Senior Java Developer - Associate/VP

Nomura; Greater London; Hybrid; GBP 110,000 - 160,000; Full time

Job summary

Nomura is seeking a senior Java Developer to join the Global Execution Services – Instinet Crossing Technology team in London. The role focuses on developing, maintaining, and enhancing Instinet’s crossing systems, including BlockMatch MTF and CBX, with emphasis on performance and scalability.

Key responsibilities include collaborating with stakeholders, working with architects to design robust software, and delivering high-quality code with strong production readiness.

Qualifications

• Experience in high-volume, low-latency Java trading systems.
• Proficient with FIX protocol trading workflows.
• Familiar with Agile and Scrum, microservices, distributed systems.

Responsibilities

• Collaborate with stakeholders to elicit requirements for crossing applications.
• Design software with senior architects for a business-critical trading system.
• Improve performance and latency of crossing systems using performance engineering best practices.

Skills

Java

Low-latency systems

FIX protocol

Equities trading

Performance engineering

Perl or Python

SQL

Linux

Networking

Git

Tools

SVN

GIT

Job description

Corporate Title: Associate/VP

Department: Global Execution Services – Instinet Crossing Technology

Location: London (Hybrid)

Company Overview

Nomura is a financial services group with an integrated global network. By connecting markets East & West, we service the needs of individuals, institutions, corporates and governments through our four business divisions: Wealth Management, Investment Management, Wholesale (Global Markets and Investment Banking) and Banking. Driven by the insights of some 28,000 people worldwide, we put our clients at the center of everything we do, delivering unparalleled access to, from and within Asia. For further information about Nomura, visit www.nomura.com

Department Overview

As the agency-model execution services arm of the Nomura Group, Instinet Incorporated subsidiaries provide brokerage services to clients in over 65 markets around the world. Through its advanced suite of electronic trading strategies, experienced high-touch trading group, top-ranked Commission Management services, award-winning desktop trading platform, and unparalleled access to insightful analytics, content and unique liquidity, Instinet helps institutions lower overall trading costs and ultimately improve investment performance. In the US, Instinet also offers a boutique-model Equity Research offering to assist their clients in the pursuit of alpha generation in a changing landscape. Over the course of its 50+ year history, Instinet has introduced a range of now industry-standard trading technologies and has been an innovator at the forefront of the market's evolution. For more information, please visit www.instinet.com .

Role Overview

As a senior Java Developer in the Crossing Technology team, the main responsibility is to develop, maintain, and improve the performance of Instinet’s Crossing Systems including (but not limited to) Instinet BlockMatch MTF and CBX crossing applications, as well as contributing to the vision and technical direction of Instinet's common Core trading systems.

Key Objectives Critical To Success

• Work with business stakeholders to elicit and analyse requirements for new and existing crossing applications.
• Collaborate with senior architects to design software that fits the needs of a business-critical trading system.
• Make performance and latency improvement to Instinet’s crossing systems following performance engineering best practices
• Take ownership for the entire software lifecycle of a development project from design, implementation, to production.
• Implement solutions in accordance with Nomura software standards, support and deliver high quality software to QA and UAT stakeholders.
• Work with deployment and Change Management functions to smoothly integrate changes into the production environment.
• Engage in peer-review of colleagues’ software as appropriate to strengthen quality across the group
• Provide timely 2nd level support for trading system software in the production environment (predominantly UK/US market hours with best-efforts coverage at other times, and occasional weekend/holiday working.)
• Produce good quality technical documentation and How-Tos to encourage cross-training
• Provide mentorship and technical guidance to junior members in the team

Skills, Experience, Qualifications And Knowledge Required

• Working knowledge of equities trading systems preferably in crossing/matching engines.
• Proficient in FIX protocol trading workflows from the venue/exchange perspective.
• Experience in developing high volume, low-latency trading systems in Java with knowledge in performance running, profiling, and monitoring.
• Knowledge in performance engineering methods and techniques.
• Background in various source code version control systems such as SVN and GIT.
• Experience working in a fast-paced environment supporting mission critical systems.
• Familiarity with a variety of designs and methodologies (e.g. Agile and Scrum, Microservices, distributed systems, messaging).
• Strong core Java skills, Perl or Python.
• Good knowledge of SQL, Linux, and networking skills.

Nomura Leadership Behaviours

• Explore Insights & Vision: Identify the underlying causes of problems faced by you or your team and define a clear vision and direction for the future.
• Making Strategic Decisions: Evaluate all the options for resolving the problems and effectively prioritize actions or recommendations.
• Inspire Entrepreneurship in People: Inspire team members through effective communication of ideas and motivate them to actively enhance productivity.
• Elevate Organizational Capability: Engage proactively in professional development and enhance team productivity through the promotion of knowledge sharing.
• Inclusion: Respect DEI, foster a culture of inclusion and psychological safety in the workplace and cultivate a \"Risk Culture\" (Challenge, Escalate and Respect).

Right to Work

The UK Government have taken steps to reduce net migration to the UK by limiting the number of overseas workers coming to the UK for employment. Please note that whilst we are able to consider applications from overseas workers from outside the UK (who require a Tier 2 Skilled Worker visa) we can only employ them if we can provide evidence that this is a genuine vacancy for a qualified role.

Diversity & Inclusion

Nomura is an equal opportunity employer. We value diversity and are committed to ensuring we best reflect the diversity of the communities we serve creating an inclusive environment for all our employees. We welcome all applications and do not discriminate on the basis of age, disability, gender identity and gender expression, pregnancy and maternity, marriage and civil partnership, race, religion or belief, sex or sexual orientation. If you require any assistance or reasonable adjustments due to a disability or long-term health condition, please do not hesitate to contact us.

Nomura is an Equal Opportunity Employer