As a Senior Software Engineer on our Card Not Present team at NMI, you will play a key role in building and maintaining scalable, secure, and high-performing software solutions. You’ll work closely with other engineers and QA to design solutions that meet product team requests, while contributing to code quality, mentoring peers, and supporting continuous improvement.
Key Responsibilities- Design, build, and maintain backend services and APIs with a focus on scalability, maintainability, and performance.
- Participate in technical discussions, code reviews, and knowledge sharing to drive best practices.
- Actively mentor and support the growth of other engineers through collaboration and example.
- Work with developers and QA to design solutions that align with product team requirements.
- Support monitoring, troubleshooting, and performance optimization across systems.
- Contribute to the evolution of CI/CD pipelines and observability tooling.
- Stay current with emerging technologies and bring forward ideas to improve team efficiency and product reliability.
- Bachelor’s degree in Computer Science, Information Technology, or equivalent experience.
- Minimum of 5 years of experience developing complex software applications in a commercial environment.
- Proficiency in backend development; PHP is preferred (Laravel, Symfony, or similar frameworks), but strong engineers from other stacks are encouraged to apply.
- Experience with PHPStorm as a development environment (or willingness to adopt).
- Strong understanding of relational databases (MySQL/PostgreSQL) and caching (Redis, Memcached).
- Experience with API design and implementation (REST, GraphQL) and security standards (OAuth, JWT).
- Familiarity with CI/CD practices and automated testing.
- Experience with monitoring and observability tools: Datadog (preferred), Logz.io, Prometheus, Grafana, ELK stack.
- Experience with containerization and orchestration (Docker, Kubernetes preferred).
- Strong communication skills with the ability to mentor peers and contribute to a collaborative team culture.
- Experience with .NET or other modern backend languages for new development.
- Familiarity with microservices architecture and event-driven systems.
- Knowledge of infrastructure-as-code tools (Terraform, Ansible, or CloudFormation).
- Exposure to frontend frameworks (React, Angular, Vue) for full-stack collaboration.
As well as being a part of something exciting everyday, you will also receive the following benefits:
- Annual salary of $90,000 - $120,000 + bonus
- A remote first culture!
- Flex PTO
- Health, Dental and Vision Insurance
- 13 Paid Holidays
- Company volunteer days
What we do!
NMI enables our partners with choice, and challenges the one-size-fits-all approach to payments. You've probably used NMI in the last 24 hours without even realizing it. We’re the platform that powers success for innovative tech created by SMBs, entrepreneurs and fintech startups. We’re creative problem solvers who help visionaries smash through boundaries and think beyond what’s possible so they can think about what’s next. But we’re not just built for the tech savvy. We democratize the latest payments technology so that everyone can realize the benefits of easy payments across the full spectrum of commerce. We’re all about enabling more payments in more ways and more places.
We believe that having a diverse group of employees strengthens both our work and our workplace. We’re focused on making NMI more diverse and welcoming with initiatives like having a dedicated Diversity, Equity & Inclusion action group, diversity goals for hiring, anonymized resume screening, affinity groups such as our Women's network and LGBTQ+ Network, open forums for discussions on diversity and social justice, and measuring inclusion and belonging as part of our regular employee engagement surveys.
Equal Opportunity
NMI is committed to providing equal employment opportunity for all persons regardless of race, color, religion, sex, age, marital status, national origin, sexual orientation or sexual identity, genetic information, citizen status (except those that do not have the legal right to be employed in the United States), disability, military service, service member, veteran status, or any other basis protected by applicable law.
Please be aware that all offers of employment are made subject to receipt of satisfactory background and financial checks.
Attention job applicants: Please note that in compliance with the data protection regulations within your jurisdiction, any personal information submitted with your job application may be collected and used by NMI for the purpose of recruitment and employment-related activities. By submitting your application, you acknowledge and provide explicit consent to the processing of your personal information as described in our privacy policy found on our website. For more information on how we process your information, please read our privacy policy here: https://www.nmi.com/legal/privacy-policy/
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What We Do
NMI is a leading global payment enablement platform, processing more than $180 billion in payments annually. We enable payments for over 3,200 partners and over 260,000 merchants around the world and across the entire commerce ecosystem: online, in-app, mobile, in-store, unattended and whatever’s next. We’re constantly innovating in order to power the next era of payments, building in the latest technology so ISVs, ISOs, banks and fintech innovators can focus on what they do best. NMI has offices in the US and UK and serves global customers.
For more information, please visit nmi.com or email [email protected].
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