Senior Python Developers - Hybrid

Genesis
10 is seeking a Senior Python Developer

This is a 6-month hybrid contract position with a client located in Columbus, OH. There are two open positions.

$ per hour, W2

We are seeking two Senior-Level Python Developers to join a Consumer & Retail Banking (CRB) technology team at a large financial institution undergoing a major merger. These developers will play a critical role in supporting merger integration efforts, participating in multiple mock conversions and large‑scale file migrations over the next six months. This is a high‑visibility initiative requiring strong technical expertise, banking domain knowledge, and experience operating in complex, time‑sensitive environments.

• Support a large‑scale bank merger and system integration
• Participate in three mock conversions leading up to the final conversion
• Convert and validate 7‑8 critical data files
• Collaborate closely with internal technology, data, and business teams
• Ensure data accuracy, system stability, and adherence to banking standards throughout the conversion process

• Design, develop, and support Python‑based solutions for data processing and system integration
• Write, optimize, and maintain complex SQL queries for data validation and reconciliation
• Support mock and final conversion activities, including testing, defect resolution, and production readiness
• Analyze legacy and target‑state data structures and transformation logic
• Partner with cross‑functional teams to meet aggressive merger timelines
• Document technical processes and provide knowledge transfer as needed

• 5 years of professional Python development experience
• 5 years of SQL experience, including complex queries and large datasets
• Banking industry experience required
• Strong understanding of data conversions, integrations, and validation processes
• Ability to work effectively under tight deadlines in a merger‑driven environment

• Prior experience supporting bank mergers or large‑scale financial system conversions
• Experience working within Consumer & Retail Banking environments
• Strong communication skills and ability to collaborate with both technical and non‑technical stakeholders

Only candidates available and ready to work directly as Genesis
10 employees will be considered for this position.

If you have the described qualifications and are interested in this exciting opportunity, please apply!

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis
10 puts thousands of consultants and employees to work across the United States every year in contract, contract‑for‑hire, and permanent placement roles. With more than 300 active clients, Genesis
10 provides access to many of the Fortune 100 firms and a variety of mid‑market organizations across the full spectrum of industry verticals.

For contract roles, Genesis
10 offers the benefits listed below. If this is a perm‑placement opportunity, our recruiter can talk you through the unique benefits offered for that particular client.

• Access to hundreds of clients, most who have been working with Genesis
  10 for 5‑20 years.
• The opportunity to have a career‑home in Genesis
  10; many of our consultants have been working exclusively with Genesis
  10 for years.
• Access to an experienced, caring recruiting team (more than 7 years of experience, on average.)
• Behavioral Health Platform
• Medical, Dental, Vision
• Health Savings Account
• Voluntary Hospital Indemnity (Critical Illness & Accident)
• Voluntary Term Life Insurance
• 401K
• Sick Pay (for applicable states/municipalities)
• Commuter Benefits (Dallas, NYC, SF)

For multiple years running, Genesis
10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work‑Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all our available career opportunities, please visit us at our website.

Genesis
10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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10-OH