13 of 13 Permanent Legacy Code Jobs in the South East

Server-side Engineer

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
consumed bymobile apps. Based on experience, this role may be entry level, senior or staff. Relevant experience and skills: Building server-side applications Writing code Refactoring code Deleting code Build tools Continuous Integration Fixing bugs Asynchronous code Performance Analysis and Optimization Legacy Code Unit ...

Angular Developer (NGRX)

Hiring Organisation
Sanderson
Location
South East England, United Kingdom
Employment Type
Full-Time
Salary
£300.00 - £325.00 per day
Angular Developer to join on a specialist basis - someone who can come in and contribute immediately, without needing extensive onboarding or rework of existing code standards. The Role Deep, demonstrable expertise in Angular Solid, practical experience with NGRX is essential Working within a small team where architecture … collaboratively by the lead developer rather than dictated top-down Contributing to a platform that's actively evolving - including some modernisation of legacy code, supported by AI tools to speed up delivery and manage tech debt Writing your own automated tests - there's no dedicated QA function ...

.NET Developer

Hiring Organisation
Octad Recruitment Consultants (Octad Ltd )
Location
Wickford, Essex, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
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 ...

UNIX Solaris Specialist

Location
Abingdon, England, United Kingdom
search of open source data. The Role The UNIX Solaris Systems Specialist provides specialist technical direction and assurance for Solaris platforms, ensuring that legacy systems and applications are operated in a secure, stable, and risk-managed manner while supporting UKAEA’s ongoing scientific and operational requirements. Operating with … high degree of professional autonomy, the role exercises judgement over complex and sometimes ambiguous technical challenges inherent in maintaining and evolving legacy platforms. This includes balancing operational continuity, technical debt, and transition priorities. The role combines Solaris administration with maintenance and evolution of existing applications. It exists to sustain ...

Software Engineer - Compiler & Runtime

Location
Reading, England, United Kingdom
engineering role for someone who enjoys solving technically challenging problems. You’ll spend most of your time developing new functionality, alongside targeted work on legacy code, debugging complex issues and continuously improving the quality and maintainability of our software. You’ll collaborate closely with other engineers and internal … design through implementation, testing and delivery. Debug complex issues across development and production environments, driving problems through to resolution. Evolve, maintain and improve existing code, balancing new feature development with targeted brownfield and legacy work. Design and evaluate technical approaches, clearly articulating trade-offs around performance, complexity, maintainability ...

Android Engineer

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
able to dive deep and rapidly iterate on ideas with your team despite some ambiguity. Relevant experience and skills Building Android Applications Writing & Deleting code Build tools like Gradle, GitHub Actions, and Circle CI Continuous Integration patterns Finding and fixing bugs Asynchronous coding patterns Performance Analysis and Optimization Dealing … with legacy code Unit & Integration Tests Open Source Working in a globally distributed team Self-starting and good at time management Integrating with bespoke lovingly hand-crafted backend services from the days of yore. Designing solutions for open ended problems Bachelors degree in Computer Science or related field ...

iOS Engineer

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
able to dive deep and rapidly iterate on ideas with your team despite some ambiguity. Relevant experience and skills Building iOS Applications Writing & Deleting code Build tools like Tuist, xcodebuild, GitHub Actions, and Circle CI Continuous Integration patterns Finding and fixing bugs Functional coding patterns Performance Analysis and Optimization … Dealing with Objective-C legacy code Unit & Integration Tests Open Source Working in a globally distributed team Self-starting and good at time management Integrating with bespoke lovingly hand-crafted backend services from the days of yore. Designing solutions for open ended problems Bachelors degree in Computer Science ...

Ios Engineer

Location
Burgess Hill, England, United Kingdom
able to dive deep and rapidly iterate on ideas with your team despite some ambiguity. Relevant experience and skills: Building iOS Applications Writing & Deleting code Build tools like Tuist, xcodebuild, GitHub Actions, and Circle CI Continuous Integration patterns Finding and fixing bugs Functional coding patterns Performance Analysis and Optimization … Dealing with Objective-C Legacy code Unit & Integration Tests Open Source Working in a globally distributed team Self-starting and good at time management Integrating with bespoke lovingly hand-crafted Back End services from the days of yore. Designing solutions for open ended problems Bachelor's degree ...

NetSuite Developer

Location
Wantage, England, United Kingdom
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 ...

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 ...

Experienced .NET Engineer

Location
Maidstone, England, United Kingdom
level developers to grow in their roles. This is a hands‐on role where you’ll be deeply involved in writing high‐quality code in a complex software environment, whilst also managing a team of 3–4 engineers. You’ll be the subject expert for your scrum, supporting your … with the confidence to resolve conflicts and support team cohesion. Excellent analytical, debugging, and problem‐solving skills, including the ability to adapt and fix legacy code. Experience planning, coordinating, and delivering testable software in scaled Agile environments. Solid knowledge of software structures, architectures, design patterns, and modern development processes. ...

Senior Software Engineer – Agentic Engineering x4

Location
Reading, England, United Kingdom
Senior Software Engineer – Agentic Engineering x4 Using AI and agentic engineering to modernise complex legacy software, and fundamentally change how engineering teams build software. What will you actually be doing? Use AI coding agents to investigate, refactor and modernise legacy codebases Design the "engineering harness" that gives … right context, rules and constraints to work effectively Build repository-level instructions, agent skills, prompts and dynamic context Work with technologies such as Claude Code, MCP and other agentic development tools Establish automated testing and AI evaluation frameworks (evals) to make sure speed doesn't come at the expense ...

Senior Software Engineer: AI-Driven Legacy Modernisation

Location
Reading, England, United Kingdom
Reading, United Kingdom, seeks a Senior Software Engineer to join Agentic Engineering initiatives. You will leverage AI coding agents to refactor and modernise complex legacy systems, building the engineering harness and governance needed for safe AI-driven development. The role emphasizes a strong C#/.NET foundation, working with … large or legacy codebases, and collaborating across teams to implement automated tests, evals and quality controls. #J-18808-Ljbffr ...