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- Tasks: Lead the design and build of high-performance trading systems using Java.
- Company: Dynamic investment engineering team on the trading floor.
- Benefits: Highly competitive day rate and hands-on leadership role.
- Why this job: Make a real impact in a fast-paced, high-stakes environment.
- Qualifications: Strong Java background with experience in trading systems required.
- Other info: Opportunity to influence architecture and mentor fellow engineers.
The predicted salary is between 60000 - 80000 £ per year.
NEW JOB ALERT – Lead Java Contractor
Java / Distributed Systems / Event-Driven Architecture – Trading & Portfolio Tech
10+ years building high-performance, data-intensive trading systems in London (front-office, high-impact engineering environment)
Highly competitive day rate
Highlights:
- Lead the design and build of scalable trading & portfolio management systems for the Credit desk
- Work directly with portfolio managers and traders to deliver real-time, business-critical technology
- Architect event-driven, distributed systems with strong focus on performance, resilience, and observability
- Drive technical direction across microservices, data streaming, and system design in a fast-moving environment
The Role:
Join a high-calibre Investment Engineering team embedded on the trading floor, delivering core infrastructure that underpins complex credit investment strategies. This is a hands-on leadership role combining deep backend engineering with architectural ownership and close collaboration with senior investment stakeholders.
What You’ll Be Doing:
- Own the full development lifecycle – from architecture and design through to production delivery
- Build and scale Java-based systems supporting trading, analytics, and execution workflows
- Design high-throughput, event-driven platforms using modern streaming technologies
- Partner with traders and PMs to translate complex investment processes into robust systems
- Lead best practices across performance optimisation, system reliability, and maintainability
What We’re Looking For:
- Strong Java engineering background with experience in trading or market-facing systems
- Deep understanding of distributed systems, microservices, and data streaming using Aeron
- Proven experience building production-grade, fault-tolerant systems in high-performance environments
- Expertise in event-driven architecture and handling real-time data pipelines
- Ability to influence architecture, mentor engineers, and operate at a senior technical level
Java Consultant in London employer: Stanford Black Limited
Contact Detail:
Stanford Black Limited Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Java Consultant in London
✨Tip Number 1
Network like a pro! Get out there and connect with folks in the industry. Attend meetups, webinars, or even just grab a coffee with someone who’s already in the game. You never know who might have the inside scoop on a job opportunity!
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your Java projects, especially those related to trading systems or event-driven architecture. This gives potential employers a taste of what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for interviews by brushing up on your technical knowledge and soft skills. Practice common interview questions, especially around distributed systems and microservices. We recommend doing mock interviews with friends or using online platforms to get comfortable.
✨Tip Number 4
Don’t forget to apply through our website! We’ve got loads of opportunities that might be perfect for you. Plus, applying directly can sometimes give you a better chance of getting noticed by hiring managers.
We think you need these skills to ace Java Consultant in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with Java and distributed systems. We want to see how your background aligns with the role, so don’t be shy about showcasing your achievements in trading systems!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about this role and how your skills can contribute to our team. We love seeing genuine enthusiasm for the work we do.
Showcase Relevant Projects: If you've worked on any high-performance or event-driven systems, make sure to mention them! We’re keen to see examples of your hands-on experience and how you’ve tackled challenges in similar 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 the role. Plus, it’s super easy!
How to prepare for a job interview at Stanford Black Limited
✨Know Your Java Inside Out
Make sure you brush up on your Java skills, especially in the context of trading systems. Be ready to discuss your experience with high-performance applications and how you've tackled challenges in distributed systems.
✨Understand Event-Driven Architecture
Familiarise yourself with event-driven architecture concepts and be prepared to explain how you've implemented them in past projects. Highlight any experience with data streaming technologies like Aeron, as this will be crucial for the role.
✨Showcase Your Leadership Skills
Since this is a hands-on leadership role, think of examples where you've led a team or project. Be ready to discuss how you've influenced technical direction and mentored other engineers in your previous positions.
✨Prepare for Technical Questions
Expect in-depth technical questions about system design and performance optimisation. Practice articulating your thought process clearly, as you'll need to demonstrate your ability to architect scalable solutions under pressure.