Senior Automation Tester - ERP Integration & Performance Testing

inventYOU IT Consulting; Stockholms kommun; Hybrid; SEK 650,000 - 900,000; Full time

Benefits offered by this job

Hybrid setup in Stockholm

Long-term engagements

Job summary

inventYOU IT Consulting is seeking an experienced Automation Tester for a large ERP transformation program in Stockholm, focused on performance testing, integration validation, and test automation across a modern logistics and finance platform.

You will execute performance tests against requirements, configure test environments with data, and mock systems within test environments, collaborating with stakeholders and multiple test teams.

Qualifications

• Documented experience in performance testing of ERP integrations.
• Experience with WSO2, ION API, Kafka.
• Experience mocking systems based on API docs.
• Experience managing test data in XML, CSV, and EDIFACT.
• Strong Java, SQL, and TypeScript skills.
• Fluent in Swedish and English.

Responsibilities

• Perform performance testing of system integrations and end-to-end flows.
• Ensure test data in test environments is fit for purpose.
• Mock/stub systems and integrations not present in the relevant test environment.
• Document and version control of developed solutions and results.
• Collaborate with business stakeholders, developers, architects, infrastructure specialists, suppliers, and multiple test teams.

Skills

Performance testing

Integration testing

Test data management

Swedish language

English language

Tools

Java

SQL

TypeScript

LoadRunner Enterprise

JMeter

WSO2

ION API

Kafka

Job description

We are looking for an experienced Automation Tester for an assignment within a large-scale ERP transformation program, focused on performance testing, integration validation, and test automation across a modern, scalable logistics and finance platform.

You will take on a key role in quality assurance across the program's releases, working operationally to execute performance testing against requirements, configure test environments with test data, and mock out systems within test environments. The role requires strong analytical ability, personal drive, and solid programming and integration skills.

Platform: ERP / System Integration

Integration tools: WSO2, ION API, Kafka

Programming: Java, SQL, TypeScript

• Performance testing of system integrations and E2E flows
• Ensuring test data in test environments is fit for purpose
• Mocking/stubbing out systems and integrations not present in the relevant test environment
• Documentation and version control of developed solutions and results
• Collaboration with business stakeholders, developers, architects, infrastructure specialists, suppliers, and multiple test teams

Requirements

• Documented experience in performance testing of system solutions and ERP integrations with third parties
• Experience with integration solutions such as WSO2, ION API, Kafka
• Experience mocking out systems and integrations based on API documentation
• Experience managing and generating test data based on documentation or reference data in XML, CSV, and EDIFACT
• Strong knowledge of Java, SQL, and TypeScript
• Strong knowledge of LoadRunner Enterprise or JMeter
• Fluent in Swedish and English, written and spoken

Nice to Have

• Experience working in large-scale transformation or implementation projects

Benefits

• Join a large-scale ERP transformation initiative for a major client
• Hybrid setup based in Stockholm
• Join inventYOU, an IT staffing and consulting company with a strong presence across Stockholm and Athens, offering long-term engagements and close support throughout your assignment