9 of 9 Legacy Code Jobs in the South East

Junior JavaScript / Node.js Developer

Hiring Organisation
Constant Recruitment Ltd
Location
TN23, Ashford, Kent, United Kingdom
Employment Type
Permanent
Salary
£28000 - £35000/annum
Node.js Developer Location: Ashford Salary: Up to £35k DOE Level: Junior/early-career Do these questions sound like you? Do you enjoy writing code and want to keep getting better at it? Are you interested in cloud computing and AWS, even if you are still early on that … will be supported, trained, and encouraged to grow technically and professionally. What you will be getting involved in Writing and improving JavaScript/Node.js code Contributing to real products and services, not toy projects Working with cloud-hosted applications, with exposure to AWS Learning how applications are deployed, scaled ...

Senior Unity Developer

Hiring Organisation
Fusebox Games
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
will take ownership of modularizing large existing codebases and setting up the architecture for new projects from scratch. You will work closely with code, design and art teams to ensure our technical pipeline is scalable, maintainable, and efficient. The ideal candidate is an expert in software design patterns … define coding standards and mentor the team toward a cleaner, more robust code infrastructure. Responsibilities Architect and build scalable game systems from the ground up for new, greenfield projects, ensuring they are built on a solid, future-proof foundation. Lead the refactoring of legacy code, transitioning monolithic ...

Scientific Team Lead

Hiring Organisation
EMBL-EBI
Location
Saffron Walden, Essex, South East, United Kingdom
Employment Type
Permanent, Work From Home
understanding of agile and similar software development processes including how to adapt these methods to maximise success in multi-partner projects Experience maintaining legacy code and systems including migration to new implementations Knowledge of deployment infrastructures including virtual machines, commercial cloud and kubernetes Experience with collaborative development tools … installation grant (as applicable) Campus life: Free shuttle bus to and from work, on-site library, subsidised on-site gym and cafeteria, casual dress code, extensive sports and social club activities (on campus and remotely) Family benefits: On-site nursery, child sick leave, generous parental leave, holiday clubs ...

Full Stack Software Engineer

Hiring Organisation
Bolt Technical Limited
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
About the Role Bolt Technical are hiring exclusively for a growing SaaS business. This is a key senior hire to take ownership of a legacy LAMP (Linux, Apache, MySQL, PHP) platform, modernising it pragmatically while supporting a small, fast-moving team. The role offers significant influence over technical direction … long-term path to CTO as the business scales. Key Responsibilities Own and develop a LAMP-based full-stack platform Audit, refactor, and improve legacy code without full rewrites Introduce modern front-end frameworks (React, Vue, Angular) Design and maintain APIs (REST/GraphQL) Improve performance, security ...

.NET Developer

Hiring Organisation
Octad Recruitment Consultants (Octad Ltd )
Location
Wickford, Essex, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
help build, modernise, and support business-critical Windows applications for this fantastic Software Consultancy. If you enjoy C#, SQL Server, system integrations, and transforming legacy code into clean, modern.NET solutions, this is a great opportunity to make a real impact. Work with: C#, .NET/.NET Core, WinForms ...

NetSuite Developer/Administrator

Hiring Organisation
Buchan and London Recruitment
Location
OX12, Whatscombe, West Berkshire, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
join our growing team working on our NetSuite CRM system. Principal Duties: Generation of Suite Scripts to fulfil business requirements. Understand, Maintain & Update Legacy Code Ability to accurately document & communicate scripts & workflows. NetSuite Report Generation & Modification. NetSuite System Updates – including products, classes, customers. Ensuring that workflows within NetSuite ...

AI Instructor

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
development patterns, context management, and test-driven development. Confident delivering technical training to varied audiences and managing live troubleshooting. Experience working with MCP servers, legacy codebases, or multi-tool AI development environments is highly beneficial. How to Apply If you are excited by the opportunity to teach cutting-edge ...

NetSuite Developer Administrator

Hiring Organisation
Purdicom
Location
Wantage, Oxfordshire, United Kingdom
Employment Type
Permanent
NetSuite environment, ensuring our data and workflows are as high-performing as our team. Scripting: Generating SuiteScripts to solve business puzzles and maintaining legacy code. Optimisation: Managing system updates (products, classes, customers) and ensuring workflows run like clockwork. Data & Insights: Handling migrations, imports/exports, and building powerful reports ...

Applied AI & Automation Engineer - London city - 90k

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
daily Why this role is different Massive autonomy - you're not one of 20 engineers; your work is the work Greenfield build - no legacy code to untangle Direct access to technical leadership Clear, valuable real-world use case Hybrid flexibility after the first month If you enjoy creating ...