Software Engineer in Test

Confidential

Nis, Nišavski okrug, Serbia permanent

Posted: April 14, 2026

Required Skills

Job Description

Are you good in QA operations, test automation, skilled in JavaScript / TypeScript and ready to grow your career? We are looking for a Software Engineer in Test to join our experienced and skilled Engineering Team of 50+ members, and to join testing operations on multiple projects in our Tech Stack.

You will be joining the Paid Media Engineering Team in Nis, Serbia, to work together with other SET/QAs, Fullstack Engineers, Devops, PMs who are located mostly in Serbia, Nis, but also in Poland, UK, Denmark, Bulgaria and Romania.

You will be onboarded to our projects, rich Tech Stack and SDLC, and mentored by experienced engineering colleagues.

We develop web applications and backend services to support Paid Media business operations, using mostly PHP, JavaScript/TypeScript, NodeJS, NestJS, Symfony, Laravel, different ORMs and databases, AWS, CloudFlare.

We work in Scrum (2-week sprints), with all roles included, having regular refinements, plannings, sprint reviews, retrospectives and dailies.

We are heavily using AI tools in our SDLC - Cursor, Copilot, Claude Code…

Job responsibilities

• Do manual/product testing to ensure the quality and performance of our software and products

• Design and develop automated functional, integration, performance, and end-to-end tests

• Maintain automation test frameworks and tools

• Ensure testability of software

Minimum qualifications

• 2+ years experience in the following:

• Manual / product testing

• Basic browser automation testing in any of the following: Playwright, WebDriverIO, Selenium or similar test automation framework

• Basic JavaScript, TypeScript or Java skills

• Good analytical skills, ability to learn quickly, communicate and work collaboratively in a team environment

Good to have

• Passionate about producing clean, maintainable and scalable test automations

• Experience in using popular AI tools for test automation development (Cursor, Copilot etc)

• Experience in performance testing (K6 or similar)

• Experience with Gherkin and/or Behat testing

• Experience with Postman testing

• Frontend / Backend basic knowledge; JavaScript (ECMA 6 and newer), HTML / CSS, Relational Databases, SQL

• HTTP protocol, Web in general

• Experience in Git or similar tools

Benefits

• Private health insurance

• Sick leave 100% paid

• Canteen with free meals and drinks

• Flexible working hours

• Additional vacation days after two years in the company

We also provide up-to date equipment, entertainment facilities in a modern office right in the city center and more.

Note: Flexible working hours and occasional work from home options in Better Collective help us achieve proper work-life balance. We strongly believe in the magic of teamwork, though, so we come to the office at least three days a week to keep the team spirits high.

Application deadline

We look forward to hearing from you and accept applications until 14th May.
Please submit your CV and cover letter in PDF; only applications submitted in English will be considered.

Expected start date: as soon as possible.

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