oneZero Financial Systems logo

oneZero Financial Systems

Tech, Software & IT Services, Finance
www.onezero.com
201-500 employees

oneZero Financial Systems is a leading provider of multi‑asset class trading technology that enables financial institutions and brokers to compete in global markets. Founded in 2009 in Cambridge, MA, the company delivers high‑performance, scalable software handling over $250B in average daily volume and 14 million transactions per day across equities, FX, commodities, futures, and cryptocurrency. Its platform offers connectivity, aggregation, and advanced analytics, supporting 250+ clients worldwide through development and operations centers in North America, Europe, Asia, and Australia. Backed by top‑tier private equity firms, oneZero remains liquidity neutral and independent, focusing on reliability, speed, and regulatory compliance to give traders a competitive edge.

Open Positions

Network Manager/Architect

Somerville, Massachusetts, United States
Posted Apr 2
Full Time

10+ years of experience in network architecture and management, Bachelor's degree, Excellent problem-solving and troubleshooting abilities

Information Technology JobsIT Support Jobs

Desktop Support Engineer

Somerville, Massachusetts, United States
Posted Apr 8
Full Time

2+ years of experience in Desktop or IT Support, strong hands-on knowledge of Windows 10/11 and macOS, and familiarity with identity and access management tools

Information Technology Jobs

Regional Relationship Manager

Singapore, Singapore
Posted Feb 25
Full Time

Graduate degree preferred, experience in Customer Success or similar role, and strong attention to detail required

Customer Support & Success JobsSales Jobs

Senior Vice President of Retail Products

Sydney, New South Wales, Australia
Posted Mar 26
Full Time

10+ years experience, product management skills, commercial orientation, team leadership, technical fluency in trading infrastructure

Other

Senior Product Manager- Institutional

Sydney, New South Wales, Australia
Posted Mar 11
Full Time

7+ years of experience, Bachelor's degree, Direct experience in FX pricing and risk management, ECN or Active Trading Aggregator GUI/workflow design, EOMS or algorithmic execution, FX data and analytics

Engineering JobsFinance JobsBusiness Operations & Strategy JobsInformation Technology Jobs

C++ Software Engineer Lead I

Somerville, Massachusetts, United States • New York, New York, United States • Hartford, Connecticut, United States • Chicago, Illinois, United States • Austin, Texas, United States • Seattle, Washington, United States
Posted Feb 4
Full Time

Must have 5-10 years of experience in C++ development and debugging, as well as proven track record of successful technical management or lead experience

Engineering JobsIT Support Jobs

Application Support Engineer (Weekend Shift)

Limassol, Cyprus, Cyprus • Somerville, Massachusetts, United States
Posted Jun 12
Full Time

2-5 years of experience supporting clients in the financial services industry, high proficiency in Microsoft Windows OS, and understanding of FIX protocol

Other

Technical Project Manager

Somerville, Massachusetts, United States
Posted Nov 11
Full Time

Bachelor’s degree, familiarity with Agile/Scrum methodologies, and 3+ years of experience applying Agile/Scrum methodologies in a software development context

Business Operations & Strategy JobsEngineering JobsProject & Program Management Jobs

Site Reliability Engineer

Johannesburg, Gauteng, South Africa
Posted Jan 22
Full Time

Minimum 2 years of experience in production support, SRE, or DevOps with strong AWS and Python skills

Information Technology JobsEngineering Jobs

Senior Product Manager- Institutional

Singapore, Singapore • Sydney, New South Wales, Australia • Canberra, Australia
Posted Mar 11
Full Time

7+ years of experience in product management or development management in institutional FX trading technology, experience working in distributed, global product teams, and deep understanding of institutional FX market structure and client segments

Information Technology JobsFinance JobsBusiness Operations & Strategy Jobs
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