Senior Developer

Wisentic; Stockholms kommun; Hybrid; SEK 540,716 - 757,002; Full time

Benefits offered by this job

Breakfast buffet

Fun team activities like Mario Kart

Job summary

Wisentic, an insurtech leader in the Nordics, is seeking a Senior Developer to shape the future of their SaaS products. In this role, you'll lead technical development, focusing on .NET 10, while collaborating closely with a small team to drive key design decisions and modernization efforts. Ideal candidates will have extensive .NET/C# experience, a product mindset, and familiarity with cloud platforms, particularly Azure. Join a mission-driven environment that values real impact, with a hybrid work model and a fun culture in Stockholm.

Qualifications

• Extensive experience in .NET/C# backend development, preferable in SaaS environments.
• Product mindset for balancing technical decisions with user value.
• Comfortable in full stack development, especially with frontend technologies.
• Experience with cloud platforms, preferably Azure.
• Ability to independently break down complex user stories.
• Curiosity and eagerness to learn about modern technology trends.
• Fluent in English; Swedish is a big plus.

Responsibilities

• Drive technical development and make key design decisions.
• Design, develop, and maintain backend systems built on .NET 10.
• Collaborate closely with other developers for informed decisions.
• Help reduce technical debt and build scalable architecture.

Skills

NET/C# backend development

SaaS and microservices

Frontend technologies like Angular

Cloud platforms (Azure)

Problem-solving with product mindset

Curiosity and eagerness to learn

Fluency in English

Swedish language skills (bonus)

Job description

For over 30 years, Wisentic has helped insurers work smarter through automation and innovation. Today, we’re one of the most trusted insurtech companies in the Nordics, using our SaaS products to simplify complexity, accelerate efficiency, and help insurers achieve their goals faster. Our teams are small, empowered, and focused on delivering real value to our customers - not just shipping features.

Being a Senior Developer at Wisentic

We are growing andlooking for a Senior Developer to help shape the future of Wisentic. You will be instrumental in driving the technical development, making key design decisions, and helping in reducing legacy while building a sustainable, future-proof SaaS product.

Working in a small and focused development team, you help create solutions that make a real difference for both current and future users. Your work includes designing, developing, and maintaining backend systems built on .NET 10, while collaborating closely with other developers to make informed technical decisions and drive modernization efforts. Along the way, you help reduce technical debt and build a scalable, maintainable architecture that supports long-term growth.

To succeed in this role, we think thatyou:

• Have extensive experience in .NET/C# backend development, preferably within SaaS and microservices environments.
  

• Are a developer who approaches problems with a product mindset, balancing technical decisions with user value and long-term product goals.
  

• Are comfortable working across the full stack and open to engaging with frontend technologies like Angular.
  

• Possess experience with cloud platforms, with a preference for Azure.
  

• Can independently break down complex user stories and lead technical initiatives.
  

• Are curious, eager to learn, and stays updated on modern technology trends.

• Are fluent in English (Swedish is a big plus).

Why join us?

We are a mission-driven company where your ideas have real impact. You’ll be part of a small, empowered product team - not a feature factory. Work closely with talented peers who value trust, autonomy, and craftsmanship, all in a hybrid setup at the heart of Stockholm.We start our Fridays with a proper breakfast buffet and add a few rounds of Mario Kart whenever there is room for a little extra fun. Excited by what you’ve read? We’d love to hear from you!