Staff Software Engineer (SDET)

Founded in 2014, Circles is a global technology company reimagining the telco industry with its innovative SaaS platform, empowering telco operators worldwide to effortlessly launch innovative digital brands or refresh existing ones, accelerating their transformation into techcos.

Today, Circles partners with leading telco operators across multiple countries and continents, including KDDI Corporation, Etisalat Group (e&), AT&T, and Telkomsel, creating blueprints for future telco and digital experiences enjoyed by millions of consumers globally.

Besides its SaaS business, Circles operates three other distinct businesses:

• Circles.Life : A wholly-owned digital lifestyle telco brand based in Singapore, Circles.Life is powered by Circles ' SaaS platform and pioneering go-to-market strategies. It is the digital market leader in Singapore and has won numerous awards for marketing, customer service, and innovative product offerings beyond connectivity.

• Circles Aspire : A global provider of Communications Platform-as-a-Service (CPaaS) solutions. Its cloud-based Experience Cloud platform enables enterprises, service providers and developers to deliver and scale mobile, messaging, IoT, and connectivity services worldwide.

• Jetpac : Specializing in travel tech solutions, Jetpac provides seamless eSIM roaming for over 200 destinations and innovative travel lifestyle products, redefining connectivity for digital travelers. Jetpac was awarded Travel eSIM of the Year.

Circles is backed by renowned global investors, including Peak XV Partners (formerly Sequoia), Warburg Pincus, Founders Fund, and EDBI (the investment arm of the Singapore Economic Development Board), with a track record of backing industry challengers.

• Understand the use cases / User journeys for products and the technical solution and develop test scope using test design techniques and documentation.
• Should have understanding about Generate testcases, Test scripts using AI tools
• Understand the test scope and make the relevant changes to the automation framework and platform APIs that will help us automate relevant scenarios faster and more reliably.
• Enhancing and maintaining automation frameworks for scalability, stability, and performance.
• Be obsessed with automated test coverage for backend APIs & workflows and strive to incorporate various functional and end-to-end scenarios into automated test suites.
• Interacting and collaborating with the product team and QA teams to identify and understand testing requirements to automate.
• Partner with CI/CD team and SRE teams to ensure that automated tests contribute effectively to the deployment pipeline and site availability needs.
• Perform manual functional testing for the identified test scope when required.
• Experience in automation testing (both API and UI)
• Able to extend working hours during weekdays and weekends till the product is launched and in the BAU phase.

• HODs and Senior Management
• Engineering Teams
• External customers/MNOs and vendors

• 10+ years of experience in a quality engineering role with a focus on test automation.
• Proficiency in Java and related technologies; knowledge of Golang and NodeJS is a plus.
• Experience with automation tools such as Selenium, REST Assured, Appium, and TestNG.
• Strong understanding of automation frameworks and their integration into CI/CD pipelines.
• Experience with CI/CD tools like Jenkins and Maven.
• Familiarity with databases (SQL, NoSQL), message queues, and caching technologies.
• Understanding of SDLC/STLC and Agile processes.
• Experience in defining test strategies and test plans.
• Ability to debug and perform root cause analysis for identified issues.
• Experience with multi-environment structured test data setup and management.
• Passion for identifying test coverage gaps and improving automated test suites.
• Hands-on experience in mobile app automation is a plus.
• Drive non-functional testing activities including performance, scalability, reliability, resilience, and basic security testing to ensure applications meet defined quality and engineering standards.
• Leverage AI-assisted engineering and prompt engineering techniques to improve test design, test-case generation, automation development, defect analysis, test-data creation, and overall QA productivity.

Circles is committed to a diverse and inclusive workplace. We are an equal opportunity employer and do not discriminate on the basis of race, national origin, gender, disability or age.