Software Engineer- API

Job details
Pay
$140,000 - $160,000 a year
Job type
Full-time
 
Location
Sydney NSW
 
Full job description
Xpansiv®, a trailblazer in the energy and environmental commodities market, operates the integrated, open, and neutral market platform designed to accelerate the global energy transition. Xpansiv provides thousands of market participants and intermediaries with access to the widest possible range of energy transition markets, through its suite of solutions, including the world’s largest environmental commodities trading platform, where billions of assets cross per year. Xpansiv’s end-to-end technology platform services the entire life cycle of environmental commodities, connecting diverse markets and market participants across the world and enabling stakeholders to deliver transparent and trusted environmental claims to address the growing demand for energy transition. Leveraging its extensive industry knowledge and proven technology portfolio, Xpansiv assists companies seeking to identify and mitigate risk, streamline the management of their environmental assets, and comply with regulations, caps and commitments.

Join our XMarkets team as a Software Engineer, where you’ll play a critical role in building and maintaining the software that powers the interfaces around our core trading system. This is a hands-on engineering position focused on designing robust APIs, ensuring seamless system integrations, and supporting real-time data pipelines that keep markets moving.
Key Responsibilities:
Design scalable and efficient message schemas and data structures for both internal and external APIs
Build and maintain RESTful APIs that interface with the trading system
Develop and support REST clients for integrating with third-party systems such as registries
Manage and enhance Kafka-based pipelines for streaming market data and trade instructions
Write and maintain comprehensive integration tests to ensure the reliability and performance of API components
Tech Stack tools:
Languages: TypeScript, Rust (or C++ with willingness to transition to Rust)
Technologies: REST, Kafka, FIX (optional)
Frameworks/Tools: Modern web technologies, integration testing frameworks
What can you expect throughout the interview process:
Step 1- Shortlisting of resume Recruiter screening
Step 2- "Get to know you" interview with the Markets team
Step 3- Interview with the Product team
Step 4- Final Interview with the VP- Software Engineering

Base Salary
Compensation for this role will vary among specific regions due to geographic differentials in the labor market, actual pay will be determined considering factors such as relevant skills and experience, knowledge, education and training. Compensation for this role is expected to be as follows:
$140,000 -$160,000

Here at Xpansiv, we cultivate diversity, celebrate individuality, and believe unique perspectives are key to our collective success in building trust and transparency in global efforts toward net-zero future. Xpansiv is committed to equal employment opportunity regardless of race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, protected veteran status, or any status protected by applicable federal, state, or local law.

Note to Recruiters: Xpansiv does not accept unsolicited resumes or referrals from placement agencies, staffing vendors or other external parties seeking recruiting fees without a signed formal agreement.
 
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