The role involves maintaining automated testing suites, enhancing test infrastructure, collaborating with teams to ensure code quality, and developing tools to improve testing efficiencies.
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 nearly 150 buy-side firms representing $40 trillion in AUM and 22 global investment banks. For more information, please visit www.cmgx.io.
The Role
We’re looking for a Software Engineer in Test to join our team to help build efficient, elegant, and accurate enterprise solutions for the financial industry.
As a Software Engineer in Test, you will play a pivotal role in enhancing our test infrastructure and tooling, creating new frameworks and systems that facilitateautomated testing processes, leading to more efficient issue identification and robust solution delivery. You will work closely with product managers, designers, and software engineers to ensure our products are highly testable, contributing to the development and maintenance of testing frameworks and strategies. You will bring to the team industry best practices around functional and regression testing and ensure high-quality and high-velocity product launches.
Our Engineering Team
The CMG engineering team consists of domain experts who work collaboratively within a culture of cross-domain knowledge sharing. We value engineers who are passionate about modern technologies and best practices.
Our engineers are willing to challenge the status quo and are constantly seeking improvement and efficiency in our code base 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. As part of our process, we believe in taking the time for research and prototyping - this is critical in making the right decisions.
Given the experience of our team, we have naturally adopted best practices from local development, through code review and into production rollouts. Besides the standard pull requests, test automation, code coverage tracking, containerization, and one-click deployments, we are constantly reviewing these foundational components to develop new best practices.
Responsibilities
- Design, build, and maintain scalable test infrastructure, automation frameworks, and developer-facing tools to accelerate testing and improve product reliability.
- Collaborate closely with Product Managers, Developers, and Designers to ensure testability is built into features and system architecture from the start.
- Develop strategies for integrating automated tests deeply into CI/CD pipelines, enabling fast and reliable feedback loops across all stages of development.
- Create reusable tooling and libraries that allow engineering teams to easily write, run, and maintain automated tests for APIs, services, and full-stack applications.
- Proactively identify gaps in existing testing strategies and design new systems to improve test coverage, efficiency, and scalability across the platform.
- Analyze and debug complex failures in automated test systems, differentiating between test infrastructure issues and product defects.
- Champion a quality engineering culture across the organization, mentoring developers on writing effective tests, improving code testability, and leveraging automation tooling.
- Drive continuous improvement of QA automation tooling, test data management solutions, and environment reliability to support rapid product development at scale.
Qualifications
- Proven experience as a Software Engineer in Test or similar role.
- 5+ years of experience in JavaScript/TypeScript developmentor test automation.
- Expert in automated testing and modern testing frameworks (e.g., Playwright, Jest, xUnit).
- Deep understanding of full-stack web application architecture (frontend to production).
- Structured, detail-oriented thinker with awareness of broader system goals.
- Quick learner, self-motivated, and comfortable working with minimal supervision.
- Strong analytical, problem-solving, and communication skills (written and verbal).
- Enjoyteam collaboration, continuous learning, and building scalable solutions.
- Data-driven mindset with a preference for experimentation and iterative improvement.
- Interest or experiencewith integrating Large Language Models (LLMs) into development or testing workflows.
Our Tech Stack
- Playwright, Jest, xUnit
- Docker, Kubernetes, Helm
- GitHub Actions, Harness, Terraform, GitOps
- Microsoft Azure Cloud
- Datadog, Grafana, OpenTelemetry
- Postgres, Elasticsearch, Redis
- Asp.Net REST and GraphQL back-ends
- React with TypeScript front-ends
- React-Native Mobile App
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
- Comprehensive benefits program (Medical, Dental & Vision)
- Equity
- Performance-based bonus
- 401k company match
- Flexible Spending & Health Savings Account
- Unlimited PTO
- Hybrid/remote work environment
- Education reimbursement
- Continuous learning opportunities
- Life insurance
- Employee referral bonus
- Parental leave
This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm you are authorized to work in the U.S. 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.
Top Skills
Asp.Net
Datadog
Docker
Elasticsearch
Github Actions
Grafana
GraphQL
Helm
JavaScript
Jest
Kubernetes
Azure
Opentelemetry
Playwright
Postgres
React
React-Native
Redis
Rest
Terraform
Typescript
Xunit
CMG (Capital Markets Gateway) Chicago, Illinois, USA Office
1 S. Dearborn Street, Chicago, IL, United States, 60603
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