IT- Java Exchange Developer - London

B2C2 is a digital asset pioneer building the ecosystem of the future.

The firm has unlocked institutional access to crypto by providing reliable liquidity across market conditions.

B2C2's success is built on crypto-native technology and continuous product innovation, making it the partner of choice for diverse institutions globally. Founded in 2015 and acquired by Japanese financial group, SBI, in 2020, B2C2 remains a standalone company. Headquartered in the UK, with offices in the US and Japan, B2C2 OTC Ltd. is authorised and regulated by the UK's Financial Conduct Authority (FRN 810834).

We pride ourselves on our company culture and ability to attract not only the top talent but the right people. If you are looking for a role in an exciting new industry, at a dynamic company please keep reading.

Overview of team

TheExchangeTradingTechnologyteamdevelopsandmaintainshigh-performanceexchangeconnectivitysolutionsforglobaltrading.Thisincludesmarketdatagateways,tradingcomponents,andriskmanagementsystemsthatpowerhundredsofstrategiesacrossmultipleexchanges.Ourinfrastructurespanscolocationfacilities,cloud(AWS),anddedicateddatacenters.

As partoftheExchangeTradingSquad, you will collaborate with Traders, Quants, and Engineers to re-engineer our global exchange trading stack across colocation and cloud environments for both spot and derivative markets. You will be responsible for balancing ultra-low latency with 24/7 availability, ensuring systems scalability, and automating trading workflows while maintaining a safe trading environment.

Scope of role

• Develop and maintain efficient Java-based applications and components, ensuring high-quality code and adherence to coding standards
• Maintain and enhance in-house shared libraries, ensuring their reliability and effectiveness
• Write robust, maintainable, thoroughly-tested and well-documented code to meet project goals and deadlines
• Troubleshoot and resolve software defects and technical issues to minimize disruption in revenue-generating processes
• Collaborate with cross-functional teams to define and implement new features

Mandatory Skills

• Develop and maintain efficient Java-based applications and components, ensuring high-quality code and adherence to coding standards
• Maintain and enhance in-house shared libraries, ensuring their reliability and effectiveness
• Write robust, maintainable, thoroughly-tested and well-documented code to meet project goals and deadlines
• Troubleshoot and resolve software defects and technical issues to minimize disruption in revenue-generating processes
• Collaborate with cross-functional teams to define and implement new features
• 4+ years of software development in Java
• Deep understanding of object-oriented programming concepts, and advanced design patterns for performance, scalability and safety of delivered solutions
• Experience taking ownership of projects and features end-to-end, from inception to delivery
• Experience of providing production support to business-critical services
• Comfortable with ownership & autonomy
• Ability to work with people at all levels of the organization

Preferred Qualifications

• Experience with asynchronous event-driven network applications based on Netty
• Thorough understanding of web technologies and protocols (e.g. HTTP, WebSocket)
• Experience with PostgreSQL, Kafka, Redis or RPC
• Experience with Linux, Docker, Kubernetes and/or AWS
• Comfortable coding in Python

UK

• The opportunity to grow at a fast pace in a meritocratic environment
• Performance review and discretionary cash bonus paid every 6 months
• 25 days holiday (plus bank holidays)
• Private Medical Insurance (BUPA)
• Group Personal Pension with Royal London (3.5% employee contribution, 5.5% employer contribution with an additional 4.5% matching)
• Group Income Protection
• Exciting social calendar
• Flexible working (min 3 days in office)
• Recognition awards

A strong culture

A strong culture is a common denominator among the most successful companies and B2C2 is proud to be a values-based company.

• Ambitious - Striving to make history through world class achievements
• Innovative - Forward looking in our solutions for clients and employees
• Meritocratic - Rewarding positive contribution across the organisation
• Collegiate - Achieving through teamwork through a healthy environment
• Risk Aware - Informed decision making and considered in our practices

B2C2 is committed to a policy of equal employment opportunity for applicants and employees and we welcome applicants from all backgrounds. It is the policy of B2C2 to apply recruiting, hiring, training, promotion, compensation and professional development practices without regard to actual or perceived race, colour, religion, sex (including pregnancy, sexual orientation and gender identity), national origin, age, disability or certain classifications based on genetic information, or because someone is married or in a civil partnership or any other characteristic protected by federal, state or local laws, regulations or ordinances. As such, B2C2 will not tolerate discrimination against any of our employees on the basis of membership in a protected category. We are also committed to creating an inclusive environment to ensure we attract, engage, promote and retain the best talent. We will consider flexible working arrangements for any of our roles.

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