Senior Integration Engineer (C# / WCF)

Software Specialist - Integration Services Help maintain and evolve the integration services that connect critical banking systems Reliable integration services are essential to how information moves across ASB. They enable systems to communicate, support customer-facing experiences and help ensure critical business processes run smoothly every day. We're looking for a Software Specialist to join our Core Integration squad, supporting a suite of integration services that play an important role across the bank. This role combines software development, operational support, automation and platform ownership. It's a great opportunity for somebody who enjoys working with established integration technologies, solving complex technical problems and helping keep critical services performing at their best. About The Team The Core Integration squad is responsible for maintaining and enhancing the integration services that support a wide range of technology platforms and business functions across ASB. The team works across service support, platform operations, automation and ongoing enhancements, helping ensure integration services remain secure, reliable and fit for purpose as business needs continue to evolve. About The Role This role focuses primarily on Integration Services, including WCF-based services and related integrations, while also supporting API and BizTalk services where required. The work spans production support, service maintenance, CI/CD, automation and ongoing enhancement of existing integration capabilities. Over time, you'll also contribute to changes required to support evolving business and technology initiatives across the bank. This is a hands-on role that would suit an engineer who enjoys understanding complex systems, improving service reliability and working across both development and operational activities. Key Responsibilities Develop, maintain and support WCF-based integration servicesSupport SOAP and REST-based service integrationsDevelop and maintain solutions using C# and .NETBuild and improve CI/CD pipelines and deployment automationCreate and maintain observability dashboards and monitoring capabilitiesSupport server administration, patching and vulnerability remediation activitiesInvestigate and resolve production issues across integration servicesContribute to ongoing enhancements and maintenance of existing servicesSupport API and BizTalk services where requiredParticipate in an on-call support roster once fully established in the role About You You're a technically curious engineer who enjoys working through complex integration challenges and understanding how systems interact. You'll bring a strong foundation in C# development, enjoy troubleshooting technical issues and be comfortable working across both software engineering and operational support. Most importantly, you'll value reliability, continuous improvement and delivering quality outcomes as part of a collaborative team. Core Requirements Key Skills & Experience Strong experience with C# and .NET developmentExperience developing and supporting WCF servicesExperience working with SOAP and REST-based integrationsProven DevOps experience including CI/CD pipelines and deployment automationExperience working with Azure DevOps, GitHub or similar toolingExperience supporting production systems and operational environmentsStrong troubleshooting and problem-solving capability Nice to Have Experience with BizTalkAPI development experienceSQL Server experienceExperience with monitoring and observability platformsWindows Server and IIS administration experienceExperience supporting enterprise integration environments Working for ASB Hybrid and flexible working optionsProfessional development and learning opportunitiesBanking benefits and staff banking offersHealth, wellbeing and employee assistance supportGenerous parental leave and family-focused benefitsA supportive and inclusive culture where people can thriveOpportunities to work with experienced engineers supporting critical banking systems Ready for your next challenge? If you enjoy integration engineering, solving technical problems and working across development and operations, this is an opportunity to make a genuine impact in a team that supports critical banking services. Apply Now Apply today and help keep ASB's integration services secure, reliable and performing at their best.