Lead Software Engineer
Quick Summary
Xpansiv is the leading infrastructure provider for the energy transition markets. Our comprehensive platform includes registries, online marketplaces, market execution services,
We are seeking a highly motivated Lead Software Engineer to join our Markets Engineering team. We are looking for an engineer with a strong history determining the strategic direction of core software products in the financial markets/exchange trading space, and a willingness to be a hands-on contributor to the ongoing development of the platform. Our existing platform is a C++ central transaction processing engine using custom in memory database and surrounded by TypeScript applications connected via low-latency inter-process messaging (e.g. ZeroMQ IPC/TCP) between the C++ engine and surrounding services. The platform includes REST API clients and browser-based GUIs built around TypeScript frameworks. The ideal candidate will have more than 8 years of professional experience, and comprehensive knowledge of CI and automated deployment to a Kubernetes infrastructure in cloud environments. The successful candidate will show a passion for problem-solving and the ability to leverage their extensive experience to help their team continue the development and growth of the systems with which they will work.
Responsibilities
~1 min read- →
Design, develop, and maintain scalable applications using C++/TypeScript.
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Develop and integrate REST APIs to support business functions.
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Create and optimize browser-based GUIs for enhanced user experience.
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Support and develop the monorepo build for the platform.
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Collaborate with cross-functional teams to define, design, and ship new features.
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Troubleshoot and resolve software defects and issues.
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Maintain code quality through code reviews and automated tests.
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Stay updated with the latest industry trends and technologies.
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Provide strategic direction with new technologies to keep the systems up to date and industry leading.
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Work with the existing senior engineers / team to, amongst other things:
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Evolve the code generation/model pipeline safely
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Maintain and improve engine replication and recovery design
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API versioning and vendor OpenAPI integration
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Find innovative solutions to the business opportunities present from your commercial colleagues, customers and partners
Requirements
~2 min read-
8 years of professional experience in software development.
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3 years of technical leadership of small to medium teams.
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Expert in C++ (C++26) and TypeScript using modern JavaScript frameworks.
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Experience with deployment of containerized systems to Kubernetes on Google Cloud Platform
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Experience with REST API development.
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Experience in developing browser-based GUIs.
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Several years’ experience in financial markets.
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Interest or skills in other programming languages such as Rust is an advantage.
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Excellent teamwork and communication skills.
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Strong problem-solving skills and attention to detail.
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Ability to work in an agile development environment.
Location & Eligibility
Listing Details
- Posted
- June 11, 2026
- First seen
- June 12, 2026
- Last seen
- June 12, 2026
Posting Health
- Days active
- 0
- Repost count
- 1
- Trust Level
- 56%
- Scored at
- June 12, 2026
Signal breakdown
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