Jobs at OneZero Financial Systems

Develop and maintain automated tests across REST/API, GUI, performance, ETL, and other testing layers. Validate financial software workflows, usability, compatibility, and performance while supporting AI-assisted development. Improve test frameworks, integrate tests into CI/CD pipelines, troubleshoot production issues, participate in Agile teams, and collaborate with engineering and product partners. Apply BDD, TDD, automation, and customer-focused quality practices in a financial trading technology environment.

Design, build, and maintain Infrastructure-as-Code and automation for hybrid cloud and bare-metal environments. Develop Terraform modules, Ansible roles, Spacelift pipelines, and provisioning workflows for Windows/Linux, VMware, AWS and Alibaba Cloud. Automate bare-metal OS deployment, imaging, patching, and lifecycle management; implement validation, drift detection, and change controls; collaborate with infrastructure, security, and application teams to standardize self-service provisioning and improve operational reliability and auditability.

Coordinates and delivers complex cross-functional software and non-software initiatives. Responsibilities include serving as Scrum Master, facilitating Agile ceremonies, removing impediments, coaching teams, managing software releases, coordinating stakeholders, tracking metrics, creating project plans, and identifying and mitigating delivery risks. The role also drives organizational change, process improvement, communication, and accountability across Engineering, Product, Operations, Legal, Client Services, and executive teams.

Support and stabilize production trading platforms by monitoring systems, investigating incidents, executing remediation, improving runbooks and automation, and planning client implementations and deployments for bridging, aggregation, and reporting integrations.

As a Desktop Support Engineer, you'll support internal teams by resolving technical issues, onboarding new hires, managing device lifecycles, and improving support processes.

The C++ Software Engineer will develop, enhance, and maintain financial software at oneZero, focusing on performance and reliability. Responsibilities include collaborating with teams and resolving production issues.

Provide in-house legal support by drafting, negotiating, and managing commercial contracts; advise cross-functional teams on legal and compliance risks; improve contract lifecycle and document management processes; respond to due diligence, KYC, and security requests; coordinate with outside counsel; and support corporate, governance, and strategic initiatives as the company scales globally.