Senior IT Analyst – STO Domain API | Flexible, Global, Training

Jit Team; Warszawa; Hybrid; PLN 140,000 - 200,000; Full time

Job summary

Jit Team in Poland is seeking a seasoned Business/Data Analyst to contribute to a financial project focused on business and data analysis within the STO Domain API.

You will translate business requirements into clear technical designs, define data mappings, and support API contract definitions while collaborating with business stakeholders and cross-functional teams in an international setting.

Qualifications

• 5+ years of experience in business analysis, data analysis, or related roles.
• Strong data analysis and mapping capabilities.
• Ability to translate business rules into concrete examples and acceptance criteria.
• Ability to work across business, consumer, and source-system teams.
• Understanding of custody positions, subpositions, reservations, and corporate actions.
• Knowledge of data description using XML, XSLT, JSON, and AVRO.

Responsibilities

• Analyse and align business requirements, data models, system flows, and dependencies, and translate them into technical designs and deliverables.
• Design and document services (contracts) around the STO Domain API and transformation rules.
• Support contract-first API definition with producers, primarily the safekeeping system.
• Define data mapping and the canonical data model.
• Coordinate requirements during quarterly / PI planning.
• Establish business rules and valid request/response examples.

Skills

Data analysis

Business analysis

Requirements analysis

Stakeholder communication

Tools

XML

XSLT

AVRO

JSON

Job description

Jit Team in Poland is seeking a seasoned Business/Data Analyst to contribute to a financial project focused on business and data analysis within the STO Domain API.

You will translate business requirements into clear technical designs, define data mappings, and support API contract definitions while collaborating with business stakeholders and cross-functional teams in an international setting.