Senior Software Engineer

February 25

Apply Now

Receive Emails with Similar Jobs

NMI

WebsiteLinkedInAll Job Openings

NMI is a leading global embedded payments enablement platform, offering a comprehensive suite of payment solutions designed to simplify and enhance payment processes for businesses of all sizes. Their platform provides services like merchant relationship management, payment gateways, fraud prevention, and tools for eCommerce, in-person, and mobile payments. NMI serves a broad range of clients, including independent sales organizations, software developers, banks, and payment facilitators, helping them reduce onboarding friction and increase transaction efficiency. The company is committed to driving innovation and unlocking new growth potential through flexible, modular embedded payments solutions.

Secure Credit Card Transactions from a PCI Certified Gateway • payment gateway • card processing • mobile & online payments • contact & contactless EMV

201 - 500 employees

💳 Fintech

🤝 B2B

📋 Description

• NMI is a leading provider of payment gateway solutions, specializing in card-present solutions and payment processing. • Our innovative technologies empower businesses to securely accept payments and optimize transaction processes. • We are seeking an experienced Software Engineer to join our Payments Processing group. • This group focuses on developing and maintaining world-class payment solutions, including PIN pad and card reader integration and processor/acquirer connectivity. • The ideal candidate will have extensive experience in C# and a strong grasp of object-oriented programming principles. • As a Senior Engineer, you will play a leadership role in designing, developing, and maintaining solutions that integrate PIN pads and card readers into Payment Device SDKs for card-based transactions. • You will take ownership of technical decisions, proactively address challenges, and contribute to the continuous improvement of our CI/CD pipeline. • Your responsibilities will extend beyond implementation, as you will mentor junior engineers, drive technical discussions, and ensure our solutions meet high standards of security, performance, availability, and reliability.

🎯 Requirements

• Bachelor's degree in Computer Science, Information Technology, or equivalent experience. • Minimum of 5 years of experience in developing complex software applications in a commercial environment. • Advanced proficiency in C# (preferred) or Java, with a strong understanding of object-oriented design principles and software architecture. • Deep understanding of the Software Development Life Cycle (SDLC) and agile methodologies. • Experience with relational databases (e.g., MySQL, SQL Server, Oracle) and optimizing database interactions. • Strong knowledge of security best practices, including secure coding principles and compliance requirements (e.g., OWASP Top Ten, PCI, SOC2, HIPAA). • Proficient in networking concepts such as sockets, HTTPS, DNS, and SSL. • Deep knowledge of design patterns and their practical application. • Proven ability to work independently while also fostering teamwork and cross-team collaboration. • Demonstrated ability to mentor junior engineers and contribute to the growth of the engineering team. • Strong problem-solving skills, with the ability to anticipate potential issues and proactively address them. • Excellent communication skills, capable of explaining complex technical concepts to both technical and non-technical stakeholders.

🏖️ Benefits

• Annual bonus scheme dependent on individual and company performance • Annual salary of £48,000 - £58,000 • 25 days holiday each year (+ bank holidays + 1 day after each year of service with up to a max. of 30 days) • Workplace pension scheme • Private medical insurance (upon 30 days of employment) • 7 hours per day, 35 hours per week • A remote first culture • Great work-life balance with our Flexi-time policy • Family Friendly policies (Enhanced Maternity and Paternity Pay and Shared Parental Leave). • A chance to develop with an allocated company training budget • Bike2Work Scheme • Lifeworks, an Employee Assistance Programme which offers wellbeing, family and financial support services, such as assessments, resources and even 1:1 counselling sessions. It also offers interesting perks such as discounts on gyms, restaurants, high street retailers and cinema tickets • A strong commitment to employee wellbeing including mental health first aiders • Employee referral scheme with generous financial reward • Bonusly colleague reward scheme