Junior Java Software Developer
A junior engineer joins Fasanara Digital to develop and maintain collateral management, reference data, and accounting systems supporting 24/7 trading across digital assets and traditional markets, working primarily in Java and Kotlin under the guidance of experienced engineers.
- Compensation
- Not disclosed
- Location
- London, United Kingdom
- Work setup
- Not specified
- Seniority
- Junior
- Employment
- Not specified
- Experience
- 2+ years
- Category
- Software engineering
- Posted
Skills
Must have
- 2+ years of professional software engineering experience
- Practical experience developing in Java or Kotlin in a professional environment
- Functional understanding of distributed systems concepts
- Interest in learning about real-time, event-driven, and high-availability systems
- Sound understanding of software engineering fundamentals, including OOP, testing, and version control
- Experience debugging and improving existing code and developing new functionality
- Strong problem-solving and analytical skills
- Self-starter who takes initiative and seeks support when needed
- Strong communication and collaboration skills
Nice to have
- Commercial Kotlin experience
- Previous experience within financial services, trading, banking, hedge funds, or fintech
- Experience within cryptocurrency or digital assets
- Knowledge of crypto exchanges, trading venues, protocols, or market infrastructure
- Experience developing collateral, position, accounting, market data, or reference data systems
- Experience with Python
- Experience with Apache Kafka or other event streaming technologies
- Experience using AI-assisted software development tools
- Understanding of traditional financial instruments and financial market infrastructure
Full description
About Fasanara
Founded in 2011, Fasanara is a global asset manager and technology platform.
We manage c. USD 6 billion AUM (as of December 31, 2025) in Fintech strategies on behalf of pension funds and insurance companies in Europe and North America.
With c.110 employees globally, we are a pioneer investor in Fintech Lending, enabling Real Economy Impact.
Fasanara manages the largest and longest standing Fintech Lending fund in Europe and invests in early-stage Fintech companies via its venture capital vehicles, using its central role in the Fintech ecosystem to identify and back revolutionary new businesses.
Our Culture
We are strong believers in meritocracy, and we seek to reward people based on impact and excellence. There is no bureaucracy, typical of large organisations. The environment is collaborative, entrepreneurial, and trust based. We set ambitious goals, work extremely hard, stress the importance of teamwork, and adhere to the highest level of excellence in everything we do. We are only as good as our team. Thus, we are building the firm around exceptional talent.
The role
We are looking for a Junior Java Software Developer to join Fasanara Digital and contribute to systems supporting our 24/7 trading activity, with guidance from experienced engineers.
The role will focus on contributing to the development and maintenance of our multi-venue collateral management platform, alongside new reference data and accounting infrastructure supporting both digital assets and traditional financial markets.
This is a hands-on engineering role within a small, high-performing team, with opportunities to learn from experienced colleagues. You will work on well-defined tasks across both new development and existing production systems, helping to build new functionality and maintain and improve established code. We are looking for a self-starter who takes initiative, follows through on tasks, and asks for guidance when needed.
Experience in financial services, trading, banking, or digital assets is welcome but not required. We are interested in candidates with a solid foundation in Java development and a willingness to learn about our systems and markets.
Responsibilities
- Help develop, maintain, and enhance our multi-venue collateral management system supporting 24/7 trading activity, with guidance from experienced engineers.
- Contribute to improvements in distributed, real-time, and event-driven systems, learning how to support their reliability and availability.
- Help build and maintain integrations with trading venues to source account, position, collateral, and other operational data.
- Assist with implementing reference data frameworks and accounting pipelines supporting both traditional financial instruments and digital assets.