.NET React Developer (EU public)

Britenetnofluffjobspublished 10/12/2026
Must-have:TypeScriptC#ReactAzureDevOpsScrumSecurityLeadRemoteHybrid

About the role

Join an innovative environment and turn ambitious ideas into reality together with Britenet. We are a European IT company with strong Polish roots, already trusted by more than 200 business partners from all over the world. This time you have the chance to be part of a project related to the development, consulting and support of IT systems for Frontex. The European Border and Coast Guard Agency supports EU Member States and Schengen-associated countries in the management of the EU's external borders and the fight against cross-border crime. What we offer

Unique atmosphere: A good and friendly atmosphere in the company and the satisfaction of working with both departmental colleagues and direct superiors. Team-building events: Large internal technology conferences, star parties and team outings. Flexibility: Working hours are flexible and tailored to individual preferences. As is the mode of work delivery: remotely or in a hybrid model. Development paths: They are clear, straightforward and certainly not bumpy. Choose between a managerial or expert development path. Certifications: We facilitate the development of desired competencies, subsidize training and courses. Security: We have many years of experience in the market and implement national and international projects. We skillfully manage tasks and enable smooth allocation between projects Language lessons: For those who speak fluently and want to maintain this level or wish to develop their language skills, we enable free participation in language lessons. Are conducted in the modern and safe form of online meetings. Just learn IT! Comfort at work: Attractively decorated relaxation areas, available in the company's largest branches, to encourage relaxation during the day, and equipped kitchens with aromatic coffee. Support for activity: We have soccer teams, we play championships, we have marathon runners and other active sports lovers on board. We support all passions.

Daily tasks

  • Designs and develops the system
  • Lead development teams
  • Translates requirements into design
  • Optimizes software from performance, security and quality points of view
  • Produces technical documentation
  • Estimates effort and time for development
  • Sets software development standards
  • Propose technical solutions for business needs and technical problems
  • Collects and interprets software metrics
  • Manages configuration and releases
  • Contributes to requirements analysis, testing, quality assurance, change management, deployment
  • Tests solutions and develops testing tools
  • Documents developments
  • Prototypes solutions
  • Acts as 2nd and 3rd line support

Requirements

Our expectations Minimum level of education - level 6 (bachelor's degree)- ICT relevant degree is NOT mandatory Minimum IT relevant professional experience (years) - 6 Minimum project experience relevant to the profile or at similar position (years) - 3 At least 1 certification among: Advanced level certificate in software development technology domain or an equivalent certification recognized internationally (subject to acceptance as a valid credential by the Contracting Authority) Proven development and support of enterprise web applications on .NET (Core / 8) with C#, Entity Framework and SQL Server, and of React/TypeScript single-page applications, including build and deployment through Azure DevOps Pipelines Hands-on experience with deployment and operation of applications on Windows/IIS and container or virtualised platforms (Nutanix / OpenShift), background-job frameworks (e.g. Hangfire), ASP.NET Core Data Protection and certificate management, and with security-scan (Checkmarx) and penetration-test remediation Experience integrating applications with SAML 2.0 / Entra ID, PDF and image-processing libraries and document-management interfaces, and with taking over a code base delivered by an external contractor (code review, technical-debt management, third-line support) Experience supporting production systems in a large organization context (release management through a Change Advisory Board, UAT support, incident analysis) and readiness to work alongside a 3rd party development contractor during its third-level-support period English at min. B2 level Has gone at least 1 time through the complete lifecycle of the solution Expert in developing enterprise level software systems in specified technology domain Knows UML and can design applications in UML Proficient in designing and developing: data layer, business logic layer and UI layer Worked in Scrum developments Is capable for leading technical teams Holds ability to document effectively technical solutions Presents problem solving skills

Must have: Degree, Web applications, .NET Core, C#, Entity Framework, SQL Server, React, TypeScript, Azure DevOps, Windows, IIS, OpenShift, ASP.NET, SAML, UAT, UML, UI, Scrum