Senior Software Developer
Location: Vienna
Time Type: Full time
Job Description
We are looking for an experienced Senior .NET Software Engineer to join our technology team and play a key role in the development and optimisation of our trading platform. This is a hands-on position where you’ll work across backend services and back-office applications, contributing to high-quality, high-performance enterprise software in a regulated trading environment.
Your Responsibilities
Design, develop, optimise, and maintain the backend of our trading platform using .NET (C#)
Develop, optimise, and quality-assure back-office front-end applications
Independently implement technical specifications in close collaboration with colleagues
Support ongoing operations, including monitoring, troubleshooting, and issue resolution
Your Profile
Professional Requirements
Excellent knowledge of .NET and C#
Extensive experience developing professional enterprise software
Personal Qualities
Comfortable working independently and taking ownership
Strong initiative, responsibility, and dedication
Team-oriented mindset with a proactive approach
Enthusiastic, motivated, and eager to learn
Excellent German and good English language skills
Nice to Have
Experience with .NET Core, messaging frameworks (gRPC, AMQP, etc.)
Familiarity with CI/CD tools (Azure DevOps) and unit testing frameworks
Experience with SQL Server, Python, or PowerShell
Background in building high-performance server applications (multithreading, profiling)
Front-end development experience with WinForms (DevExpress)
Experience working in agile environments (Scrum)
Knowledge of banking, stock exchange, or trading systems
What We Offer
Monthly gross salary between €4,500 and €5,500 (paid 14x per year), depending on qualifications
Performance-based bonus
Company pension scheme and company life insurance
Phantom share participation
Restaurant vouchers (€8 per working day)
28 days annual leave plus an additional day off on your birthday
Free coffee, fruit, and drinks
If you’re passionate about building robust, high-performance software and want to work in a technically challenging trading environment, we’d love to hear from you.
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