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Software Development Engineer 3

WEX • Fleet Management • Cards & Card Issuing • Java • 4 hours ago

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Location

In office (Bengaluru)

Seniority

Middle · 5+ years exp

Employment

Full-Time

Confirmed on the employer's own hiring board on Oct 21, 2026. First seen by Alion on Oct 21, 2026. WEX scores A on the Alion truth index.

Overview

Company

Impact

Profile match

WEX

WEX is an American payments technology company headquartered in Portland, Maine, that provides fuel cards and fleet management, employee benefits administration and corporate and travel payment solutions. Founded in 1983 as Wright Express and listed on the New York Stock Exchange, it serves businesses and benefits participants worldwide, with major offices in the United States, Bengaluru, Brazil and the UK. Openings are concentrated in technology, including software and data engineers, engineering managers, database and identity and access management engineers, alongside account services, digital sales and financial risk roles.

wexinc.com • HQ: Portland, United States • Fleet Management • Payment Processing & Gateways • Cards & Card Issuing • 1001-5000 employees • Est. 1983

Tech stack of WEX

About the Team/Role

This role is critical in building the technology that powers mobility payment systems used by fleets across Europe and Asia Pacific. As a Software Development Engineer 3 (SDE3), you will play a key role in developing scalable services, improving architectural maturity, and mentoring junior team members. You will lead the delivery of impactful features and help define system behaviors that serve global customers in EU and APAC.

How you’ll make an impact

Design and implement scalable backend systems and APIs.
Lead design discussions and own features end-to-end.
Identify and address tech debt, bottlenecks, and reliability concerns.
Write high-quality, testable code and support DevOps automation.
Drive observability, performance, and service reliability improvements.
Mentor and support the development of junior and mid-level engineers.
Participate in cross-team technical planning and retrospectives.

Experience you’ll bring

5-8 years of professional backend engineering experience.
Expertise in Java, Spring Boot, REST APIs, and relational databases.
Experience with AWS, Docker/Kubernetes, and CI/CD workflows.
Exposure to distributed systems and event-driven architecture (Kafka preferred).
Strong debugging, troubleshooting, and performance optimization skills.
Excellent collaboration and communication skills.
Experience mentoring or leading peers in technical areas.

Tech Stack

Java

Spring Boot
REST APIs
Kafka
PostgreSQL
Docker
Kubernetes
AWS
gRPC
CI/CD
Git
Prometheus
Grafana

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