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Offer summary
(Summary generated by AI based on the full job description)
The project involves the Murex MX.3 system supporting the transaction lifecycle on capital markets in banking. Key technologies include SQL, API testing, integration, end-to-end testing. Responsibilities cover requirements analysis, designing and executing test scenarios, data verification across layers, defect reporting, and collaboration with development and business teams. The project is conducted in an Agile environment with remote work options.
from: 30 July 2026
to: 29 August 2026
salary not specifiedB2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:mid • senior
working mode:remote • hybrid • full office
Białystok, Centrum
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.
Białystok, Centrum
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