Developer - Core Banking Applications and Delivery

Together Credit Union•Saint Louis, MO

2d•Remote

About The Position

The Developer – Core Banking Applications & Delivery is responsible for designing, developing, and maintaining complex SQL and data integration solutions. This role leads application architecture and lifecycle management, ensuring scalable, secure, and efficient systems that align with business goals. The ideal candidate plays a key role in driving cross-functional alignment, reducing silos, and delivering scalable, efficient, and secure solutions. The Developer – Core Banking Applications & Delivery will have a strong background in database development and maintenance, performance tuning, data modeling, and complex data extraction with the ability to work independently and collaboratively across teams. Success is measured by operational performance, delivery efficiency, and cross-functional collaboration. This is a remote position

Requirements

An equivalent combination of education, training, and experience will be considered.
Experience in financial services, credit unions, or other regulated industries.
Experience with SQL, ETL, performance tuning, HTML, XML, JSON, JavaScript
Experience with batch processing, scripting, and automation
Experience with Windows/AIX/Linux
Experience with Core-Banking systems, OpCon, and Hyland OnBase

Nice To Haves

Bachelor’s degree in Computer Science, Information Systems, Management of Information Systems, or a related field
Relevant certifications (e.g., AWS, other Cloud Certifications)
3+ years of experience in software development and delivery, enterprise systems design, or related technical leadership roles
3+ years of experience in SQL development, database management, and optimizing advanced queries
Understanding of relational database design, normalization, and indexing
Experience with performance tuning and query optimization
Familiarity with data warehousing concepts
Experience with enterprise reporting tools, database platforms, or cloud environments (e.g., AWS, Azure, Snowflake, Power BI)
Familiarity with Microsoft Office applications, including Word, Excel, and Access
Demonstrated ability to translate business needs into scalable, secure technical solutions that align with enterprise architecture strategy
Proven experience leading complex initiatives with strong critical thinking, problem-solving, and architectural leadership
Skilled in collaborating across functions and influencing senior stakeholders to drive consensus and strategic outcomes
Comfortable navigating fast-paced, iterative environments while balancing innovation, operational needs, and practical constraints
Committed to continuous learning, with awareness of emerging technologies such as AI, automation, containerization, and low-code/no-code platforms
Skilled in problem-solving, collaboration, and communicating complex ideas clearly and effectively
General knowledge of Word, Excel, Access

Responsibilities

Database Development & Management Design, develop, and optimize complex SQL queries, stored procedures, functions, and triggers
Analyze and troubleshoot performance issues in SQL queries and database systems
Ensure data integrity, security, and compliance with organizational standards
Design and implement data models, schemas, and database objects to support application and reporting needs
Document database structures, processes, and best practices
Participate in code reviews, testing, and deployment of database changes
Data Engineering & ETL Develop and maintain ETL processes to support data integration, extraction, and transformation
Design and implement scalable data ingestion pipelines into Data Lake to support enterprise analytics and reporting
Develop ETL processes to extract data from various sources and load it into the data lake
Manage data partitioning, cataloging, and lifecycle policies to optimize storage and query performance
Cloud & Infrastructure (AWS) Develop and maintain cloud-native applications on AWS
Monitor and troubleshoot cloud services to ensure high availability and performance
Promote application standardization, automation, and continuous improvement, including cloud migration and cost-effective solutions
Enterprise Application Strategy & Governance Establish and oversee enterprise application strategy, ensuring alignment with business objectives, IT infrastructure, and security standards
Evaluate and recommend technologies, trends, and innovations; conduct research, proof of concepts, and risk analyses to support informed decision-making
Ensure application systems are current, stable, secure, and meet high availability and redundancy standards
Support budgeting, lifecycle planning, and procurement processes for applications, ensuring alignment with strategic goals
Participate in project management, special initiatives, and continuous evaluation of applications for improvements and strategic alignment
Collaboration & Stakeholder Engagement Collaborate with data analysts, vendors, and business stakeholders to understand data requirements and deliver solutions
Consult with business units on requirements, system capabilities, issue resolution, and technical problem-solving
Documentation Prepare and maintain technical specifications and documentation to support system reliability and knowledge transfer