At a Glance
- Tasks: Design and build low-latency, high-throughput Java systems for trading platforms.
- Company: Leading trading technology firm with a focus on high-performance systems.
- Benefits: Competitive salary, hybrid work model, and opportunities to solve complex challenges.
- Other info: Join a dynamic team with significant input into cutting-edge technology.
- Why this job: Make a real impact in fast-paced trading environments and tackle performance challenges.
- Qualifications: 6+ years of strong Java experience and background in low-latency systems.
The predicted salary is between 80000 - 100000 € per year.
Artemis Talent is partnering with a leading trading technology firm building high-performance, real-time trading systems used across global markets. This is not standard backend engineering. You'll be working on latency-sensitive infrastructure across order management, execution, and market data where performance and reliability are critical.
The Role
- Design and build low-latency, high-throughput Java systems
- Optimise performance across latency, concurrency, and memory
- Contribute to mission-critical trading platforms (OMS/EMS, market data)
- Work closely with engineering and business stakeholders in a live trading environment
What They're Looking For
- Strong Java experience (6+ years)
- Background in low-latency / high-performance systems
- Deep understanding of:
- Concurrency & multi-threading
- JVM tuning & memory optimisation
- Network programming (TCP/IP, NIO)
- Experience within trading systems / financial markets
- Exposure to FIX or similar messaging protocols
Why Join
- Work on real-time trading infrastructure
- Solve complex performance challenges at scale
- High-impact role in a fast-paced engineering environment
This is a role for engineers who understand production trading systems — not just code. You will have real input into new technology at the fore of a re-architecture.
Please reach out for details.
Senior Java Software Engineer in London employer: LinkedIn
Join a leading trading technology firm that values innovation and excellence in the fast-paced world of low-latency trading. With a hybrid work model based in London or New York, you'll enjoy a collaborative culture that fosters professional growth and offers the chance to tackle complex challenges in real-time trading systems. Benefit from working alongside industry experts while contributing to mission-critical platforms that shape global markets.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Java Software Engineer in London
✨Tip Number 1
Network, network, network! Get in touch with folks in the trading tech space. Attend meetups or webinars, and don’t be shy to slide into DMs on LinkedIn. You never know who might have a lead on that perfect Senior Java Engineer role!
✨Tip Number 2
Show off your skills! If you’ve got a GitHub or personal project showcasing your Java prowess, make sure it’s front and centre. Real-world examples of your work can speak volumes, especially in low-latency systems.
✨Tip Number 3
Prepare for technical interviews by brushing up on concurrency, multi-threading, and JVM tuning. Practice coding challenges that focus on performance optimisation. We want you to shine when it comes to those tricky questions!
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take the initiative to connect directly with us.
We think you need these skills to ace Senior Java Software Engineer in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your strong Java experience and any work you've done with low-latency systems. We want to see how your skills align with the role, so don’t be shy about showcasing relevant projects!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Tell us why you're passionate about trading technology and how your background in high-performance systems makes you a perfect fit for our team. Keep it engaging and personal.
Showcase Your Problem-Solving Skills:In your application, give examples of how you've tackled performance challenges in past roles. We love seeing real-world applications of your skills, especially in latency-sensitive environments!
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for this exciting opportunity. Don’t miss out!
How to prepare for a job interview at LinkedIn
✨Know Your Java Inside Out
Make sure you brush up on your Java skills, especially the latest features in Java 23. Be prepared to discuss your experience with concurrency, multi-threading, and JVM tuning, as these are crucial for low-latency systems.
✨Understand Low-Latency Systems
Familiarise yourself with the principles of low-latency and high-performance systems. Be ready to share examples from your past work where you've optimised performance, tackled memory issues, or improved throughput in trading platforms.
✨Get Comfortable with Networking
Since network programming is key for this role, ensure you can talk about TCP/IP and NIO. Prepare to explain how you've handled network-related challenges in previous projects, particularly in a trading context.
✨Show Your Trading Knowledge
Demonstrate your understanding of trading systems and financial markets. If you have experience with FIX or similar messaging protocols, be sure to highlight that. This will show you're not just a coder but someone who understands the business side of things too.
