About the role

The consultant will analyze and migrate legacy applications, primarily developed in Gen, using proprietary automated conversion tooling. They will define migration strategies for databases and interfaces while validating converted applications for functional equivalence.

What they look for

COBOL Java .NET Mainframe CICS IMS-DC DB2 Spring Boot Angular Cloud Technologies Application Modernisation Legacy Conversion JCL CI/CD DevOps Automation Tooling

Requirements

Candidates should have experience in application modernization and platform transformation, specifically with mainframe technologies like COBOL and DB2. Proficiency in modern stacks such as Java, Spring Boot, .NET, or cloud-native technologies is also required.

Benefits

25 Days Annual Leave Bank Holidays Paid Birthday Or Christmas Eve Leave Salary Sacrifice Matched Employer Contributed Pension (4%) Life Assurance (3x) Employee Assistance Programme (EAP) Private Medical Insurance Cycle To Work Scheme Corporate Eye-care Vouchers Access To An Independent Financial Advisor 2 Social Value Days Per Year

Full description

Application Modernisation Consultant (Mainframe, Gen, COBOL, Java, .NET)Hybrid - UK Permanent

Help organisations modernise critical business systems

At TXP, we're specialists in solving complex technology challenges. As demand for legacy modernisation continues to grow, we're expanding our team and are looking for an experienced Legacy Conversion Consultant to support major application transformation programmes across both public and private sector clients.

This is a unique opportunity to combine deep technical expertise with innovative automation technology, helping organisations move away from legacy platforms and embrace modern architectures.

You'll work with TXP's proprietary migration tooling to analyse, convert and validate enterprise applications, while helping shape the future of our conversion methodologies and automation capabilities.

What you'll be doing As a Legacy Conversion Consultant, you'll play a key role in delivering complex migration and modernisation projects, including:

Analysing and assessing legacy applications, primarily developed in Gen.
Executing application migrations using TXP's automated conversion tooling.
Supporting the migration of applications to: • Native COBOL environments (CICS, IMS-DC and DB2)
Modern platforms including Java, Spring Boot, .NET, Angular and cloud technologies

Defining migration approaches for databases, online transactions, batch processing and user interfaces.
Validating converted applications to ensure quality, performance and functional equivalence.
Collaborating with architects and technical teams to develop migration strategies and delivery roadmaps.
Supporting proposals, Statements of Work and technical solution design activities.
Contributing to the continuous improvement of TXP's migration tooling and delivery methodologies.

What we're looking for We're interested in hearing from technology professionals who have experience in application modernisation, migration, conversion or platform transformation projects.

You'll bring experience in some of the following:

COBOL, CICS, IMS-DC and DB2 environments
Mainframe technologies and tooling including ISPF, SCLM, SPUFI and JCL
Java, Spring Boot, .NET, Angular or cloud-native technologies
Legacy application development and support
Application migration, re-platforming or modernisation programmes
Automation tooling, scripting or development
CI/CD and DevOps tools such as Azure DevOps, Jenkins or GitHub Actions

Most importantly, you'll be a strong problem solver who enjoys tackling complex technical challenges and working collaboratively to deliver successful client outcomes.

Why Join TXP? At TXP, our people are at the heart of our success. We're proud of our collaborative culture and our values:

Client Focus – We put our clients at the heart of every decision.
Adaptability – We embrace change and thrive in dynamic environments.
Responsibility – We take ownership and deliver with integrity.
Excellence in Delivery – We are committed to delivering outstanding results.
Success & Celebration – We celebrate achievements and learn from every experience.

You'll join a team of highly experienced consultants, work on technically interesting projects and have the opportunity to influence both customer outcomes and the continued growth of TXP's Gen practice.

Benefits:

25 days annual leave (plus bank holidays).
An additional day of paid leave for your birthday (or Christmas eve).
Salary sacrifice, matched employer contributed pension (4%).
Life assurance (3x).
Access to an Employee Assistance Programme (EAP).
Private medical insurance through our partner Aviva.
Cycle to work scheme.
Corporate eye-care vouchers.
Access to an independent financial advisor.
2 x social value days per year to give back to local communities.

Grow with us: Work on exciting new projects. If you want to avoid getting stuck with the mundane, you’re in the right place. We work in many sectors with fantastic clients, so you’ll always be working on something exciting and challenging.

Career growth – we’ve got you! We recognise that you might have a career path planned out and you might need some support to help you move forward. We’re here to support you and make the most out of your time with us, through challenging work, opportunities to grow and learning and development opportunities.

Be part of the TXP growth journey. We are a high growth, fast paced environment. We currently have 200+ employees and work with clients across the UK. Joining TXP means you’ll be part of that. Interested?

If you're passionate about application modernisation and want to work at the forefront of legacy transformation, we'd love to hear from you.

Apply today and help organisations unlock the future of their technology platforms with TXP.