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Offer summary
(Summary generated by AI based on the full job description)
The project covers testing for a banking client based on the Murex MX.3 platform. Technologies and tools used include Murex MX.3, SQL, API/backend testing and optionally Java, Selenium/Selenide and RestAssured. Responsibilities include analyzing requirements and designing test scenarios, executing integration, end-to-end, API and backend tests, validating data at the database level and reporting and tracking defects.
from: 29 October 2026
to: 28 November 2026
salary not specifiedB2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:mid • senior
working mode:hybrid • full office
Poznań, Wilda
Requirements
Expected technologies
SQL
API
E2E (End-to-end)
Optional technologies
Murex MX.3
Java
Selenium
Jira
Our requirements
- At least 3 years of experience in software testing
- Experience working with the Murex MX.3 platform
- Good knowledge of SQL, including writing queries and analyzing data
- Experience with API testing and backend testing
- Background in integration and end-to-end testing
- Understanding of ISTQB Foundation Level concepts
- Good command of English, both written and spoken
- Ability to create test scenarios, test cases, and technical documentation
- Strong communication skills, assertiveness, ability to work under pressure, and good organizational skills
Optional
- Experience with the Murex MX.3 platform or another trading/risk management system
- Knowledge of financial instruments (derivatives, FX, fixed income securities, structured products) and the transaction lifecycle
- Understanding of valuation, risk management, collateral management, and clearing processes
- Familiarity with data exchange formats such as XML, FIX, and SWIFT
- Knowledge of Java and experience with Selenium/Selenide and RestAssured
- Basic knowledge of Unix/Linux environments
- Understanding of capital markets regulations, including EMIR, MiFID II, and Basel frameworks
Your responsibilities
- Analyzing requirements and designing test cases
- Executing test scenarios within the Murex MX.3 platform
- Verifying and validating data at the database level and across front-, middle-, and back-office modules
- Performing integration, end-to-end, API, and backend testing
- Reporting and tracking defects
- Preparing test reports and documentation
- Collaborating with development teams and business stakeholders to ensure accurate implementation of business processes
About the project
Join our team – the largest Testing Services Center in Poland, created by testers for testers, at a company consistently recognized as a Great Place to Work. We help our employees identify, leverage, and develop their strengths by providing engaging projects and continuous learning opportunities through our dedicated training platform, webinars, a unique mentoring program, and knowledge sharing within our Testing Community. As part of our long-term cooperation with a leading banking client, we are looking for a Manual Tester to join a project based on the Murex MX.3 platform – an integrated solution supporting the entire capital markets transaction lifecycle, including trading, risk management, post-trade processing, and settlements. The project is delivered in an Agile environment and is 100% remote, with occasional team meetings in Poznań, Wrocław, or Warsaw.
What we offer
- Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
- Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
- We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
- Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
- Comfortable workplace – class A offices or remote work
- Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
- PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
- Investment in your growth – meetups, webinars, training platform and technology blog – you choose
- Fantastic atmosphere created by all Sii Power People
Recruitment stages
- 1.Send your CV
- 2.Talk to us about your expectations
- 3.Learn more about our projects and choose the best
- 4.Start your adventure with Sii!
Sii Sp. z o.o.
Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.
Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.
This is how we work
Manual Tester with Murex platform knowledge (f/m/x)
I apply to:
Sii Sp. z o.o.
Poznań, Wilda
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