Java Senior Developer Opportunity - Front Office - eXalt-Fi

eFinancialCareers; Greater London; Hybrid; GBP 90,000 - 160,000; Full time

Job summary

eFinancialCareers is sourcing a Senior Java Developer for a major international bank in London. The role sits in the Front Office technology team, focusing on Fixed Income with emphasis on Credit and Rates, and involves building a new pricing calculator and modernising trading workflows.

The position offers a hybrid pattern (3 days in office) and exposure to external platforms such as ION, with collaboration across Traders, Sales, and Business Analysts to deliver high-value trading and pricing

Qualifications

• Extensive professional Java development experience, with emphasis on Core Java.
• Strong knowledge of multithreading, concurrency, and performance optimization.
• Experience in Investment Banking or Financial Markets Front Office environments.
• Familiar with pricing engines, trading platforms or electronic trading systems.
• Nice to have ION platforms like MarketView or Anvil, and FIX protocol knowledge.
• Spanish language skills are a strong advantage.

Responsibilities

• Design, develop and maintain high-performance Java applications within a Front Office environment.
• Build a new Java-based pricing calculator for Fixed Income products.
• Develop and enhance trading workflows and applications used directly by Sales and Traders.
• Integrate internal applications with external trading platforms, including ION.
• Work closely with Front Office stakeholders, including Traders, Sales, Business Analysts and other technology teams.
• Modernise existing Front-to-Back applications and contribute to the decommissioning of legacy systems.
• Ensure high standards of code quality, performance, scalability and reliability.

Skills

Core Java

Multithreading

Front Office tech exposure

Investment Banking experience

Pricing engines / trading systems

FIX protocol

ION platforms

Spanish language

Job description

Senior Java Developer - Fixed Income (Front Office)

Location: London, UK

Working arrangement: Hybrid - 3 days per week in the office

Employment type: Permanent or Contract

The Opportunity We are currently looking for a Senior Java Developer to join the Financial Markets Technology division of a major international investment bank in London.

You will join a Front Office technology team working across Fixed Income, particularly Credit and Rates, developing and enhancing critical trading and pricing applications used by Sales and Traders.

The role offers the opportunity to contribute to the development of a new Java-based pricing calculator, modernise existing trading workflows and integrate internal applications with external platforms such as ION.

Key Responsibilities

• Design, develop and maintain high-performance Java applications within a Front Office environment.
• Build a new Java-based pricing calculator for Fixed Income products.
• Develop and enhance trading workflows and applications used directly by Sales and Traders.
• Integrate internal applications with external trading platforms, including ION.
• Work closely with Front Office stakeholders, including Traders, Sales, Business Analysts and other technology teams.
• Modernise existing Front-to-Back applications and contribute to the decommissioning of legacy systems.
• Ensure high standards of code quality, performance, scalability and reliability.

Required Experience & Skills

• Strong professional experience in Java development, particularly Core Java.
• Solid understanding of multithreading, concurrency and performance optimisation.
• Previous experience developing applications within an Investment Banking or Financial Markets environment.
• Strong exposure to Front Office technology and applications used by Traders or Sales teams.
• Experience with Fixed Income products, particularly Credit and/or Rates.
• Experience working on pricing engines, trading platforms or electronic trading systems.
• Strong communication skills and the ability to interact with both technical and business stakeholders.
• Nice to Have Experience with ION platforms, including MarketView or Anvil.
• Knowledge of FIX protocol and electronic trading workflows.
• Experience with Fixed Income pricing and trading systems.
• Spanish language skills would be a strong advantage.