Senior Software Engineer, UI

Company Description

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.

The Role

You should be passionate about technology, architecture, quality, and innovatively addressing business problems. You will help ensure exceptional software engineering practices, and excellent documentation.

Taking on new skills will be essential to meet the shifting demands of accelerating our modernization efforts. We embrace a culture of collaboration and experimentation while encouraging continuous improvement and learning. We welcome diverse perspectives and people who are not afraid to challenge assumptions or established ways of working.

How You'll Help Take Us There

• Hands-on development of the company's fixed income e-trading platform for institutional credit product trading focusing on UI/UX and customer experience.
• Participate in analyzing, designing, writing, and testing code, documenting, and implementing functionally appropriate, technically sound, and well‑integrated application systems.
• Be a core member of an agile team. Driving the team's development practices, authoring platform modules, feature implements, creating unit and functional testing strategies, formulating API specifications and build / deployment automation. Help cross train our members of our team and other teams within the organization on technological and process best practices.

What We’re Looking for

• 7+ years’ enterprise development experience within the TypeScript ecosystem.
• 4+ years’ experience with modern React. Sample concepts: functional components, hooks, error boundaries, suspense, react-query/SWR. Advanced experience with AG-Grid Enterprise.
• Professional experience working with modern state management. Examples: redux, RTK, Zustand, react-context.
• Knowledge of modern style authoring frameworks. Examples: SASS, tailwind, postcss, Structured unit and functional testing. Test runners like Jest or Vitest. Test renderers like react-testing-library. Functional testing frameworks like Playwright or Cypress.
• Monorepo-based project structures, build and deployment automation. Ideally NX and/or NPM workspaces. Streaming architecture. WebSocket enabled applications; loading streaming data in quasi‑real time.
• Integrating with industry-standard design systems (Material UI, Tailwind). Authoring and implementing style systems across a family of applications.
• Micro-Frontend architecture, implementation and associated integration and deployment strategies. Interop and data-sync across runtime boundaries.

What You Can Expect from Us

• Hybrid Environment: Our employees enjoy a mix of working in the office and from home
• Free Food: We provide free lunch for employees when they are working in the office. Plus, our offices are stocked with snacks
• Paid Time Off: Competitive PTO package including vacation and personal days, sick leave and charity days
• Generous Parental Leave: Up to 20 weeks fully paid leave
• 401(k): Dollar-for-dollar employer match up to $17,500
• Employee Stock Purchase Plan: Employees can purchase MarketAxess common stock at a discount
• Wellness Stipend: We provide employees with up to $1K annually towards gym memberships, home office equipment and more
• Onsite Healthcare: We offer convenient access to world‑class care through Mount Sinai at our Hudson Yards location
• Tuition Assistance and Professional Development: Benefit from live and on‑demand learning, role‑specific training, employee‑led Lunch and Learns and guest speakers
• Core benefits: Highly competitive medical, dental, and vision programs

For job positions in NYC, NY, and other locations where required, the estimated salary range for a new hire into this position is $150000 USD to $225000 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.