Senior IT Analyst: STO Domain API & Data Modeling (Hybrid)

Jit; Poland; Hybrid; PLN 185,000 - 210,000; Full time

Benefits offered by this job

Flexible work organization

International work environment

Scandinavian culture and work-life bal

Training financed by Jit

Regular integration meetings

Job summary

Jit in Warsaw offers a hybrid role focused on business and data analysis within the STO Domain API. You will translate business requirements into technical designs, define data structures, and support API contracts, collaborating with business stakeholders, consumer teams, and source-system teams to ensure alignment of requirements, data models, and dependencies.

You will establish canonical data models, plan deliveries across teams, and translate business rules into concrete acceptance

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 clear technical designs and implementable delivery tasks.
• Design and document services (contracts) around the STO Domain API, including rules for transformation logic.
• Support contract-first API definition with producers, primarily the safekeeping system.
• Define data mapping and the canonical data model.
• Raise and coordinate requirements during quarterly/PI planning.
• Establish business rules and valid request and response examples.

Skills

5+ years experience

Data analysis

Data mapping

Translate business rules

Cross-functional collaboration

Custody domain knowledge

XML

XSLT

JSON

AVRO

Tools

STO Domain API

XML

XSLT

AVRO

JSON

Job description

Jit in Warsaw offers a hybrid role focused on business and data analysis within the STO Domain API. You will translate business requirements into technical designs, define data structures, and support API contracts, collaborating with business stakeholders, consumer teams, and source-system teams to ensure alignment of requirements, data models, and dependencies.

You will establish canonical data models, plan deliveries across teams, and translate business rules into concrete acceptance