Senior .NET Engineer – Tax Platform (Azure) – Amsterdam

LexisNexis Special Services Inc.; Amsterdam; Hybrid; EUR 65,000 - 109,000; Full time

Benefits offered by this job

Hybrid work

Flexible hours

Remote work abroad

In‑house gym

Professional development

Job summary

Nextens is seeking a Senior Software Engineer to own parts of the Dutch tax platform. You will design, build and maintain services for tax filing and compliance, balancing quality and delivery with long-term maintainability.

You will join Team Fiscal, collaborating with domain experts and product owners to translate fiscal requirements into reliable software for the Netherlands. The role offers hybrid work from our Amsterdam office and a strong commitment to innovation.

Qualifications

• A bachelor’s degree in Computer Science, Software Engineering, or equivalent experience.
• 4+ years of hands‑on software development experience, with evidence of increasing technical ownership, preferably with C#, .NET, Azure, and modern web technologies.
• A strong quality mindset, including testing, refactoring, code reviews, clean architecture principles, and coaching others to raise engineering standards.
• Interest in using AI‑assisted development tools responsibly as part of everyday engineering work.
• Strong analytical and problem‑solving skills, especially with complex logic or data.
• A collaborative mindset — you enjoy working closely with engineers and domain experts to create practical, high‑quality solutions.
• A focus on clean, maintainable code and a habit of writing tests to ensure quality.
• Fluency in English is required; reading Dutch requirements texts; spoken Dutch is helpful but not essential.

Responsibilities

• Design, build, and evolve core modules for tax filing and compliance, taking ownership from solution design through long‑term maintainability.
• Use modern engineering practices, including AI‑assisted development tools where appropriate, to improve productivity, quality, and maintainability.
• Develop and improve back‑end and front‑end components, APIs, interfaces, and integrations for a scalable, stable platform with large data volumes and complex tax logic.
• Contribute to new features and innovations, such as integrations with external systems and tools for tax advisory workflows.
• Work closely with domain experts and product owners to translate regulations and customer needs into reliable software solutions.
• Improve engineering quality through testing, refactoring, code reviews, and mentoring other engineers.

Skills

Analytical thinking

Quality mindset

Collaborative mindset

Testing and refactoring

Code reviews

Mentoring

English fluency

Dutch reading ability

Education

Bachelor's degree in Computer Science or Software Engineering

Tools

C#

.NET

Azure

Modern web technologies

Job description

Nextens is seeking a Senior Software Engineer to own parts of the Dutch tax platform. You will design, build and maintain services for tax filing and compliance, balancing quality and delivery with long-term maintainability.

You will join Team Fiscal, collaborating with domain experts and product owners to translate fiscal requirements into reliable software for the Netherlands. The role offers hybrid work from our Amsterdam office and a strong commitment to innovation.