Senior Software Engineer, Data (New York)

Senior Software Engineer

MarketAxess is on a journey to digitally transform one of the world's largest financial markets, enabling the shift from analog, phone-based trading to a fully electronic marketplace. Why does this matter? Because our platform makes trading fixed-income more accessible, ultimately improving transparency, efficiency, and competition in the marketplace. Changing the way an established industry transacts is no easy feat. There will be twists and turns, because no one's ever done this before. But now, more than 2,000 clients around the world rely on our solutions, and that number is only expected to grow in the years ahead. We know where we're going. How we get there is up to us. Join us and help Take Us There.

We are seeking a hands-on Senior Software Engineer to lead development and implementation of data products within our Data group and partner with one of our four main scrum teams and will be exposed to projects involving distribution, bond calculations, quantitative analysis, and market leading data products.

The individual will have the opportunity to leverage our extensive global proprietary data assets and work closely with leading developers, architects, and product management within the fixed-income fintech space.

How You'll Help Take Us There

• Build and enhance scalable and resilient next gen Data Distribution capabilities across various channels.
• Use Apache Flink (or equivalent) to process batch and real-time data streams for delivery.
• Develop a robust API platform to efficiently onboard and expose sub-second APIs (REST / GraphQL).
• Deploy and manage client-facing real-time data feeds (FIX / Kafka).
• Design, develop and implement data products across our hybrid environment in Java / Python.
• Build and maintain scalable real-time and batch ingestion and processing pipelines (e.g. Kafka).
• Collaborate closely with Data Scientists and Product Strategists to productionize innovative revenue-generating data products.
• Design and maintain AWS-based data products (S3, ECS / EKS, Athena / Glue / Aurora) with a focus on containerized and serverless technologies.
• Optimize data storage (partitioning, bucketing) for performance.
• Ensure data security, cost efficiency, and best practices (IAM, encryption, monitoring).
• Implement automated build / test / deploy pipelines (Jenkins, GitLab CI / CD, or equivalent).
• Enforce coding standards : modular design, documentation, peer reviews, and automated testing (unit / integration).
• Instrument pipelines with monitoring and alerting (CloudWatch, Grafana).
• Act as a liaison between Development, Product, Research, Platform and Infrastructure teams.
• Present technical designs and progress to stakeholders.
• Mentor junior engineers on data-engineering best practices and streaming architectures.

What We're Looking for

What You Can Expect from Us

For job positions in NYC, NY, and other locations where required, the estimated salary range for a new hire into this position is $150,000 USD to $225,000 USD. Actual salary may vary depending on job-related factors, which may include knowledge, skills, experience, and location. You may also be eligible for annual cash incentives, equity, and other benefit programs.

MarketAxess Corporation and its affiliates provide equal employment opportunities to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and / or expression, genetic information, marital status, veteran status, or any other legally protected characteristic in the location in which the candidate is applying.

All of your information will be kept confidential according to EEO guidelines.