Sr. Specialist, Application Development

REMOTE - Wisconsin, USFull-time$77k–$130k2026-10-21 → 2026-11-10

No visa sponsorship

Core

Develops and maintains software applications, resolves application issues and bugs, and translates user stories into technical solutions.

Role type

Senior IC application developer (.NET)

Builds

Software applications and programs for Santander's financial services business

Domain

Financial services / Enterprise software

Deliverable

production ML models | product features

Required skills

.NET Core, C#, SQL, PowerShell, API integration, Scrum methodology, technical documentation, system configuration

Preferred skills

Customer support for IT systems, technical writing for non-technical audiences, VMware Virtualization, Vendor APIs

Technologies

.NET Core, C#, PowerShell, SQL, VB, Jira, VMware, Vendor APIs

Responsibilities

Maintain and support existing software applications; troubleshoot incidents reported by business units; analyze user stories and translate to technical solutions; configure and administer systems; provide guidance to less experienced IT Specialists; prepare routine and special reports; escalate complex issues to management.

Seniority

Senior, hands-on IC

About Santander

Santander is a global leader and innovator in the financial services industry and is evolving from a high-impact brand into a technology-driven organization. Our people are at the heart of this journey and together, we are driving a customer-centric transformation that values bold thinking, innovation, and the courage to challenge what’s possible. This is more than a strategic shift. It’s a chance for driven professionals to grow, learn, and make a real difference.