Senior Software Engineer, Embedded

Job Description

The C++ Senior Software Engineer is responsible for the design and development of Cayan software components that are deployed to our countertop and handheld Payment Capture terminals (Genius). The Genius products are highly secure devices capable of handling contact and contactless smart cards, Android Pay, Apple Pay, Samsung Pay etc., as well as providing value added services for both the Merchant and paying customer. Working within a team, the Senior Software Engineer will develop primarily on C++, and is responsible for utilizing a variety of web protocols to integrate capabilities to our payment partner’s Point of Sale systems (PoS), providing web services to PoS, and consuming web services from our Payment Gateway.
The Senior Software Engineer will also help mentor and develop more junior members of the team in all aspects of the Software Development Lifecycle, instilling best practices and a commitment to quality in all deliverables.
Description
  • Design and develop applications to leverage traditional card and evolving mobile payment technologies, including Smart Card (“Chip and PIN”), Contactless Cards, Android Pay, Apple Pay, Samsung Pay etc.
  • Use C++ to deliver high quality, easily maintainable production code
  • Develop secure software, using hardware acceleration and trusted computing modules to securely capture, store and transmit sensitive payment data
  • Implement secure end-to-end transactions, featuring synchronous and asynchronous cryptographic algorithms and digital signatures
  • Use SOAP and JSON based web technologies as both client and server within the payment ecosystem
  • Participate in the entire software development lifecycle, from requirements analysis through software and test design, implementation and unit testing, to verification and release.
  • Apply software design principles, including coupling/cohesion, decomposition/modularity, encapsulation/information hiding, and separation of interface and implementation, and teach these practices to more junior members of the team.
  • As part of a customer-focused team, seek understanding of and value in our customer’s requirements, and actively shape the product from an engineering standpoint
  • Participate in team workshops to generate ideas and high-quality technical solutions – picking the right solution whilst balancing idealism and pragmatism
  • Assist with troubleshooting and repairing defects
  • Simplify and improve existing technical methodologies
  • Adhere to and apply overarching internal practices and policies with respect to coding standards, unit testing, lean development, and status reports
  • Assist in project management activities: Estimation, Scheduling, Planning, Tracking progress
  • Assist with training and mentoring of others on the team.
  • Assists with hiring (Interviewing, Phone Screens)
Requirements
  • BSc or MSc or equivalent in Computer Science or related field
  • Experience in Linux development environment
  • Working experience in C++  
  • Experience of at least one of XML, JSON, HTML
  • Experience with Design Patterns, Refactoring, OO Design and related areas
  • Expected to be self-starters who can operate well under a variety of different situations and types of projects, ranging from a team of one to a team of many.
  • Passion for and self-motivated interest in Software Development as a profession, not just a job
  • Strong analytical, problem-solving, communication and organizational skills
  • Must be proactive, self-motivated, attentive to detail, and able to work well under pressure
  • Strong communication skills
  • Team player with a desire to learn and a willingness to teach and mentor as part of a team
  • Able to take ownership of, and responsibility for, assigned work
Desirable
  • Experience in a senior role on software development teams
  • Working experience in C++ with Embedded Linux
  • Database design and development
  • Web client and server programming skills
We are an Equal Opportunities Employer. We aim to provide equality of opportunity to all persons regardless of their religious belief; political opinion; sex; race; age; sexual orientation; or, whether they are married or are in a civil partnership; or, whether they are disabled; or whether they have undergone, are undergoing or intend to undergo gender reassignment. We do not discriminate against our job applicants or employees on any of the grounds listed above. We aim to select the best person for the job and all recruitment decisions will be made objectively.