SENIOR .NET DEVELOPER (M/F)

We are Aircash, the first Croatian Fintech, a licensed EU electronic money institution and issuer of the Aircash Mastercard prepaid card.

Our vision is to be the most creative super-app in Europe and to create a better payment experience for everyone.

That is why we innovate every day to provide new products and services to our users and create new trends in the Fintech industry.

Our team of 150+ employees work on one product – the Aircash platform – and continuously develops new, innovative services and functionalities using our own knowledge and resources.

If you are interested in working in a stable and constantly growing innovative company on a platform with over 1,000,000 users across Europe, contact us - we would love to talk to you!

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We are looking for a talented and experienced Senior .NET Developer  with at least 5 years of experience to join our dynamic development team. In this role, you will play a crucial part in designing, developing, and maintaining scalable backend systems and high-quality software solutions.

Key Responsibilities:

• Design, develop, and maintain backend services and APIs using modern .NET technologies
• Write clean, scalable code
• Stay up to date with new technologies, terminology, concepts, and best practices in software development
• Participate in code reviews and provide constructive feedback to peers
• Collaborate closely with QA engineers to ensure comprehensive testing coverage and smooth deployments
• Work alongside the product team to refine requirements and deliver features that exceed user expectations
• Contribute to system monitoring, logging, and performance tuning to ensure system reliability and observability
• Test, deploy, and monitor your work – your contributions will be immediately visible to users
• Work with established development tools, guidelines, and conventions, including:
  • Web development using .NET Core or .NET Framework
  • Relational databases (MSSQL) and Object-Relational Mapping (ORM) tools like Entity Framework (EF/EF Core)
  • Build and maintain integrations with NoSQL systems like Elasticsearch and cloud-based components, such as Azure Service Bus
  • Basic understanding of frontend frameworks, with AngularJS being a plus

Qualifications you bring:

• 5+ years of professional .NET development experience, with deep knowledge of .NET Core / .NET Framework
• Strong understanding of backend architecture patterns, microservices, RESTful APIs, and asynchronous processing
• Strong problem-solving skills and a proactive approach to tackling challenges
• Familiarity with distributed systems, messaging platforms (e.g. Azure Service Bus), and event-driven architectures
• Understanding of observability concepts (logging, tracing, metrics) and tools like New Relic, Seq, or similar
• Excellent communication and collaboration skills to thrive in a team-oriented environment
• Commitment to delivering high-quality, scalable solutions focusing on user satisfaction

What’s in it for you:

• Work at the top of FinTech industry in international market
• Opportunity to participate in interesting, global-reaching projects
• Focused work on one platform and product without switching from project to project
• Dedicated time and resources for growth and adopting new skills
• Freedom to contribute, no matter what your job title is
• Possibility of product creation and development
• As we regularly research the market, you can expect a competitive salary according to your experience
• Start your working day off right, coffee and tea are waiting for you every morning in our kitchen with the view
• Daily lunch – catering service, 5 different menus every day (including veggie) and fresh fruit delivered to the office daily
• Christmas, Easter bonus and annual gift
• 100% paid Multisport card
• Comprehensive medical check-up
• Benefits for parents (newborn baby bonus, child gift, days off for first kindergarten/elementary school days)

 Where will you be working:

• We value time and knowledge that our employees put into their work - which is why we have a personalized onboarding process for your new role with us
• Our success is based on listening to the opinions of our employees and their proactivity - you will have the opportunity to give your feedback as well as receive it on a regular basis
• We invest in our employee’s knowledge and provide them with all the tools and resources needed for them to be at the level of challenges
• You will be working in a company where a friendly and team atmosphere is deeply rooted as core value