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Senior SW Developer / Financial management SaaS

Role: Senior SW Developer / Financial management SaaS

A leading SaaS provider specializing in financial management and ERP solutions is seeking a Senior Software Developer to join their product development organization. In this role, you will contribute to the maintenance and evolution of a core financial software platform, working with a mix of established .NET frameworks and modern modern web technologies, while utilizing AI-native development practices.

Start: 1.8.2026

Duration: Approximately 3 - 4 months (until 31.10.2026)

Location: Remote (with occasional meetings in Helsinki or Lappeenranta)

Language: Finnish and English (Fluent)

Tech-wise we're looking for:

  • VB.NET / .NET Framework
  • C# / .NET Standard 2.0 / .NET 8+
  • SQL
  • HTML, CSS, JavaScript
  • Experience with AI-native development methods and practices
  • Previous experience in developing Payroll or Financial Management Software is an asset

Soft-skills:

  • Strong seniority with the capability to support and coach junior staff members
  • Highly collaborative team player with effective communication skills
  • Results-driven mindset with the ability to get things done efficiently and effectively

Other: Work will be conducted under an NDA. The client provides a laptop or supports your own device (including VPN setup), alongside all necessary development tools, licenses, and AI productivity tools. Travel expenses for occasional office visits are reimbursable.

Interested? Please contact Anna-Kaisa_ Witted in Slack / anna-kaisa.tolvanen@witted.com

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