At a Glance
- Tasks: Lead the development of high-performance risk systems using Java and collaborate with cross-functional teams.
- Company: Bullish, a global digital asset platform focused on institutional standards.
- Benefits: Competitive salary, diverse work culture, and opportunities for professional growth.
- Other info: Be part of a fast-evolving, globally-diverse community committed to integrity and excellence.
- Why this job: Join a dynamic team tackling high-impact technical challenges in the digital asset industry.
- Qualifications: 10+ years of Java backend experience and strong ownership mindset.
The predicted salary is between 90000 - 120000 € 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.
- 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: Director, Engineering
Engineering Organization & Culture
At Bullish, we are engineering the institutional standard for the digital asset industry. Our mission is to build a platform where security and compliance are the foundational core, requiring a commitment to technical excellence that goes beyond simply delivering code. We operate as a global engineering organization, setting a high bar in a demanding environment for those driven to do the best work of their careers alongside world-class peers.
We value engineers who treat development as a craft and own the outcome from concept to deployment. You will be expected to navigate the unknown, bring structure to ambiguity, and help shape the frameworks and processes that drive our global teams forward. We refuse to compromise on quality and seek problem solvers who thrive on high-impact technical challenges.
The Team: Risk Engineering
The Risk Engineering team builds the high-performance computational backbone that safeguards our exchange operations. Bridging quantitative finance and systems engineering, we optimize the mission-critical risk calculations that evaluate margin requirements, stress scenarios, and portfolio exposures in real-time, ensuring every trade is backed by solid financial guardrails. Our technical domain spans low-latency JVM optimization, zero-allocation hot paths and complex financial modeling.
We are seeking a highly experienced Java Backend Engineer to lead the development of our high-performance risk systems. You will leverage your extensive experience to build clean, maintainable, performant applications; promote best practices, and collaborate closely with our quantitative and product teams.
What You’ll Do
- High-Performance JVM Engineering: Design and build high-quality, scalable and performant low/zero-GC JVM services and APIs
- Technical Translation & Risk Modeling: Understand risk models & decompose complex business requirements into well tested implementations.
- Strategic Cross-Functional Collaboration: Collaborate directly with quantitative analysts and product teams to build robust solutions for financial products and risk models.
- Continuous Codebase Optimization: Optimize and refactor the existing codebase to enhance testing, performance and maintainability
- Engineering Excellence: Be a bastion of code quality and best practices, paired with a performance mindset.
What You’ll Bring
- Professional Experience: 10+ years of experience as a Java backend engineer
- Mindset and Ownership: Strong sense of ownership and ability to thrive in a dynamic startup environment.
- Language Mastery: Expert proficiency in Java, including hands-on experience in architecting highly performant, low-latency systems.
- Testing Methodologies: In-depth knowledge of testing methodologies, including TDD, back testing and stress testing
- Software Design Excellence: Well versed in Agile methodologies, DRY, Clean Code, API design and micro-services.
- Technical Ecosystem: Experience in a full range of tools such as Git, Docker, Kubernetes, GCP
- Financial Products Expertise: Comprehensive understanding of financial products, risk models and methodologies (SPAN, VaR etc)
- Analytical Aptitude: Exceptional mathematical and analytical skills.
- Educational Foundation: Degree in Computer Science or related field
Nice To Haves
- Familiarity with event-sourced architectures, columnar storage/databases, cloud technologies, Chronicle Queue, Kotlin
- Experience mentoring and providing technical guidance to junior engineers through pairing, collaboration and code reviews.
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.
Lead Engineer, Risk Technology in London employer: Bullish
Bullish is an exceptional employer for those seeking to make a significant impact in the digital asset industry. With a commitment to engineering excellence and a culture that values ownership and collaboration, employees are empowered to tackle high-impact challenges alongside world-class peers. Located in a dynamic environment, Bullish offers ample opportunities for professional growth, while fostering a diverse and inclusive workplace where innovative ideas thrive.
StudySmarter Expert Advice🤫
We think this is how you could land Lead Engineer, Risk Technology in London
✨Tip Number 1
Network like a pro! Reach out to folks in the industry, attend meetups, and connect with people on LinkedIn. You never know who might have the inside scoop on job openings or can refer you directly.
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those related to high-performance systems or risk models. This gives potential employers a taste of what you can do.
✨Tip Number 3
Prepare for interviews by brushing up on technical concepts and problem-solving strategies. Practice coding challenges and be ready to discuss your past experiences in detail, especially around JVM optimization and financial products.
✨Tip Number 4
Don’t forget to 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 our team at Bullish.
We think you need these skills to ace Lead Engineer, Risk Technology in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the Lead Engineer role. Highlight your Java backend experience and any relevant projects that showcase your skills in high-performance systems. We want to see how your background aligns with our mission at Bullish!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're passionate about risk technology and how you can contribute to our team. Be sure to mention specific experiences that demonstrate your ownership mindset and problem-solving abilities.
Showcase Your Technical Skills:In your application, don't forget to highlight your technical expertise, especially in Java and low-latency systems. We love seeing examples of your work, so if you have any projects or code samples, feel free to include them!
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 shows you’re serious about joining our team at Bullish!
How to prepare for a job interview at Bullish
✨Know Your Tech Inside Out
Make sure you brush up on your Java skills and understand the intricacies of low-latency systems. Be ready to discuss your past projects in detail, especially those that involved high-performance JVM engineering.
✨Understand Risk Models
Familiarise yourself with risk models like SPAN and VaR. Be prepared to explain how you've applied these concepts in previous roles, as this will show your ability to translate complex business requirements into technical solutions.
✨Showcase Your Problem-Solving Skills
Be ready to tackle hypothetical scenarios or technical challenges during the interview. Think about how you would approach optimising a codebase or designing a new feature, and articulate your thought process clearly.
✨Emphasise Collaboration
Highlight your experience working with cross-functional teams, especially with quantitative analysts and product teams. Share examples of how you've successfully collaborated to deliver robust solutions, as teamwork is key at Bullish.
