Brazil onlyCapital Markets Gateway LLC (CMG) is a financial technology firm, uniquely focused on the equity capital markets (ECM), connecting investors and underwriters via a neutral platform. CMG delivers integrated ECM data and analytics, unrivaled transparency into deal flow, and workflow efficiencies for an otherwise fragmented and inefficient process. Providing a digital system of record for firm-wide deal activity, CMG helps clients make more timely, better-informed decisions. Launched in 2017 by a team of ECM practitioners, CMG has completed two 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 20 global investment banks. For more information, please visit www.cmgx.io.
The Role
We’re looking for a Software Development Engineer in Test 2 to join our team to help build efficient, elegant, and accurate enterprise solutions for the financial industry.As a Software Development Engineer in Test 2, you will play a pivotal role in enhancing our test infrastructure and tooling, creating new frameworks and systems that facilitate automated 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
Key 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.
What We're Looking For
- English level - C1 or C2
- Proven experience as a Software Developer in Test 2 (SDET2) or similar role.
- 5+ years of experience in JavaScript/TypeScript development or 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).
- Enjoys team collaboration, continuous learning, and building scalable solutions.
- Data-driven mindset with a preference for experimentation and iterative improvement.
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
- 2 year+ contract
- 15 business days of vacation
- Tech courses and conferences
- Top-of-the-line MacBook
- Fully remote working environment
- Flexible working hours
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