Java Developer with Fixed Income

Net2Source (N2S); Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A global workforce solutions company is seeking a Senior Java Developer to join their Fixed Income team in London. The role involves designing and developing core components, leading projects in trading channels and eCommerce, and ensuring system performance. Candidates should have at least 10 years of software development experience, with a strong focus on Fixed Income Products and competencies in Java, SQL, and Git. The company offers a dynamic work environment with a blend of on-site and remote work options.

Qualifications

• At least 10 years of experience in software development.
• 5 years working with Fixed Income Products and Electronic Workflows.
• Strong proficiency with industry standard trading protocols (e.g., FIX, FpML).
• Experience with cloud containerization and dev ops.

Responsibilities

• Lead development and design of trading channels and messaging systems.
• Operate and enhance mission-critical systems for front office and operations.
• Provide technical oversight for major Fixed Income ECommerce projects.

Skills

Java

SQL

Git

Messaging frameworks (MQ, Kafka)

Spring

Spring Boot

Data Standards and Modelling

XML & JSON

Fixed Income Products

Education

Bachelor's degree in Computer Science or related field

Job description

Net2Source Inc. is one of the fastest growing diversity certified global workforce solutions companies with an unprecedented YoY growth of over 100% for last 6 years working with Fortune 1000/Global 2000 across 34 countries and 5 continents including North America, South America, Europe, Asia, Australia and Middle East.

About the Role

Role: Java Developer with SQL & GIT and Fixed Income

Mode: 3 Days from London, UK

Type: Perm/FTE

We are seeking talented Senior hands‑on Java Developers to join our core Fixed Income team in lead and support roles to help design, develop and implement our applications to support front office and operations groups. Work cross‑functionally with various stakeholders, trading teams and technology departments to ensure our applications are running at optimal performance. You will take a hands‑on approach to understanding business workflows and the products we work with. You will help re‑engineer and modernise our platform and drive our migration to a scalable microservice cloud‑based architecture.

Responsibilities

• As a development lead will be responsible to build and design Trading Channels Messaging Channels interfacing with other venues and exchanges using industry standard protocols
• Operate mission‑critical systems and deliver day‑to‑day enhancements across front office and operations
• Provide technical oversight around major Fixed Income ECommerce Project
• Design and develop core components in Java
• Create and implement system testing procedures
• Collaborate and work with other teams in a platform operating model
• Analyze and support vendor software
• Delivery maintenance for the applications within Equities domain
• Provide second level support
• Usage of AI tools like Gitlab Windsurf CoPilot
• Develop unit test cases with a view to integration into CICD pipeline

Qualifications

• Bachelors or higher degree in computer science engineering or a related discipline or equivalent work experience required
• 10 years of experience in software development required
• 5 years of experience working with Fixed Income Products and Associated Electronic Workflows
• Strong proficiency with Java, SQL and Git
• Very good understanding of industry standard trading protocols like FIX and FpML
• Proficiency with Data Standards and Data Modelling
• Proficiency with text‑based formats like XML & JSON
• Strong proficiency with messaging frameworks MQ and Kafka
• Proficiency with Spring, Spring Boot, Spring Integration
• Familiarity with testing patterns and dev ops
• Familiarity with cloud containerization
• Comfortable in Windows and Linux environments

Desired Skills and Experience

• Experience in the securities or financial services industry with focus on Fixed Income Products (Treasuries, Corporate Bonds, Agencies, Commercial Paper, Mortgages)
• Hands‑on experience and working knowledge of Order Management Systems, Smart Order Routers, Market Data Aggregator
• Previous experience designing and implementing new systems and features independently
• Developed market data feeds and feeds to downstream systems
• Understanding of trade life cycle events for fixed income
• Understanding of regulatory landscape from a developer perspective
• Brings production support experience and can troubleshoot issues under pressure
• Previous experience with application profiling and debugging
• Familiarity with Angular; Python is a plus
• Strong communication and organization skills