Mainframe Consultant
Mainframe Assembly & AI Modernisation Consultant
Contract: 6 months
Location: London - Hybrid
Engagement: Outside IR35
Rate: £600-£800 DOE
We are seeking an experienced Mainframe Assembly & AI Modernisation Consultant for a six-month engagement with a leading global financial services organisation.
This is a specialist consulting opportunity combining deep Mainframe Assembly expertise with emerging AI-assisted development technology, including Amazon Kiro. You will play a key role in analysing and modernising Legacy banking systems, while working directly with senior client stakeholders to drive transformation.
ResponsibilitiesAnalyse, review and modernise Legacy Mainframe applications, with a strong focus on Assembly language.
Use Amazon Kiro and AI-assisted development techniques to support code analysis, transformation and rewriting.
Advise clients on Legacy technology modernisation approaches and identify opportunities to improve existing systems.
Engage with senior business and technology stakeholders, facilitating discussions, gathering requirements and presenting technical recommendations.
Take ownership of project deliverables, manage expectations and drive progress through to successful completion.
About You
Extensive hands-on experience with Mainframe environments and Mainframe Assembly language.
Practical experience using Amazon Kiro, ideally within AI-assisted code transformation or Legacy modernisation projects.
Background in management consultancy, technology consulting or professional services, with experience delivering projects for external clients.
Strong stakeholder management and communication skills, with the confidence to engage senior-level audiences in complex banking environments.
A proactive, autonomous consultant who can combine technical expertise with commercial awareness and take ownership of client delivery.
Interested?
If you have a strong Mainframe Assembly background and experience applying AI to Legacy code modernisation, we would love to hear from you. Apply today with your latest CV to discuss this opportunity.