Data Engineer
L3 Support Engineer
Krakow
Apply on the employer's siteRole description
Role description
UST is seeking a 3rd Line Support Engineer.
The role is responsible for advanced technical support, incident resolution, change delivery, and maintenance of business-critical financial data platforms. You will work closely with development, QA, infrastructure, and business teams to ensure system stability, data integrity, and continuous service improvement.
Responsibilities:
- Act as the escalation point for complex application, database, and data-related issues.
- Investigate incidents, perform root cause analysis, and implement permanent fixes.
- Deliver approved application and database changes following release processes.
- Support deployments, production releases, and configuration updates.
- Maintain and validate business-critical financial data, ensuring accuracy and consistency.
- Perform data analysis, reconciliation, and troubleshooting.
- Develop automation tools and process improvements to increase operational efficiency.
- Collaborate with development, QA, infrastructure, and business stakeholders.
- Provide out-of-hours support when required.
Required Skills:
- Experience supporting financial services applications or financial data systems.
- Advanced Microsoft Excel skills (Pivot Tables, formulas, data analysis, macros).
- Strong VBA development experience for automation and tooling.
- Advanced Microsoft SQL Server skills, including: Complex SQL queries; Stored Procedures & Functions; Performance tuning; Data investigation and troubleshooting.
- Experience working with large and complex datasets.
- .NET application support and troubleshooting experience.
- Strong analytical, problem-solving, and troubleshooting skills.
- Ability to communicate effectively with both technical and non-technical stakeholders.
Preferred Qualifications:
- Knowledge of ITIL Incident, Problem, and Change Management processes.
- Experience supporting business-critical or data-intensive platforms.
- Exposure to release management and production support processes.
- Experience in a client-facing support role.
- Relevant certifications such as ITIL, Microsoft SQL Server, or Azure are an advantage.
Key Technologies: .NET, Microsoft SQL Server, T-SQL, VBA, Advanced Excel, Windows Server, ITIL, Financial Data Platforms. Skills
.NET, SQL, SQL Server
About UST
UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.
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