WEX is hiring a Software Development Engineer 1 for its Bangalore office, offering an early-career opportunity for candidates with at least 3 months of software engineering experience. The role combines software development, automated testing, REST APIs, CI/CD, modern architecture and AI-assisted development. Job ID: R22827.
📌 Job Overview
• Company: WEX
• Role: Software Development Engineer 1
• Job ID: R22827
• Experience: 3+ Months
• Location: Bangalore, Karnataka
• Work Type: Full Time
• Qualification: Bachelor’s/Master’s degree or equivalent demonstrable experience
• Primary Skills: C#, Python, REST APIs, OOP, SOLID, Automation Testing, CI/CD
• Testing: UI, API, Integration & Automated Regression Testing
• Cloud/DevOps: Azure, Docker, Kubernetes, GitHub Actions, Terraform and related technologies
🏢 About WEX
WEX is a global commerce and financial technology company focused on simplifying the complexities of running a business. Its solutions span business payments, employee benefits and fleet mobility, with technology supporting payment processing, data, analytics, APIs and workflow automation. WEX reported more than 6,500 global full-time employees and $231 billion+ in payment volume for 2024 in its sustainability report.
For software engineers, WEX operates technology platforms where scalability, security, APIs and reliability are important. Its developer platform includes REST APIs, payment processing, virtual cards, webhooks and integrations across global markets.
💼 Why This Role Is Good for Early-Career Experience
This SDE 1 opportunity is broader than a traditional entry-level coding position. The job description combines software engineering and quality engineering, giving candidates exposure to designing, coding, testing and instrumenting production-quality solutions.
Engineers will work with peers, monitor operational and quality metrics, investigate system bottlenecks, support incident response and learn established engineering practices. The position also explicitly incorporates TDD, BDD, microservices, Vertical Slice Architecture and AI-powered development tools.
The testing component is particularly notable. Engineers are expected to build and maintain automated test frameworks, troubleshoot failed tests and expand UI, API and integration coverage. This makes the position relevant to candidates interested in the intersection of SDE, SDET and Quality Engineering.
🛠️ Skills Required
• C# and/or Python programming
• Strong OOP, SOLID and software design fundamentals
• REST API development and consumption
• Automated testing and test automation principles
• UI, API, integration and regression testing
• Selenium or comparable UI automation framework
• Git/version-control fundamentals
• CI/CD concepts and pipeline practices
• SQL and database fundamentals
• Debugging, troubleshooting and problem-solving
• TDD and BDD concepts
• Microservices and API-based architecture
• Docker and basic cloud concepts
• AI-assisted software development workflows
• Strong communication and collaborative working skills
🎯 Preparation Tips
1. Prioritize C# and OOP: Revise classes, interfaces, inheritance, abstraction, polymorphism, exception handling, collections and SOLID principles. Be ready to explain why you would choose an interface, dependency injection or a particular design pattern.
2. Practice REST API development: Prepare GET, POST, PUT and DELETE scenarios, HTTP status codes, authentication, headers, JSON serialization, validation and error handling. WEX specifically highlights API development and consumption. Its public developer platform also emphasizes REST APIs and webhooks.
3. Prepare automation-framework questions: Know how you would design a maintainable Selenium framework, manage test data, handle waits, generate reports, run tests in parallel and troubleshoot flaky tests.
4. Learn CI/CD practically: Understand how code moves from Git commit to build, automated testing and deployment. Revise GitHub Actions/Azure DevOps concepts, Docker images and pipeline failure troubleshooting.
5. Understand TDD/BDD: Be prepared to explain how tests can influence implementation and how BDD scenarios can improve communication between engineering and business teams.
6. Prepare an AI-development example: Since the JD explicitly mentions AI-powered coding and refactoring assistance, understand responsible use of AI coding tools, including code review, testing generated code, security considerations and avoiding blind acceptance of suggestions.
🗣️ Expected Interview Rounds
• Round 1 – Recruiter Screening: Resume, experience, education, location, availability and role alignment.
• Round 2 – Coding/Technical Assessment: Programming fundamentals, problem-solving, OOP and potentially API or automation concepts.
• Round 3 – Technical Interview: C#/Python, REST APIs, SOLID, testing, CI/CD, debugging and project discussion.
• Round 4 – Engineering/Manager Discussion: Collaboration, incident response, learning ability, architecture concepts and behavioral scenarios.
• Round 5 – HR/Final Discussion: Compensation, joining timeline and employment-related details.
💰 Salary Range
The job post itself does not state compensation. A current Glassdoor listing for the same WEX Software Development Engineer 1 role in Bengaluru displays an estimated base-pay range of ₹5–8 LPA, with a median estimate of approximately ₹6 LPA.
The ₹6–9 LPA figure circulated with this job alert should therefore be treated as an estimate, not an official WEX compensation commitment. Actual compensation can depend on experience, skills, interview outcome and WEX’s compensation structure.
📄 Resume Tips
Create a one-page, engineering-focused resume emphasizing hands-on programming and automation rather than listing every technology you have studied.
Your headline can include Software Engineer | C#/Python | REST APIs | Automation Testing | CI/CD. Highlight projects where you actually built software, consumed APIs, automated tests or implemented CI/CD.
Add measurable outcomes such as “automated 150+ regression scenarios,” “reduced regression execution time by 40%,” or “built REST API integration used by X users” where those numbers are genuine.
If you have experience with Selenium, API automation, Docker, GitHub Actions, Azure, React/Angular, Kafka or databases, place the relevant technologies directly beside the project where you used them. Also mention AI-assisted development only if you can explain how you used such tools responsibly.
📩 How to Apply
👉 Application Link: Click Here
Interested candidates should search for WEX Software Development Engineer 1 – Job ID R22827 – Bangalore through WEX’s careers portal and submit an updated resume through the official application process.
📍 Location: Bangalore, Karnataka
💼 Role: Software Development Engineer 1
🆔 Job ID: R22827
🎓 Experience: 3+ Months
💰 Reported salary estimate: ₹5–8 LPA; verify during recruitment.
Final Thoughts: The WEX SDE 1 opening combines software development, automated testing, REST APIs, cloud/DevOps practices and AI-assisted engineering. Candidates targeting this role should demonstrate practical coding ability while also showing that they understand how reliable software is tested, monitored and delivered through modern engineering workflows.
