Application Modernisation Specialist Jobs

Application Modernisation Specialist

Dynamic Search Solutions

Location:
United Kingdom

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

We’re looking for a skilled Application Modernisation Specialist to play a key role in transforming legacy applications across operational environments. You’ll be responsible for assessing existing systems, identifying opportunities for improvement, and leading the transition to modern, secure, and high-performing platforms. This is a hands-on position that requires collaboration with site teams, technical stakeholders, and vendors to ensure smooth delivery of robust, maintainable solutions.

Job Responsibility:

Analyse legacy applications to determine suitability for upgrade, redevelopment, or re-hosting
Identify gaps and recommend modernisation or re-architecture strategies
Work with on-site teams to refactor and align applications with operational requirements
Lead migration projects to modern technologies, including evaluating and implementing COTS products
Review and address system vulnerabilities through patching, updates, and compliance checks
Ensure modernised systems integrate seamlessly with existing infrastructure
Support ongoing maintenance and continuous improvement through managed service frameworks
Conduct detailed assessments to pinpoint defects, support limitations, and potential vulnerabilities
Apply vendor updates and patches to maintain stability and compliance
Coordinate with suppliers to explore migration routes to supported platforms
Advise stakeholders on upgrade or rewrite options when necessary
Develop and document modernisation and migration strategies
Maintain accurate records of application assets and lifecycle changes

Requirements:

Proven experience in application modernisation, infrastructure support, or related disciplines
Strong knowledge of legacy and contemporary systems (Microsoft or Linux environments)
Awareness of security principles, patch management, and compliance standards
Excellent communication and technical documentation skills
Experience within operational technology (OT) environments is advantageous, though not required

Nice to have:

Experience within operational technology (OT) environments

Additional Information:

Job Posted:
December 08, 2025

Work Type:

Remote work

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