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Senior Software Engineer – Systematic Trading Technology A leading global trading and technology firm is looking for a Senior Software Engineer to join a high-performing engineering team responsible for building the systems that power electronic trading and quantitative strategies. This role focuses on designing and developing highly performant backend applications that sit close to the trading process and directly impact live decision-making. What you'll be doing Design, build and optimise high-performance backend systems and trading infrastructure Develop applications that process large volumes of real-time market and trading data Partner closely with traders and quantitative researchers to implement new models and trading capabilities Own projects end-to-end, from requirements gathering through to production deployment Contribute to architecture decisions and performance improvements across a complex trading ecosystem Work alongside infrastructure and engineering teams to build scalable, resilient systems supporting global trading operations Why this opportunity stands out Direct impact on live trading and investment outcomes Highly collaborative environment with engineers, quants and traders working side-by-side Significant ownership and autonomy from day one Opportunity to work on complex, performance-critical systems where engineering excellence is highly valued Open to candidates from outside financial services who are exceptional problem solvers and enjoy working on technically challenging systems. What we're looking for Strong commercial experience building high-performance backend systems Exceptional programming skills in any modern language including but not limited to C++, Java, C#, Rust, Go or Python Deep understanding of: Object-oriented design and software architecture Concurrency and multithreading Performance optimisation and profiling Distributed systems and scalable infrastructure Experience building low-latency, real-time or mission-critical applications Strong communication skills and an ability to work closely with both technical and business stakeholders Exposure to Linux environments and systems-level engineering is advantageous Degree in Computer Science, Engineering, Mathematics or another highly quantitative discipline Experience within trading, market making or order routing systems is beneficial, though not essential for exceptional engineers coming from other high-performance environments.
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.