Backend Engineer
Senior IT Analyst (API Domain)
Warsaw
Apply on the employer's siteRole description
Salary:
1000-1140 PLN/day on B2B
Work model:
hybrid from Warsaw (2/3 days per week from the office)
Why choose this offer?
- You can expect a
flexible work organization - The
international work environment
will give you the opportunity to interact with the English language on a daily basis - Scandinavian organizational culture
will provide you with work-life balance, you will gain time for additional training (financed by Jit) - The
Jit community
will bring you a nice time during regular integration meetings
Project
You will be involved in a financial project focused on
business and data analysis
within the
STO Domain API
.
The role centers on
translating business requirements into clear technical designs
, defining data structures and mappings, and
supporting API contract definitions
. You will collaborate with business stakeholders, consumer teams, and source-system teams to
ensure alignment of requirements
,
data models
, and
system dependencies
. The project also involves establishing business rules,
defining canonical data models
, and supporting
planning activities across delivery teams
.
Responsibilities you'll have
- 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)
in and 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
Expected competences and knowledge
- 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
Technologies
you'll work with
- STO Domain API
- XML
- XSLT
- AVRO
- JSON
Client
– why choose this particular client from the Jit portfolio?
Jit Team has had an
over-decade-long relationship
with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present,
over 200 Jit personnel
are engaged in the completion of
more than 60 projects
for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the
Scandinavian culture
, which is conducive to people who place emphasis on
work-life balance and feedback culture
. Furthermore, all projects are executed in international teams, giving constant exposure to the English language.
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