Python Developer | Python Software Engineer — Sydney, Sydney Region

ScaleUp your Career. Python Developer – Quantitative Finance | Sydney CBD | $150k–$180k Are you writing code that’s quality, but not really contributing to the bigger picture? Perhaps you feel you have kicked all the goals you have in your current role and know there’s a lot more of you to give. You want to build things that matter —the kind of tools that help solve problems and help people win. Maybe help traders win? In real-time, high-stakes markets. If you’ve got a passion for performance, a love of data, and the skills to optimize systems that crunch numbers at lightning speed, and oh yeah, live and breathe Python engineering. This is your role. ScaleUp is partnering with a global trading firm with serious tech chops. Their Sydney team is growing, and we’re looking for Python Developers to help them build next-level trading infrastructure. You’ll join the trading systems team and be hands-on with the tools that drive real-time decision-making. You’ll work closely with traders and quantitative researchers to design and maintain analytical platforms, data pipelines, and performance-critical applications that process massive volumes of market data. This isn’t just about writing clean code, it’s about building systems that can handle high throughput, low latency, and constantly shifting conditions in global markets. Your day-to-day will involve tackling performance bottlenecks, refining existing tools, and building new systems from scratch. Whether it's optimizing data flows or engineering solutions for complex trading strategies, your work will directly impact how effectively the firm competes in the market. If you thrive in a fast-paced environment, enjoy solving tough technical problems, and want your work to be seen and used at the core of a global trading operation, this role is for you. You’ll build and optimize high-performance trading apps used directly by expert traders—no middle layers, no red tape. Tackle real-time problems in low latency, high-frequency environments. We’re talking complex data, and make a real impact. Collaborate with traders, quants, and devs who are all about solving problems. The details: The role is based in Sydney CBD, right near the harbour and is in the office full-time not working from home; however, it is very flexible around start and finish times. Insane offices, great view, facilities, with chef catered food, end of trip facilities and near transport, cafes & shops. Mid-level Python Engineer ideally you will have about 3 – 8 years worth of experience and have worked in a startup/scaleup environment, banking, gaming or other finance domains $150,000 – $180,000 super bonus benefits People stay in this business for a long time, average tenure is around 5 years. We also look for people who value longevity in developing their knowledge and craft within roles - i.e. you aren't a job hopper. Python , Linux, Pandas, NumPy, fast data pipelines, and performance tuning Software Engineering/Comp. Sci. Degree or something similar Physics, Maths, Statistics, Economics etc. Experience in trading systems or financial data? Not needed but is a big bonus. Have the skills to pay to bills? Apply now or reach out directly to samscaleuprecruitment.com.au ScaleUp has been partnering with technology businesses since 2022. We thrive on scaling technology teams that solve business problems. We believe connecting people with an ethos and mindset to stimulate a cohesive engineering culture is the best way to do this. Sam Elderfield has been applying the same high level of commitment to scaling technology teams throughout his 15-year career in technology recruitment. As a co-founder of ScaleUp Recruitment, he loves identifying and attracting the right people to help solve your business problems, helping your business scale and exceed the results you are looking for.