Principal Developer

United States Digital Space LLC; Maharashtra; On-site; INR 1,500,000 - 2,300,000; Full time

Job summary

United States Digital Space LLC is seeking a seasoned technologist to work on Instinet’s proprietary trading platform. The role focuses on delivering low-latency features and maintaining high-throughput systems across multiple modules.

You will engage in analysis, design, development, testing, and deployments, collaborating with global teams to meet objectives. Strong Java, multi-threading, messaging, and CI/CD skills are essential.

Qualifications

• Strong Java expertise and experience with high–throughput, low-latency systems.
• Knowledge of capital markets or investment banking domain is beneficial.
• Experience with multi‑threading, concurrency, and synchronization.
• Exposure to distributed messaging and event‑driven architectures.
• Familiarity with CI/CD automation and performance engineering.

Responsibilities

• Deliver features, enhancements and bug fixes to the trading platform with low latency.
• Participate in full project lifecycle: analysis, design, development and testing.
• Collaborate with business and tech teams to define effective solutions.
• Mentor junior team members and guide code reviews and architecture decisions.
• Provide L2/L3 production support and ensure stable releases.

Skills

Java

Multithreading

High-performance

Networking

CI/CD

Distributed systems

Leadership

Tools

CI/CD tooling

Job description

Company Overview

the company is an Asia‑based financial services group with an integrated global network spanning over 30 countries. By connecting markets East & West, the company services individuals, institutions, corporates and governments through its three business divisions: Retail, Asset Management, and Wholesale (Global Markets and Investment Banking). Founded in 1925, the firm is built on a tradition of disciplined entrepreneurship, offering clients creative solutions and thought leadership.

What We Offer

• We support employee wellbeing by ensuring a sense of purpose and belonging.
• We offer a comprehensive range of wellbeing services that allow employees to access the assistance they need at any point in their wellbeing journey.
• Our bespoke benefits support employees and their families’ holistic wellbeing and are inclusive of diverse identities and family structures.

Role Overview

The candidate will work on the company Instinet’s proprietary sales and trading platform products, addressing a diverse range of trading needs and goals. The platform handles a significant portion of client order flow daily and is a business‑critical system. The role requires a strong technologist with deep experience in mission‑critical and highly evolving systems and offers opportunities to manage multiple module deliveries independently and to level up the overall product.

Role & Responsibilities

• Deliver new features, enhancements and bug fixes to the trading platform, ensuring low latency and high throughput.
• Participate across the full project life cycle: technical analysis, design, data analysis, development, and testing.
• Understand existing business functions and collaborate on defining new solutions that meet objectives.
• Liaise with business and development teams regarding priorities and progress.
• Ensure adherence to functional architecture strategy and compliance with company development standards.
• Help manage projects for the implementation of new systems or upgrades when necessary.
• Contribute throughout the SDLC—development, testing, documentation, support—and collaborate with QA and regional teams.
• Handle L2 & L3 support, providing quick resolution for production and user issues, including application testing and maintenance releases.
• Establish software delivery best practices, collaborate on architecture, design decisions, and code reviews.
• Own deliveries and work hands‑on across all aspects of software delivery.
• Mentor and guide junior team members as needed.

Mandatory Skill Set

• Investment Banking domain knowledge—good understanding of capital markets.
• Experience working with financial markets and understanding of local market characteristics.
• Strong core Java expertise.
• High performance messaging.
• Multi‑threading, concurrency, and synchronization skills.
• Networking (TCP/UDP).
• Performance engineering.
• CI/CD automation proficiency.
• Exposure to distributed systems, message‑oriented architecture, and event‑driven systems.
• Strong analytical skills and attention to detail.
• Excellent communication and leadership skills.
• Self‑direction and initiative in achieving objectives.
• Strong self‑management: prioritization and execution.
• Professionalism in a team‑oriented environment and ability to work with global teams across geographies.

Desired Skill Set

• Knowledge of execution services, including sales client connectivity, algo, and market connectivity.
• FNO domain knowledge.
• Prior experience developing trading systems in equity markets.
• Skill in AI tools such as Claude, CoPilot, and similar, to accelerate product feature delivery and improve productivity.