Senior Frontend Engineer

The Company Capital Markets Gateway LLC (CMG) is a capital markets-focused fintech transforming global equity capital markets (ECM) through data, technology, and connectivity. As the preferred source for ECM analytics and the first network connecting the buy-side and sell-side for ECM workflows, we are committed to reshaping how capital markets operate. Founded in 2017 by a team of ECM practitioners, CMG has completed three successful fundraising rounds and is backed by a group of the world’s most prestigious financial institutions. The CMG platform is currently relied upon by 25 global investment banks and 135 asset managers representing $40 trillion in AUM. For more information, please visit www.cmgx.io . The Role We’re looking for a Senior Frontend Engineer to join the Mission Control team (DataLab product) as the frontend technical lead for the western hemisphere-based team. As a frontend engineer, you will play a critical role in crafting user-centric, performant, and scalable interfaces that power our enterprise financial solutions using industry standard technologies like React, TypeScript, and GraphQL. You will collaborate closely with product managers, back-end engineers, and engineering leaders to translate complex business requirements into clean, maintainable code. You will contribute to frontend architecture decisions, establish best practices in UI development, and champion design consistency, accessibility, and overall product quality. You will also be empowered to use modern agentic coding tools thoughtfully to accelerate delivery, improve code quality, explore solutions, and raise the team’s engineering leverage while maintaining strong judgment, ownership, and review standards. Our Engineering Team The CMG engineering team is made up of domain experts who collaborate across disciplines and share knowledge openly. We value engineers who are passionate about modern technologies and best practices who can raise the bar for React, TypeScript, UI architecture, testing, accessibility, and developer experience. Our engineers are encouraged to challenge the status quo and are constantly seeking improvement and efficiency in our codebase and platform. CMG engineers are empowered to explore solutions and bring recommendations to the table. We are in a period of making impactful engineering decisions, and this role will help guide frontend technical direction through research, prototyping, code review, and production-quality implementation. Responsibilities Serve as the frontend technical lead for CMG’s DataLab product, helping set direction for the Mission Control team in the Western Hemisphere. AI is changing how software gets built. In this role you'll contribute to the frontend development harness, push it hard as a daily user, and champion it across the team. Develop and maintain complex, scalable user interfaces for web applications using React and TypeScript. Partner with your cross functional product team to come up with the best solution, regardless of role boundaries or where the work technically sits. Guide frontend architecture, component design, accessibility, performance, and developer experience improvements. Contribute to overall product quality through unit, component, and E2E tests. Qualifications React: 5+ years TypeScript: 5+ years Software engineering: 10+ years Experience leading frontend technical decisions, mentoring engineers, and driving UI architecture standards Demonstrated ability to use agentic coding tools (we use Claude, Codex, and CoPilot) productively while maintaining high standards for correctness, security, maintainability, and team collaboration Modern JavaScript ecosystem experience Solid full-stack experience is expected (Node.js or otherwise, we are a .NET shop) Fintech experience is a plus Our Tech Stack React - We’re all in on React – we maintain multiple single-page React apps TypeScript – 99% of our frontend codebase is TypeScript GraphQL - served by a.NET GraphQL gateway Nx monorepo Testing – Jest/Testing Library/Playwright/Storybook Material UI - CMG’s design system is built on a tried-and-true component library Containerized - Run the entire stack on your machine with one click Automatic preview environments created for every PR Playwright and own data-seeding framework for E2E testing AI-assisted and agentic coding workflows to improve productivity, discovery, testing, and delivery Our Values We innovate with purpose We focus on outcomes vs. output We believe diverse and inclusive teams fuel innovation We are humble yet candid We do right by the customer What We Offer Equity Unlimited PTO (28 days including bank holidays + unlimited additional paid leave) Comprehensive benefits program managed by Globalization Partners Premium life and income protection Top private medical and dental insurance Employee Assistance Program (EAP) Pension contributions Hybrid work environment (initially remote until office setup is complete) Education reimbursement Continuous learning opportunities Employee referral bonus Parental leave CMG embraces our ongoing commitment to building a culture reflecting the people, perspectives, and passions it represents. We will accept nothing less than equity, inclusion, and belonging for all. With the only constant in life being change, we will always listen, learn, and improve for the betterment of our teams, customers, and communities. CMG is proud to be an Equal Opportunity Employer.