Web3 Developer Jobs in London, United Kingdom

Who We Are:Galaxy is a global leader in digital assets and data center infrastructure, delivering solutions that accelerate progress in finance and artificial intelligence. We believe that blockchain and digital asset innovation will transform how value moves through the world – and we’re building the products and services to make that future a reality. Our institutional digital assets platform spans trading, investment banking, asset management, staking, self-custody, and tokenization technology. We also invest in and operate cutting-edge data center infrastructure to power AI and high-performance computing, addressing the growing demand for scalable energy and compute in the U.S. We work at the intersection of finance and technology, helping institutions, startups, and developers navigate a digitally native economy. Led by CEO and Founder Michael Novogratz, our team blends deep crypto expertise with institutional experience and a shared commitment to shaping the future of Web3 and AI. Galaxy is headquartered in New York City, with offices across North America, Europe, the Middle East, and Asia. To learn more about our businesses and products, visit www.galaxy.com.

What We Value:

We are a diverse team of free thinkers, and fast movers united to help investors and creators energize the global economy. We are looking for individuals who thrive in a culture of builders and overachievers and embrace high performance, transparent feedback, and a mission-first approach. Our culture shapes our way of working and gets us where we want to be.

• Seek Excellence.
• Be Selective To Be Effective.
• Be Highly Aligned, Loosely Coupled.
• Disagree Transparently.
• Encourage Independent Decision-Making.
• Build Dream Teams.

Who You Are:

We’re seeking a Production Support Engineer, ideally with experience in the financial services industry, to join our dynamic team in supporting mission-critical software systems. As a key member of our support organization, you’ll play a vital role in ensuring the stability and performance of our cryptocurrency business lines, including trading, risk, and settlement functions. You’ll provide high-quality client support, diagnose and resolve complex technical issues, and work closely with development teams to implement fixes and system improvements. 

What You’ll Do:

• Provide front-line production support across various cryptocurrency business lines and functions, including client trading, lending, proprietary trading, trade settlement, and risk management
• Work on automation projects to minimize manual effort and enhance the effectiveness of production support
• Monitor system health and performance; identify and resolve issues promptly to ensure uninterrupted operations
• Debug and troubleshoot complex applications written in Java and Python
• Collaborate with development teams to implement fixes and enhancements to improve system stability and performance
• Coordinate with global counterparts to ensure seamless follow-the-sun support
• Document and maintain support procedures, runbooks, and knowledge base articles
• Communicate effectively with clients to understand and address their support needs, provide updates on issue resolution, and ensure client satisfaction
• Proactively identify areas for improvement in systems and processes to enhance efficiency and reliability

What We’re Looking For:

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field
• 4+ years of experience in production support or engineering roles, preferably in finance, with direct exposure to trading system internals, post-trade processing, or real-time risk engines
• Strong technical skills in SQL and at least one programming or scripting language, preferably Java or Python
• Experience with incident response, root cause analysis, and structured problem-solving in a production environment
• Detail-oriented mindset with a focus on accuracy and quality
• Excellent verbal and written communication skills
• Ability to build and maintain strong client relationships and provide outstanding customer service
• Proven ability to work well in a fast-paced, dynamic environment and prioritize tasks effectively

Bonus Points:

• Experience working with cryptocurrency or electronic trading platforms
• Experience collaborating with global counterparts across time zones
• Knowledge of blockchain technology and cryptocurrency protocols
• Familiarity with DevOps practices and tools
• Relevant certifications in software development or IT support

What We Offer (UK):

• Competitive base salary and discretionary bonus
• Company-paid health and protective benefits for employees and their eligible dependents
• Free virtual coaching and counseling sessions
• Opportunities to learn about the Crypto industry
• Smart, entrepreneurial, and fun colleagues
• Employee Resource Groups

*Benefits may vary depending on location.

Galaxy respects diversity and seeks to provide equal employment opportunities to all employees and job applicants for employment without regard to actual or perceived age, race, color, creed, religion, sex or gender (including pregnancy, childbirth, lactation and related medical conditions), gender identity or gender expression (including transgender status), sexual orientation, marital or partnership or caregiver status, ancestry, national origin, citizenship status, disability, military or veteran status, protected medical condition as defined by applicable state or local law, genetic information or predisposing genetic characteristic, or other characteristic protected by applicable federal, state, or local laws and ordinances.

We will endeavor to make a reasonable accommodation to the known limitations of a qualified applicant with a disability unless the accommodation would impose an undue hardship on the operation of our business. If you believe you require such assistance to complete the application process or to participate in an interview, please contact