ETL Developer

ALTEN Polska; Województwo dolnośląskie; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

A global leader in engineering and IT services is seeking an experienced ETL Developer/Data Engineer. This position, based in Wrocław, involves designing ETL processes, optimizing SQL queries, and collaborating with teams. A full-time contract is offered, alongside benefits such as medical care and training opportunities, emphasizing a work-life balance.

Benefits

Medicover medical care

Medicover dental care

Employee referral program

Group life insurance

Pension scheme

Qualifications

• 6+ years of experience in data engineering roles.
• Advanced SQL and SQL optimization skills.
• Proven expertise in C# .NET.

Responsibilities

• Design, develop, and maintain ETL processes with SSIS.
• Write, optimize, and maintain complex SQL queries for performance and scalability.
• Collaborate with developers, analysts, and business stakeholders.

Skills

Data engineering

SQL optimization

C# .NET

GIT

English (B2)

Tools

SSIS

Python

Job description

WHO WE ARE?

ALTEN – A Global Leader in Engineering and IT Services

Founded in France in 1988, the ALTEN Group is a leading technological partner serving the world’s largest clients. In 2023, it achieved revenues exceeding 4.07 billion euros and employs over 57,000 people, 88% of whom are engineers and IT experts.

ALTEN Polska has been operating for 13 years, supporting its clients' innovation, research and development, and IT systems. It has offices in Kraków, Warsaw, Wrocław, Gdańsk, and Poznań.

It serves key industries such as aerospace, space, industrial solutions, automotive, railway, energy, finance, telecommunications, and retail.

Areas of expertise: business analysis, cybersecurity, artificial intelligence, data analysis and cloud solutions, application development, software testing, project management, embedded software, quality management, industrialization, digital transformation, and industrial engineering.

For more information, visit http://www.altenpolska.pl

WHAT YOUR CHALLENGES WILL BE?

We are looking for an experienced ETL Developer / Data Engineer with a strong background in on-premises ETL tools and advanced SQL optimization skills.

Full-time

Hybrid from Wrocław (2 days per week from the office)

Long-term cooperation

MAIN TASKS

• Design, develop, and maintain ETL processes with SSIS
• Write, optimize, and maintain complex SQL queries for performance and scalability
• Collaborate with developers, analysts, and business stakeholders to deliver robust data solutions
• Ensure data quality, consistency, and reliability across systems

WHAT DO WE REQUIRE?

• 6+ years of experience in data engineering roles
• Advanced SQL and SQL optimization skills
• Proven expertise in C# .NET
• GIT repository management skills
• Good English - at least B2
• Nice to have: SSIS experience, Python (ability to read and write code)

WHAT CAN WE OFFER?

ALTEN's DNA combines human values, a culture of excellence and experience in serving its clients. We offer an individual approach to each employee in the spirit of work-life balance. We place emphasis on responsible, sustainable development and pro-ecological solutions.

WE OFFER

• A full-time contract with possibility to choose the form of employment (UoP/B2B)
• Stable and long-term cooperation
• A clearly defined career path and the possibility of development in four areas as: Project Manager, Business Manager, Technical Leader and a specialist in their field.
• Participation in company conferences, trainings, workshops, integration meetings, etc.
• Certification and training opportunities
• Opportunity to relocate and work in different ALTEN Polska branches

BENEFITS

• Medicover medical care
• Medicover dental care
• Medicover Benefits platform / Medicover Sport card
• Employee referral program
• Layette for a newborn employee’s child
• Group life insurance
• Pension scheme

Join our team and let’s build tomorrow’s world today!

NOTICE: We kindly inform you that we will contact the selected candidates.

By clicking the "Send" button, you agree to the processing of your personal data contained in the recruitment application by Alten Polska sp. z o.o., with its registered office in Warsaw, for the purpose of conducting the recruitment process for the position specified in the job advertisement.

You may withdraw your consent at any time by contacting us at [e-mail], which will result in the termination of the recruitment process and the exclusion of your application from future recruitments.

You can find the full information on the processing of your personal data: https://docs.altenpolska.pl/do_pobrania/Klauzula_informacyjna_dla_potencjalnych_pracownikow_EN.pdf