Senior Software Engineer

WEX Inc.

Job Overview

Location

US - Remote

Job Type

Full-time

Full Job Description

📋 Description

• As a Senior Software Engineer on WEX Inc.'s Benefits Technology team, you will play a critical role in simplifying the business of running a business by designing and building next-generation employer benefits solutions that reduce complexity and help manage costs for clients and partners.
• You will collaborate closely with Product Managers and customers to deeply understand employer challenges in the competitive employee benefits landscape and translate those insights into high-quality, customer-loved software solutions.
• Your day-to-day responsibilities will include collaborating with stakeholders to identify customer pain points, measuring and inspecting data to drive informed decisions, and designing, testing, coding, and instrumenting new solutions using modern technologies.
• You will strengthen engineering practices by advocating for and implementing Test-Driven Development (TDD), Behavior-Driven Development (BDD), microservice architectures, and vertical slice architectures to ensure scalable, maintainable systems.
• You will support live applications through proactive monitoring, rapid incident response, and continuous improvement efforts, ensuring high availability and performance of benefits platforms.
• You will analyze existing systems and processes to identify bottlenecks and opportunities for improvement, mentoring peers and fostering a culture of continuous learning within the team.
• You will become a subject matter expert in your functional area, applying creative problem-solving techniques to resolve complex issues and independently completing work while proactively seeking feedback and ownership.
• The Benefits Technology team at WEX is mission-driven, focused on leveraging technology to improve how employers administer benefits, and values collaboration, innovation, and technical excellence in delivering impactful solutions.
• In this role, you will grow your expertise in cloud-native development, event-driven architectures, and modern full-stack technologies while contributing to products that directly impact employee well-being and organizational efficiency.

🎯 Requirements

• Bachelor’s degree in Computer Science, Software Engineering, or a related field, or demonstrable equivalent experience
• At least 5 years of experience in software engineering with a proven track record of delivering complex projects on schedule
• Strong proficiency in Angular and/or React, experience building and consuming REST APIs, and expertise in C# and/or Python
• Experience developing cloud-native applications and services, including Docker, Kafka/event-driven design, and modern RDBMS (e.g., MS SQL, Postgres, MySQL)
• Strong understanding of software security principles and OWASP guidelines, with a track record of writing comprehensive unit tests and test suites
• Proficiency with Git version control, CI/CD pipelines, and Agile development methodologies
• Excellent communication and collaboration skills, with a passion for staying current with modern technologies and design practices

🏖️ Benefits

• Comprehensive health, dental, and vision insurance plans to support your and your family’s well-being
• Retirement savings plan with company matching to help you plan for long-term financial security
• Generous paid time off, health savings account (HSA), and flexible spending accounts (FSA) for flexibility and tax advantages
• Tuition reimbursement and life/disability insurance to support your personal and professional growth
• Additional perks include wellness programs, employee assistance resources, and a market-competitive total rewards package designed for holistic well-being

Skills & Technologies

Python

React

Angular

ASP.NET

PostgreSQL

Senior

Remote

Degree Required

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WEX Inc.

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About WEX Inc.

WEX Inc. is a global commerce platform headquartered in Portland, Maine, providing payment processing and business solutions across fleet, travel, and healthcare sectors. Founded in 1983, the company offers fuel cards, corporate payments, virtual cards, and benefits administration technology that simplifies complex transactions, enhances security, and delivers data-driven insights for businesses of all sizes. WEX serves customers in North America, South America, Asia-Pacific, and Europe, enabling efficient fleet operations, streamlined travel booking, and improved healthcare benefit management through innovative payment systems and software.

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