QA Engineer - Backend (Golang) Senior [Core Banking Systems] at Plata Card

✨ The Stack take on this Plata Card job

• 🏢 Plata Card has 34 jobs here, 34 with visa sponsorship see all
• 🛂 Visa: EU Blue Card. Minimum salary: €50,700 a year guide
• 💡 No salary shown. Ask Plata Card if it is above the minimum.

Updated 2026-11-03, from our data and official sources.

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About the role

Responsibilities:
- Lead requirements analysis, create test scenarios and prepare test data for core banking microservices.
- Perform and coordinate manual and automated acceptance and regression testing; own on-site testing activities.
- Design, write and maintain automated tests in Go and support the test project and framework.
- Build and maintain testing infrastructure and tools (mocks, data generators, reporting) and integrate tests into CI/CD.
- Identify, localize and report defects; collaborate with product and engineering across releases.

Requirements:
- Proven experience in backend QA, test documentation, and both manual and automated testing.
- Strong programming skills in Go, Java, Kotlin or Python and experience with Git and CI/CD tooling.
- Solid SQL knowledge and experience with message queues (Kafka) and microservices testing.
- Experience developing/maintaining test frameworks, testing infrastructure and supporting tools.
- Familiarity with design patterns and load testing practices; B1+ English for international collaboration.
- Bonus: experience with gRPC/Protobuf and testing frameworks (Allure, Gomega, JUnit5, pytest).

Responsibilities

You will be responsible for developing and maintaining automated test frameworks for core banking microservices while ensuring system security and regulatory compliance. The role involves active participation in the full software development lifecycle, including requirements analysis, defect reporting, and CI/CD integration.

Requirements

The ideal candidate possesses strong experience in backend testing, proficiency in Go or similar languages, and a solid understanding of SQL and message queues like Kafka. You must be capable of working in an international environment with at least a B1 level of English proficiency.

Key skills

• Golang — in 63 other listings on The Stack
• Java — in 347 other listings on The Stack
• Kotlin — in 249 other listings on The Stack
• Python — in 1173 other listings on The Stack
• Kafka — in 167 other listings on The Stack
• PostgreSQL — in 290 other listings on The Stack
• SQL — in 527 other listings on The Stack
• CI/CD — in 620 other listings on The Stack
• Git
• Test automation
• Microservices
• gRPC
• Protobuf
• Load testing
• Design patterns
• Bug tracking

On The Stack (as of 2026-11-03)

• Plata Card has 33 other listings on The Stack, 33 of them marked as offering visa sponsorship.
• 162 visa-sponsored jobs in Germany on The Stack, posted in the last 60 days.
• 68 visa-sponsored backend engineer jobs in Europe on The Stack, posted in the last 60 days.

Frequently asked questions about Plata Card

Is this QA Engineer - Backend (Golang) Senior [Core Banking Systems] role still open?

It was posted on 2026-08-25. Listings more than 30 days old may no longer be active, so check Plata Card's site before applying.

Does Plata Card offer visa sponsorship?

This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on Plata Card's site.

Where is this role located?

The listing gives the location as Germany. It is marked on-site.

What skills does this role ask for?

The listing names: Golang, Java, Kotlin, Python, Kafka, PostgreSQL, SQL, CI/CD, Git, Test automation, Microservices, gRPC, Protobuf, Load testing, Design patterns, Bug tracking.