Data Quality and Governance Developer

Posted:
5/5/2026, 12:25:19 AM

Location(s):
Masovian Voivodeship, Poland ⋅ Warsaw, Masovian Voivodeship, Poland

Experience Level(s):
Mid Level

Field(s):
Data & Analytics ⋅ Software Engineering

Workplace Type:
Hybrid

JLL empowers you to shape a brighter way.  

Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong.  Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

Location: Poland

Contract type: contract of employment / full time

Working model: hybrid / remote (Poland based)

Responsibilities:

  • Develop new DQ rules per documented business requirements and according to DQ Rule Development standards.

  • Participate and/or lead peer reviews of DQ rule code. 

  • Profile data to ensure documented requirements align to database values. 

  • Detailed QA of rules and dashboards, including documenting results. 

  • Iterate on rule development, QA and UAT with rule requirement requesters, across AM, APAC & EMEA time zones, as necessary to finalize rules. 

  • Document all task work in DQ tickets. 

  • Present planned production changes to Change Management Board.

  • Configure DQ dashboards by mapping DQ rules to the standard format dashboard. 

  • Resolve Data Quality Help Desk tickets raised for production issues in a timely manner. 

  • Participate in Daily Scrum meetings to report progress, roadblocks and daily plans.

  • Perform root cause analysis for production issues as requested. 

Qualifications: 

  • 4+ years of SQL and Databricks development experience.

  • Proven Experience with complex queries containing six or more table joins and joining across servers and/or databases. 

  • Experience conducting code reviews. 

  • Experience with Cursor or any AI developments is highly preferred

  • Ability to understand database design and referential integrity without an ERD.

  • Experience profiling data on large and diverse data sets. 

  • Attention to detail, following all requirements. 

  • Proven problem-solving skills.

  • Experience with agile methodology. 

  • Solid English verbal and written communications skills. 

  • Exposure to tools such as Tableau and Informatica will be a plus. 

What we offer:

  • Competitive employment contract with stability and security you deserve

  • Comprehensive benefits package including premium private healthcare, flexible cafeteria system (Multisport), for personalized perks, and life insurance for peace of mind

  • Clear career progression pathways with long-term growth opportunities and internal mobility across diverse roles and markets

  • Premium workspace experience in the iconic Warsaw Spire with state-of-the-art facilities, convenient metro access, plus flexible hybrid working arrangements for optimal work-life balance

  • Professional growth environment where your contributions directly impact business outcomes and where innovation and expertise are recognized and rewarded

Location:

Remote –Warsaw, POL

If this job description resonates with you, we encourage you to apply even if you don’t meet all of the requirements.  We’re interested in getting to know you and what you bring to the table!

At JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities. Using AI capabilities, we analyze your application for relevant skills, experiences, and qualifications to generate valuable insights about how your unique profile aligns with the specific requirements of the role you're pursuing.

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For additional details please see our career site pages for each country.

Jones Lang LaSalle (“JLL”) is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities.  If you need a reasonable accommodation because of a disability for any part of the employment process – including the online application and/or overall selection process –  you may email us at [email protected]. This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL.

Jones Lang LaSalle (JLL)

Website: https://www.us.jll.com/

Headquarter Location: Chicago, Illinois, United States

Employee Count: 10001+

Year Founded: 1783

IPO Status: Public

Last Funding Type: Post-IPO Debt

Industries: Commercial ⋅ Real Estate