Top 10+ C# Development Companies in Oslo | C# Developers Oslo 2026

Last Updated 04th September 2026 | Category: Top Web Development Firms

The List of Top 10+ C# Development Companies in Oslo | Top C# Developers Oslo September 2026

hyperlink infosystem

Details

Founded: 2011
Hourly Rates: < $25
Employees: 1000+
Avg. Project Cost: NOK 24,669,758+
Ratings:
5.0
497 Reviews

Service Line

  • Web Development
  • Web Design
  • PHP Development
  • WordPress Development
  • AngularJS Development
  • Node.js Development
  • MySQL
  • Drupal
  • E-Commerce
  • Mobile App Development
  • UI/UX Design
  • CMS Development
  • .NET Development
Since 2011, Hyperlink InfoSystem has operated as a technology services provider. Hyperlink InfoSystem focuses on Mobile App Development. Hyperlink InfoSystem employs 1000+ people. Clients can expect pricing around < $25/hr, with projects averaging about $100,000. Overall, Hyperlink InfoSystem is one of the options worth shortlisting for a technology project.
q software

Details

Founded: 2013
Hourly Rates: $50 - $99
Employees: 50 - 249
Avg. Project Cost: NOK 493,395+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • PHP Development
  • Mobile App Development
  • UI/UX Design
  • Custom Software Development
Q Software works with clients to plan, build, and ship digital products. Their core services include Web Development. With 50 - 249 people on staff, Q Software can take on projects of varying size. Typical hourly rates run around $50 - $99/hr, with an average project cost near $100,000. These details offer a useful starting point when evaluating Q Software.
omega Media AS

Details

Founded: 2012
Hourly Rates: N/A
Employees: 2 - 9
Avg. Project Cost: NOK 98,679+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • Mobile App Development
  • UI/UX Design
Omega Media AS is a software development company that turns ideas into working products. The company's main offerings are Mobile App Development. Its team includes 2 - 9 specialists working across design, development, and delivery. The average project on record costs around $50,000. This gives a quick snapshot of what to expect when working with Omega Media AS.
freezepro software

Details

Founded: 2006
Hourly Rates: $25 - $49
Employees: 10 - 49
Avg. Project Cost: NOK 49,339,515+
Ratings:
4.6
8 Reviews

Service Line

  • Web Development
  • Web Design
  • MySQL
  • Mobile App Development
  • UI/UX Design
  • Custom Software Development
  • CMS Development
Since 2006, FreezePro Software has operated as a technology services provider. Their work spans web development, mobile apps, and custom software projects. FreezePro Software employs 10 - 49 people. Clients can expect pricing around $25 - $49/hr, with projects averaging about $2,500,000. Overall, FreezePro Software is one of the options worth shortlisting for a technology project.
red rabbits as

Details

Founded: 2009
Hourly Rates: N/A
Employees: 2 - 9
Avg. Project Cost: NOK 986,790+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • UI/UX Design
  • CMS Development
Businesses looking for a reliable technology partner often consider Red Rabbits AS. Their core services include Mobile App Development and Custom Software Development. With 2 - 9 people on staff, Red Rabbits AS can take on projects of varying size. The average project on record costs around $2,500,000. These details offer a useful starting point when evaluating Red Rabbits AS.
funkbit as

Details

Founded: 2010
Hourly Rates: $100 - $149
Employees: 2 - 9
Avg. Project Cost: NOK 98,679+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • PHP Development
  • Mobile App Development
Since 2010, Funkbit AS has operated as a technology services provider. Funkbit AS takes on projects ranging from websites to mobile apps to custom software builds. Funkbit AS employs 2 - 9 people. Typical hourly rates run around $100 - $149/hr, with an average project cost near $100,000. This gives a quick snapshot of what to expect when working with Funkbit AS.
better software group

Details

Founded: 2010
Hourly Rates: $50 - $99
Employees: 50 - 249
Avg. Project Cost: NOK 24,669,758+
Ratings:
4.1
6 Reviews

Service Line

  • Web Development
  • Web Design
  • AngularJS Development
  • Mobile App Development
  • UI/UX Design
Better Software Group is a software development company that turns ideas into working products. The company's main offerings are Mobile App Development. With 50 - 249 people on staff, Better Software Group can take on projects of varying size. Typical hourly rates run around $25 - $49/hr, with an average project cost near $5,000,000. This profile is a starting point — reach out to Better Software Group directly to discuss project specifics.
softarch technologies

Details

Founded: 2003
Hourly Rates: N/A
Employees: 2 - 9
Avg. Project Cost: NOK 986,790+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • E-Commerce
  • Mobile App Development
  • CMS Development
Since 2003, Softarch Technologies has operated as a technology services provider. Their work spans web development, mobile apps, and custom software projects. The company operates with a team of 2 - 9 professionals. The average project on record costs around $2,500,000. These details offer a useful starting point when evaluating Softarch Technologies.
itera

Details

Founded: 1989
Hourly Rates: $50 - $99
Employees: 500 - 999
Avg. Project Cost: NOK 98,679+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • PHP Development
  • WordPress Development
  • Mobile App Development
  • Custom Software Development
  • Ruby on Rails
Since 1989, Itera has operated as a technology services provider. Itera focuses on Custom Software Development. Itera employs 500 - 999 people. Typical hourly rates run around $50 - $99/hr, with an average project cost near $50,000. These details offer a useful starting point when evaluating Itera.
red performance

Details

Founded: 2011
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: NOK 49,339,515+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • PHP Development
Since 2011, RED Performance has operated as a technology services provider. Their work spans web development, mobile apps, and custom software projects. RED Performance employs 10 - 49 people. Clients can expect pricing around $100 - $149/hr, with projects averaging about $2,500,000. These details offer a useful starting point when evaluating RED Performance.
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FAQ

Frequently Asked Questions

Got questions about our specialized technology solutions? We have the answers to help you make informed decisions.

The best Web Development companies in Oslo share a few common traits: a portfolio of shipped, real-world products, verified client feedback rather than self-reported testimonials, and a team structure built for accountability instead of just headcount. They can point to specific outcomes — faster load times, higher conversion, successful launches — rather than vague claims of expertise. Cross-checking a shortlist against independent reviews is the fastest way to separate genuinely strong Web Development firms in Oslo from those that simply market well.

Most Web Development companies in Oslo default to one of three setups: fixed-price when the scope is locked down in advance, time-and-materials when requirements are expected to shift, or a dedicated team model for ongoing product work that doesn't have a fixed end date. None of these is inherently better — the right fit depends on how settled your requirements actually are. A Web Development partner in Oslo worth working with will tell you honestly which model fits your project instead of pushing whichever one is easiest for them to sell.

The better Web Development companies in Oslo plan around the time difference rather than ignoring it — usually by shifting core hours to overlap a few hours with the client's day, and filling the rest of the gap with recorded demos, written status updates, and async-friendly tools. It's a solvable problem, but only if it's addressed explicitly before the project starts; agree on exactly how much overlap you need with your Web Development partner in Oslo up front.

It does, in fairly practical ways — communication style, how formally decisions get escalated, and the pace at which changes get approved all vary by region, and Oslo has its own norms around each. None of this is a problem as long as expectations are set early; the Web Development engagements that go smoothly in Oslo are usually the ones where the client spent a little time upfront understanding how the team likes to work, not just what they can build.

Value from a Web Development company in Oslo comes less from the rate you negotiate and more from whether the team understands the business problem behind the build. Firms that ask about your actual goals before proposing a solution, and that stick around to look at usage data after launch, tend to produce work that pays for itself. A Web Development partner in Oslo chasing the lowest quote rarely correlates with the best long-term outcome.

The reputable ones treat it as non-negotiable — NDAs signed before any real discussion happens, access controls that limit who on the team can see what, and contract language that clearly transfers all IP to the client on final payment. Internal confidentiality agreements for staff are standard practice at any Web Development company in Oslo worth hiring. If a firm is loose about any of this in early conversations, that's a preview of how they'll handle it once your data is actually in their systems.

It tells you quite a lot, actually. A Web Development company in Oslo with a healthy share of repeat clients is being chosen again by people who already know exactly what working with them is like — a stronger signal than a first-time review can offer. When comparing options, ask directly what share of their business comes from returning clients and, if possible, talk to one of them.

Start by filtering for Web Development companies in Oslo with direct experience in your vertical — a firm that has already built for healthcare, fintech, or retail will already understand the compliance rules and user expectations that come with it, instead of learning them on your project. Ask for case studies specific to your industry, and where possible, talk to a client from the same sector to confirm the experience is as deep as the portfolio suggests.
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