AB

At Avaron, you get the security of permanent employment combined with the variety of working at different customers. We place specialists across everything from tech, IT and industry to project management and business support – and whatever the assignment, you have a consultant manager who is there for you and your development. About the Role You will step into a central role where marketing strategy, content, data, and campaign execution come together. The assignment is with a global company in the food and packaging space, where you will support local markets in building and optimizing B2B c