Senior API System Analyst – Integration and System Design
Offer summary

(Summary generated by AI based on the full job description)

The project focuses on API modernization and building scalable, reliable integration systems. Key technologies include REST, RabbitMQ, Kafka, UML, AsyncAPI. Responsibilities cover system analysis, API modeling and design, creating architectural documentation, and collaboration in an Agile environment. Enterprise Architect and JIRA are used for work coordination and communication.

you can start ASAP

Senior API System Analyst – Integration and System Design

Company: ITDS Polska Sp. z o.o.

from: 19 August 2026
to: 18 September 2026
18 900 - 22 470net (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

RabbitMQ
Kafka
UML
Jira

Optional technologies

SoapUI
BPMN

Our requirements

  • 5+ years of experience in system analysis, particularly in API-heavy environments.
  • Strong knowledge of REST and API modeling/design practices.
  • Practical experience with BPM and system/process analysis methods.
  • Solid understanding of Agile delivery methodologies.
  • Hands-on experience with RabbitMQ and Kafka in integration contexts.
  • Proficiency in UML and modeling disciplines.
  • Working knowledge of AsyncAPI.
  • Experience with JIRA for work organization.

Optional

  • Knowledge of SOAP.
  • Familiarity with BPMN tools.
  • Understanding of the software development lifecycle and how analysis supports end-to-end delivery.

Your responsibilities

  • Analyze existing systems and translate business and technical needs into clear, actionable solution designs for API-focused projects.
  • Model and design APIs, ensuring scalability, consistency, and maintainability across complex landscapes.
  • Create and maintain detailed analysis and architecture documentation using Enterprise Architect.
  • Collaborate with cross-functional teams in an Agile environment to refine requirements and support delivery.
  • Support process and system integration analysis leveraging BPM approaches where applicable.
  • Work with messaging and event-driven architecture concepts using tools like RabbitMQ and Kafka.
  • Utilize JIRA to facilitate planning, tracking, and transparent communication among stakeholders.

About the project

As a Senior API System Analyst – Integration and System Design, you will be working for our client, a leader in technological transformation, focusing on API modernization initiatives. Your expertise will contribute to building scalable, reliable systems that enhance integration and reduce technological debt, supporting the company's mission to deliver cutting-edge digital solutions
Drive API modernization at scale — shape resilient, future-ready systems that accelerate digital delivery.
100% remote role.
Only candidates with an existing legal right to work in the European Union will be considered.

This is how we organize our work

This is how we work

at the client's site

#GETREADY to meet with us!

ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people.
We would like to meet you. If you are interested please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data.

ITDS’s Whistleblower Procedure

📌 You can report violations in accordance with ITDS’s Whistleblower Procedure available here: https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
Company

What we offer

  • Stable and long-term cooperation with very good conditions
  • Enhance your skills and develop your expertise in the financial industry
  • Work on the most strategic projects available in the market
  • Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years
  • Participate in Social Events, training, and work in an international environment
  • Access to attractive Medical Package
  • Access to Multisport Program
  • Access to Pluralsight
  • Flexible hours

Benefits

  • sharing the costs of sports activities
  • private medical care
  • remote work opportunities
  • flexible working time
  • fruits
  • integration events
  • corporate gym
  • saving & investment scheme
  • no dress code
  • coffee / tea
  • drinks
  • christmas gifts
  • birthday celebration
  • sharing the costs of a streaming platform subscription
  • access to +100 projects
  • access to Pluralsight

Recruitment stages

  • 1.
    online interview
  • 2.
    online interview

ITDS Polska Sp. z o.o.

ITDS supports financial service providers to take the next steps.
We identify what’s possible, every day. Opportunities in the areas of technology, organization, and digitization.
We see where banks, insurers, payment companies, or fintech can go and how they can get there.
That’s why we want to stimulate you to ramp up your ambition. Forget what you perceive as restraints and step towards the new reality.
ITDS in Poland - Pure player in new Technologies & Financial Industry
+300 IT implementation professionals
+20 clients in the Banking, Insurance, Payment & Fintech Industry
ITDS excels in digital strategy delivery and implementation of best-of-breed lending solutions. ITDS has delivered successful strategic projects throughout Europe since 1998. We combine the experience we’ve accumulated with in-depth knowledge of technologies, business processes, and EU legislation to unlock new business opportunities.

This is how we work

Senior API System Analyst – Integration and System Design
18.9k–22.5k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Warszawa, Masovian
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