Senior .NET Developer

Lisbon, Lisbon, pt on site Until 8/23/2026 First posted March 18, 2026 Last posted March 18, 2026
Job description

Inetum is a global leader in IT services, dedicated to providing innovative solutions to our clients. We are committed to fostering a dynamic, inclusive workplace that values diversity, where creativity and collaboration thrive. We operate in 19 countries with more than 28,000 employees worldwide.

If you are looking for a dynamic, innovative, and technology-driven company, Inetum is the place for you! Come be Inetum!

We are looking for an experienced and autonomous professional to perform analysis, solution design, development, and application evolution within an SFA framework context. The role involves implementing improvements, correcting functionalities, and ensuring the quality and controlled impact of software deliveries.

Your Responsibilities:

  • Conduct technical and functional analysis of incoming requirements.
  • Design application solutions within the existing framework.
  • Develop and implement improvements and new functionalities in a .NET environment.
  • Perform technical and functional testing, ensuring high‑quality software delivery.
  • Fix defects and optimize existing modules.
  • Assess impacts across integrations, services, and the SFA architecture.
  • Ensure technical consistency across front‑end, SOAP services, database, and infrastructure components.
  • Support version control and technical documentation using CA Harvest.
  • More than 5 years of experience in .NET development, with strong proficiency in C# and VB.
  • Solid experience with ASP.NET.
  • Knowledge of:
    • MS IIS (Internet Information Services)
    • SOAP Services
    • HTML, CSS, Javascript
    • MS SQL
  • Experience working with MS Windows Server.
  • Familiarity with versioning tools, particularly CA Harvest.
  • Proven ability to assess technical impacts in critical and integrated systems.
  • High autonomy and strong self‑management capabilities.
  • Proactive approach to investigation and problem solving.
  • Attention to detail, strong organization skills, and a high sense of responsibility.
  • Clear and effective communication with technical and functional teams.
  • Adaptability and critical thinking with a solution‑oriented mindset.
  • Workplace type: Hybrid (max. of 3 times per week in the office).
  • Location: Picoas, Lisboa.
About this role

Summary

Develop, optimize, and support .NET applications, perform analysis, testing, and ensure high-quality delivery.

Job title

Senior .NET Developer

Experience level

more than 5 years

Industry

technology

Location requirements

Lisbon with hybrid work, up to 3 days in-office

Salary

Not specified

Management role

No

Skills & keywords

Required skills

C#VBASP.NETMS IISSOAP ServicesHTMLCSSJavascriptMS SQLCA HarvestWindows Server

Preferred skills

None specified

Specializations

.NETC#ASP.NETSOAPMS SQL
Locations

Structured locations inferred from the posting.

Lisbon, Portugal

Hybrid City