> Markdown version of [/jobs/ext/2596639-sr-sql-developer](https://www.wearedevelopers.com/jobs/ext/2596639-sr-sql-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. SQL Developer - **Company:** Eliassen Group - **Location:** Norcross, GA, United States - **Experience:** Expert - **Salary:** $108,160.0 - $118,560.0 - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Data Analysis, Macintosh Application Environment, JIRA, Information Systems, Databases, Data Validation, Extract Transform Load (ETL), Data Warehousing, Database Development, Logical Data Models, Microsoft SQL Server, Oracle (Applications), Performance Tuning, Query Optimization, Standard Sql, Salesforce.Com, SQL Stored Procedures, PL-SQL, SQL Databases, SQL Server Integration Services, Transact-SQL, Transaction Processing (Computing), Database Optimization, Software Troubleshooting, Information Technology, Bitbucket - **Published:** August 15, 2026 - **Apply:** https://www.techcareers.com/job.asp?id=3354567062&tx=TT4542THT&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role Due to client requirements, applicants must be willing and able to work on a W2 basis. For our W2 consultants, we offer Medical, Dental, and Vision benefits, 401(k) with company matching, and life insurance., * 8+ years of strong SQL/T-SQL development experience with Microsoft SQL Server. * Strong data warehousing and dimensional data modeling experience, including facts, dimensions, and slowly changing dimensions. * Hands-on SSIS / ETL experience building, supporting, and troubleshooting integrations, packages, and scheduled jobs. * Strong experience with query tuning, database optimization, data validation, and production support. * Experience working with financial, banking, or payments-related data, ideally involving transaction processing or reconciliation. * Ability to read, interpret, and modify complex existing code and become productive quickly in an established application environment. Nice-to-Haves * Oracle and PL/SQL development experience - highly preferred. * Direct experience with payment processing, bank-file reconciliation, transaction matching, or fee categorization. * Reporting or dashboard development experience. * Experience with Jira, Bitbucket, Salesforce, or similar tools. * Familiarity with AI development tools. * Bachelor's degree in Computer Science, Information Systems, Mathematics, Analytics, or a related field. Education Requirements: * Bachelor's Degree in Computer Science, Business Analytics, Mathematics, or related field, or equivalent experience. ## Description Our client is seeking a Sr. SQL Developer with strong, in-depth SQL Server/T-SQL experience to support a complex payments environment. Experience with Oracle/PL/SQL is highly preferred. This role is focused on SQL development, data warehousing, data modeling, ETL, performance optimization, and production support across complex financial transaction flows. The developer will work extensively with existing code and processes and must be able to quickly understand how data moves through multiple systems and make enhancements with minimal ramp-up. The application processes daily batch transaction files, performs complex transaction matching, separates and categorizes transaction fees and costs, and reconciles bank files against internal records. The team operates in a collaborative environment with daily standups and shifting priorities, requiring adaptability, strong problem-solving skills, and the ability to work independently., * Design, develop, and maintain complex SQL/T-SQL solutions. * Read, interpret, troubleshoot, and modify existing SQL code, stored procedures, and database processes. * Support data warehousing, dimensional data modeling, and ETL development. * Develop and maintain mappings, interfaces, packages, procedures, and scheduled jobs. * Perform query tuning, database optimization, and performance troubleshooting. * Support transaction matching, bank reconciliation, fee categorization, and other financial data workflows. * Perform data validation, migration, cleansing, and auditing between source and target systems. * Develop and maintain physical and logical data models. * Support metadata, reporting specifications, and business reporting requirements. * Troubleshoot production issues, determine root cause, and implement fixes. * Collaborate with business stakeholders, data owners, and other developers. * Maintain technical documentation and development standards. * Participate in daily standups and adapt to changing business and production priorities. ## Related Videos - [Improving Developer Happiness with GitOps](https://www.wearedevelopers.com/videos/54-improving-developer-happiness-with-gitops) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Enjoying SQL data pipelines with dbt](https://www.wearedevelopers.com/videos/823-enjoying-sql-data-pipelines-with-dbt) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [Integrate your Cognitive Assistant with 3rd-party DBs and software](https://www.wearedevelopers.com/videos/249-integrate-your-cognitive-assistant-with-3rd-party-dbs-and-software) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)