Senior Mainframe Developer
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For our client, a leading institution in the banking industry, we are seeking a highly skilled and experienced Senior Mainframe Developer to join a dynamic and mission-critical team. This role is crucial for maintaining, enhancing, and modernizing the core systems that power our client's financial operations.
You will play a pivotal role in the full software development lifecycle, from system analysis and design to implementation, testing, and maintenance. We are looking for a proactive problem-solver with a deep understanding of mainframe technologies and a passion for building robust, high-performance solutions.
Senior Mainframe Developer
Nr ref.: 334/8/2025/GP/264370/praktykipl Warszawa (mazowieckie)What we offer
- Emplyment agreement or B2B Contract
- Fully remote
- Work equipment (laptop, phone, headphones etc)
- Quick recruitment process
Your tasks
IMS to DB2 Bridge & Data Propagation
- Design and develop enhancements to the bridge responsible for asynchronous data propagation between IMS and DB2.
- Read and interpret IMS logs to identify updated rows and translate them into executable SQL commands on DB2.
- Ensure data integrity and consistency across IMS and DB2 systems.
- Maintain and optimize PL/I programs for complex data transformation and synchronization.
IMS Realtime Logic & Data Modeling
- Maintain and evolve the IMS data model in a real-time environment.
- Analyze and implement load balancing strategies for transactions across physical IMS tables.
- Collaborate with DBAs to calculate storage requirements and evaluate consumption for new and existing tables.
- Modify COBOL applications using IMS APIs to support logical load balancing and performance improvements.
- MQ messaging for real-time transaction handling and inter-system communication.
- Troubleshoot and resolve performance bottlenecks across mainframe components.
Additional Experience
- Application enhancements or creation of new IMS databases.
- Proven incident handling and resolution capabilities.
What we expect
- IMS DBA level knowledge.
- Calculate storage needs for new tables.
- Evaluate current consumption on existing tables.
- COBOL application IMS API.
- Make changes to the logical load balancing between our IMS tables.
- PL1 programming, highly skilled, complex technical solution.
- IMS on a technical level not only application API, the bridge programs also scans the IMS logs to find insert operations, so an understanding of the IMS logs is needed.
- Experience in cards and payments will be an added advantage.
Employment agency entry number 47
this job offer is intended for people over 18 years of age
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