Principal Software Engineer – Integration
We are supporting a large organisation undergoing a major digital transformation and expanding its Data and Integration Engineering leadership team.
As part of this transformation, we are seeking a Principal Software Engineer – Integration to lead the technical implementation, integration and optimisation of enterprise systems within a complex digital and data ecosystem.
This is a senior technical leadership role where you will shape how critical systems connect, exchange and manage data across a large-scale operational environment.
The Role
As Principal Software Engineer – Integration, you will lead the design, development and optimisation of integration services and data platforms that underpin mission‑critical systems used by thousands of users.
You will provide technical authority across system interfaces, backend platforms, data architecture and development standards, ensuring integrations are resilient, scalable and secure.
Working closely with senior stakeholders, engineering teams and operational users, you will play a key role in ensuring that data flows reliably between systems and supports both operational and strategic decision‑making.
Key responsibilities include:
* Leading the technical design and implementation of system integrations and enterprise data pipelines
* Overseeing the development, testing and deployment of ETL processes, APIs and integration services
* Acting as technical authority across backend systems, interface architecture and engineering standards
* Ensuring high levels of data integrity, validation and availability across connected systems
* Driving Agile development practices and continuous improvement within engineering teams
* Managing and mentoring multi‑disciplinary development teams
* Supporting high‑availability platforms used by large user bases and high‑volume datasets
* Contributing to disaster recovery planning, data resilience and operational reliability
* Advising senior leadership on integration strategies, data usage and technical improvements
* Advanced development experience with technologies such as:
* SQL and ETL tools (SSIS / SSRS)
* REST APIs
* Strong experience with database architecture and relational design
* Knowledge of integration standards such as REST or SOAP
* Experience leading software or integration development teams
* Strong understanding of Agile development methodologies
* Experience designing and supporting large‑scale, resilient data systems
* Ability to operate effectively in complex, high‑pressure technical environments
* Strong communication skills with the ability to engage senior stakeholders
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