Senior Software Engineer - 18 Month Maximum Term Contract
CMC MarketsSydney, New South Wales, Australia
Posted November 17, 2025
Contract / Temporary
About the Company
CMC Markets is a global provider of online trading and investment services, with a comprehensive retail, professional and institutional offering. Established in 1989, we're headquartered in the City of London, with regional hubs in Australia, Bermuda, Canada, Germany, Singapore, and the United Arab Emirates. The company is listed on the LSE under the ticker CMCX and is a constituent of the FTSE 250 index. Around the world, more than 1.5 million customers trade and invest with us*. Clients use our proprietary, award-winning online trading platforms and mobile apps**, plus MT4 and TradingView, to trade on thousands of financial instruments via spread bets (UK & Ireland only), contracts for difference (CFDs), and options. We offer transparent and competitive pricing, fast execution, and dedicated 24/5 customer service. *1.621 million unique user logins for our invest and CFD platforms globally (August 2024). **Best Mobile Trading Platform & Best Spread Betting & CFD Education Tools, ADVFN International Financial Awards 2025; No.1 for Commissions & Fees, No.1 Most Currency Pairs, Best-in-class for Overall Excellence, Mobile Trading App, Platform & Tools & Research, ForexBrokers.com Awards 2025. Disclaimer: Spread bets and CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage. 69% 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.
Job Description
Join CMC Markets as a Senior Software Engineer and contribute to providing the ultimate trading experience. Work on high-performance financial systems, cloud-native architecture, and build software that operates at scale. Enjoy a dynamic work environment, unlimited access to benefits and wellbeing resources, and a competitive salary package.
Requirements
- Full-stack engineering experience with.NET Framework,.NET Core 8+, C#, JavaScript/TypeScript, and SQL
- Experience with cloud-native solutions on AWS (ECS, Lambda, DynamoDB, CloudWatch)
- Ability to work independently and collaboratively as part of a team
- Excellent problem-solving and analytical skills
- Strong communication and interpersonal skills
Benefits
- Generous leave benefits
- Free annual charity day
- $0 Trades for staff and family members
- Continuous learning and development opportunities
- Unlimited access to benefits and wellbeing resources
- Office perks and culture club activities