OneMain Financial Jobs

This Senior Software Engineer role on the MX Offers team is responsible for designing, building, and maintaining scalable software solutions that enable personalized offers and promotions across digital customer experiences. In this position, you will work closely with product, architecture, and partner engineering teams to deliver high-quality, reliable systems that support business growth and deepen customer engagement. The role focuses on hands-on development, technical leadership, and mentoring through influence, while also contributing to platform modernization and cloud-based initiatives.

Responsible for participating in the design, development, testing, debugging, maintaining, and documenting software components in accordance to Software Development Life Cycle (SDLC) best practices. Establish estimates and work plans for design, development, implementation, and rollout tasks. Communicate with the appropriate teams to ensure that assignments are delivered with the highest of quality and in accordance to standards. Demonstrate the company's core values of respect, honesty, integrity, diversity, inclusion and safety.

RESPONSIBILITIES - Develop a high-quality codebase, lead design discussions, execute development against design, and navigate complex codebase

• Responsible for development implementation of technical design within a defined set of teams. Execute against defined technology roadmap to support project portfolio and business strategy

• Participate in implementing enterprise standards across domains: operations, infrastructure, data, applications, development, security & risk, and business continuance

• Provide technical clarity between ongoing projects and the strategic objectives of the company

• Drive digital innovation by leveraging innovative new technologies and approaches to renovate, extend, and transform the existing core technology base and IT estate

• Implement high-level migration plans to address the gaps between the current and future state solution

• Lead the analysis of the technology environment to detect critical deficiencies and recommend solutions for improvement

• Mentor team members in software development principles, patterns, processes and, practices

• Must be able to perform the essential job functions of this position with or without reasonable accommodation

QUALIFICATIONS Minimum

Bachelors Degree Computer Science or a STEM major

3+ years of successful and applicable experience taking a lead role in building complex software ad automation systems that has been successfully delivered to customers

3+ years of proven track record of designing and delivering large scale, highquality systems

3+ years of successful and applicable handson experience in software or infrastructure development domain and principles, including design patterns and code structure

Strong knowledge of industry trends and industry competition

Demonstrated written, oral and presentation/public speaking communication skills

Proven ability to think and contribute at the strategic level

Deep knowledge in a minimum of two of the following technical disciplines: infrastructure and network design, application development, application programming interfaces (APIs), cloud, middleware, servers and storage, database management, and operations

Understanding of network and security architecture

Desired

Any experience in Cloud software service including designing for scale, performance and reliability

Any experience in system architecture

Demonstrated capability to build, mentor and maintain an inclusive teambased environment

Experience building solution using elastic architectures (preferably Microsoft Azure and Google Cloud Platform)

• Strong Java backend development experience, building production services using Spring / Spring Boot

• Proven experience designing and operating largescale, distributed systemswith a focus on performance, reliability, and resiliency

• Cloudnative application development, with experience deploying and running services on Kubernetes

• Experience with Dockerfor