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
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
- 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
- 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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What We Do
CMC Markets is a leading global provider of online trading and investing, with a comprehensive retail, professional and institutional offering. Established in 1989, headquartered in London and listed on the London Stock Exchange, we have offices in Australia, China, Singapore, and across Europe. Over 1m traders and investors* worldwide have access to our proprietary platforms, native mobile trading apps, and MetaTrader 4. Our clients can trade on a huge range of financial instruments through our award-winning spread betting, CFD and share trading platforms**. We provide transparent, competitive pricing, market insights, and dedicated, 24/5 customer service. *1.388 million unique user logins for the CMC Markets invest and CFD platforms globally, as at August 2023. **Awards include: No.1 Web Platform & No.1 Most Currency Pairs, ForexBrokers.com Awards 2023; Best Forex Broker, Good Money Guide Awards 2023; Best In-House Analysts, Professional Trader Awards 2023; CFD Provider of the Year, Investors' Chronicle/Financial Times Celebration of Investment Awards 2023; No.1 Platform Technology, ForexBrokers.com Awards 2022; Best Mobile Trading Platform, ADVFN International Financial Awards 2022. Disclaimer: Spread bets and CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage. 68% of retail investor accounts lose money when spread betting and/or trading CFDs with this provider. You should consider whether you understand how spread bets, CFDs, OTC options or any of our other products work and whether you can afford to take the high risk of losing your money. Professional clients: Countdowns carry risk to any capital invested. These products are not suitable for all investors. CMC does not endorse, control or take responsibility for any third party content on or linked to this account. Nothing in this material is (or should be considered to be) financial, investment or other advice on which reliance should be placed
