Processing Systems Engineer

Role overview A full-time, 40-hour-per-week remote position supporting and enhancing an ATM switching platform and related payment applications that underpin a growing payments business. The role combines hands-on technical delivery with operational support, supplier collaboration, and ongoing improvement of critical payment infrastructure.

Responsibilities - Manage, support, and enhance the ATM switching platform and related payment applications, including out-of-hours work when required. - Implement new features and system improvements, collaborating with internal teams and external suppliers to define requirements, test deliverables, and deploy changes. - Provide operational support to keep platform performance within agreed service levels and carry out scheduled maintenance for stability and availability. - Develop and maintain SQL scripts, batch jobs, or supporting software, including ATM downloads, configurations, and screen updates. - Act as a technical point of contact for internal stakeholders, participate in an on-call rota, and maintain accurate technical documentation. - Ensure compliance with GDPR and ISO 27001 information security standards, with occasional UK or international travel.

Requirements - Minimum of five GCSEs at grade C or above (or equivalent), including English and Mathematics. - Degree in IT, Computer Science, or a related technology discipline. - Demonstrated experience collaborating with external suppliers by phone, video conference, or in person. - Professional and confident written and verbal communication skills.

Nice to have - Hands-on experience with payment switch technologies such as Authentic, Postilion, BASE24, or Tango. - Knowledge of ATM hardware and software, NDC downloads, and HTML. - Familiarity with payment protocols including Visa, Mastercard, ISO 8583, or LINK. - Experience supporting Windows-based environments and Microsoft SQL Server or equivalent databases.

Benefits and work setup - Fully remote working arrangement with a supportive team environment. - Exposure to enterprise-scale, industry-critical payment and ATM technologies. - Varied role combining technical delivery, operational support, and continuous improvement.