At a Glance
- Tasks: Design and deliver high-performance Java code for a global trading platform.
- Company: Bullish, a leading digital asset platform focused on institutional trading.
- Benefits: Competitive salary, diverse team culture, and opportunities for professional growth.
- Other info: Be part of a fast-evolving company committed to diversity and integrity.
- Why this job: Join a dynamic team tackling complex challenges in the digital asset industry.
- Qualifications: Strong Java skills, experience with high throughput systems, and knowledge of AI development.
The predicted salary is between 80000 - 100000 £ per year.
About Bullish
Bullish is an institutionally focused global digital asset platform that provides market infrastructure and information services. These include:
- Bullish Exchange – a regulated and institutionally focused digital assets spot and derivatives exchange, integrating a high-performance central limit order book matching engine with automated market making to provide deep and predictable liquidity. Bullish Exchange is regulated in Germany, Hong Kong, and Gibraltar.
- CoinDesk Indices – a collection of tradable proprietary and single-asset benchmarks and indices that track the performance of digital assets for global institutions in the digital assets and traditional finance industries.
- CoinDesk Data – a broad suite of digital assets market data and analytics, providing real-time insights into prices, trends, and market dynamics.
- CoinDesk Insights – a digital asset media and events provider and operator of Coindesk.com, a digital media platform that covers news and insights about digital assets, the underlying markets, policy, and blockchain technology.
Reports to Vice President, Engineering
Engineering Organization & Culture
At Bullish, we are engineering the institutional standard for the digital asset industry. Our mission is to build a platform centered on security and compliance, requiring a commitment to technical excellence that extends beyond delivering code. As a global organization, we set a high bar for those driven to do their best work alongside experienced, deeply specialized peers. Engineers here treat development as a craft and own the outcome from concept to deployment. Our teams bring structure to ambiguity and shape the frameworks that support a global organization. We refuse to compromise on quality and seek problem solvers who thrive on complex technical challenges with real market consequences.
The Team: Trading Product Engineering
The Trading Product Engineering team builds the core distributed systems that drive the global trading experience on Bullish Exchange. We own the end-to-end order lifecycle, orchestrating a hybrid matching engine that combines a Central Limit Order Book with proprietary Automated Market Making. Our high-throughput APIs enable trading across Spot, Futures, and Options. The work demands absolute correctness in managing complex financial state transitions, translating intricate market structures into scalable solutions.
What You’ll Do
- Design and deliver reusable, reliable, low-latency Java code that powers the Exchange.
- Raise the bar on code quality, organization, and automation as the system scales under load.
- Profile and resolve performance bottlenecks in the order-processing path.
- Improve stability through automated tests at the unit, integration, and performance layers.
- Collaborate across a distributed team of engineers, product managers, and project managers.
What You’ll Bring
- Strong Java (17+) fluency with experience in performance tuning.
- Track record of designing and building systems for high throughput and low latency.
- Hands‑on experience with agentic AI development: LLM integration, prompt engineering, and SDLC automation.
- Solid understanding of middleware and messaging technologies such as Chronicle Queue, RabbitMQ, Aeron, and Kafka.
- Working knowledge of Spring or Micronaut, Docker, and Kubernetes.
- Deep knowledge of testing methodologies, SDLC practices, and CI/CD pipelines.
- Ownership of the components the Exchange depends on.
Nice to Haves
- Experience working on core trading functionality such as order matching and orderbook generation.
- Familiarity with financial derivative products (Options, Futures), the FIX protocol, and related workflows.
- Understanding of blockchain technologies.
Bullish is proud to be an equal opportunity employer. We are fast evolving and striving towards being a globally-diverse community. With integrity at our core, our success is driven by a talented team of individuals and the different perspectives they are encouraged to bring to work every day.
Senior Engineer, Trading Product Engineering in London employer: P2P
At Bullish, we pride ourselves on being an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration among talented engineers. Our commitment to employee growth is evident through our focus on technical excellence and the opportunity to tackle complex challenges in the rapidly evolving digital asset space. Located in a global hub for finance and technology, we provide a unique environment where your contributions directly impact the future of trading infrastructure.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Engineer, Trading Product Engineering in London
✨Tip Number 1
Network like a pro! Reach out to folks in the industry, especially those at Bullish. A friendly chat can open doors that a CV just can't.
✨Tip Number 2
Show off your skills! If you’ve got a project or two that showcases your Java expertise or trading systems knowledge, don’t hesitate to share them during interviews or networking events.
✨Tip Number 3
Prepare for technical challenges! Brush up on your performance tuning and middleware knowledge. Being ready to tackle complex problems will impress the hiring team.
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining the Bullish team.
We think you need these skills to ace Senior Engineer, Trading Product Engineering in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the Senior Engineer role. Highlight your Java experience and any relevant projects that showcase your skills in performance tuning and low-latency systems. We want to see how your background aligns with what we do at Bullish!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about digital assets and how your experience can contribute to our mission at Bullish. Be genuine and let your personality come through – we love seeing the real you!
Showcase Your Problem-Solving Skills:In your application, don’t just list your skills; demonstrate them! Share specific examples of complex challenges you've tackled in previous roles, especially those related to trading systems or financial technologies. We’re all about problem solvers here!
Apply Through Our Website:We encourage you to apply directly through our website for the best chance of getting noticed. It’s super easy, and you’ll be able to keep track of your application status. Plus, we love seeing candidates who take the initiative to connect with us directly!
How to prepare for a job interview at P2P
✨Know Your Java Inside Out
Since the role requires strong Java fluency, make sure you brush up on your Java 17+ skills. Be prepared to discuss performance tuning and share examples of how you've designed systems for high throughput and low latency.
✨Understand the Trading Landscape
Familiarise yourself with core trading functionalities like order matching and order book generation. If you have experience with financial derivatives or the FIX protocol, be ready to talk about it—this could set you apart from other candidates.
✨Showcase Your Problem-Solving Skills
The team at Bullish thrives on complex technical challenges. Prepare to discuss specific instances where you've tackled difficult problems, especially in distributed systems or performance bottlenecks. Use the STAR method (Situation, Task, Action, Result) to structure your answers.
✨Collaboration is Key
As you'll be working with a distributed team, highlight your experience collaborating with engineers, product managers, and project managers. Share examples of how you've contributed to team success and maintained clear communication across different roles.
