1 to 25 of 235 OOP Jobs in the UK excluding London

Mid-Senior Software Developer (.NET / Python)

Hiring Organisation
Computer Futures
Location
Midlands, United Kingdom
Employment Type
Permanent
Salary
£65,000
.NET Commercial Python development experience Experience building REST APIs and service-oriented architectures Strong understanding of software design principles and object-oriented programming Experience working with PostgreSQL, SQL Server or other relational databases Knowledge of database design, optimisation and query development Experience integrating software systems ...

Senior Front-End Web Developer (AVP)

Hiring Organisation
Citigroup
Location
Belfast, Down, United Kingdom
Salary
£ 70 K
JavaFamiliarity with REST APIs.Knowledge of version control systems such as Git.Knowledge of Agile/Scrum methodologiesBasic understanding of SQL databases.Understanding of object-oriented programming concepts.Experience with Spring Boot and TypeScript would be advantageous but not essential.Soft SkillsStrong problem-solving ability.Good communication skills.Willingness to learn and accept feedback.Ability ...

AI Context Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
Engineering Experience with agentic AI workflows and steering techniques for reliable automation Ensure alignment with architectural patterns, coding standards, and performance Strong Object-Oriented Programming skills (e.g., Java, Python, C#) Experience with CI/CD pipelines and DevOps practices Knowledge of cloud platforms (AWS, Azure ...

Senior Full Stack Software Engineer - Space

Hiring Organisation
Hays
Location
Didcot, Oxfordshire, UK
software for mission-critical applications in the space domain or adjacent industries. * 5+ years of full stack development experience. * 5+ years of object-oriented programming experience (preferably in Java, Python, or C++). * 5+ years of experience developing frontend applications with modern frameworks (preferably React). Highly ...

Software Developer

Hiring Organisation
Matchtech
Location
Cheltenham, Gloucestershire, United Kingdom
Salary
£ 70 K
5+ years) developing software in Java and/or C++, preferably within Linux environments.Strong understanding of software architecture, software design patterns, and object-oriented programming principles.Experience designing and developing enterprise-scale backend applications, APIs, and distributed systems.Strong understanding of multithreaded and concurrent application development.Experience analysing, troubleshooting ...

Software Developer

Hiring Organisation
FBI &TMT
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Salary
£80,000
years) developing software in Java and/or C++, preferably within Linux environments. Strong understanding of software architecture, software design patterns, and object-oriented programming principles. Experience designing and developing enterprise-scale backend applications, APIs, and distributed systems. Strong understanding of multithreaded and concurrent application development. Experience ...

Consultant - Junior Java Engineer - DE - TC - UKI - Belfast

Hiring Organisation
EY (Ernst & Young)
Location
Belfast, Down, United Kingdom
Salary
£ 50 K
Programming or Information Management.Minimum of 2 years of experience in a backend software development role.Proficiency in Java, including strong understanding of object-orientedprogramming and core language features.Experience with JUnit and Mockito for unit testing, mocking dependencies, and writing maintainable automated tests.Hands-‐on experience with build ...

Graduate Software Engineer 2026 First-Class Computer Science Grad

Hiring Organisation
S Merrick LTD
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£24,000
First-Class Computer Science degree (or confirmed predicted First) Degree from a Top 30 UK university for Computer Science Strong object-oriented programming skills Good SQL/database knowledge Passion for software engineering and problem solving Excellent communication skills UK Right to Work (visa sponsorship ...

Software Engineer - Java/C++

Hiring Organisation
LEAP29
Location
Oxford, Oxfordshire, United Kingdom
Salary
£ 80 K
contribute ideas to enhance software quality and team performanceRequired Skills & ExperienceStrong hands-on Java development experience within complex desktop applicationsExcellent understanding of object-oriented programming principles and software designStrong computer science fundamentals including algorithms, data structures and software architectureSolid understanding of multithreading, concurrency and synchronisationExperience applying common ...

.NET Developer (Mid Level)

Hiring Organisation
Avanti
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
will ideally have: Commercial experience within a .NET development role Strong backend development capability Experience working with SQL databases Good understanding of object-oriented programming Strong problem-solving skills Excellent communication and collaboration skills A proactive and detail-oriented approach Candidates with experience across both legacy ...

Senior Software Engineer

Hiring Organisation
Experian
Location
Nottingham, Nottinghamshire, United Kingdom
Salary
£ 70 K
understanding of web UI layout, including HTML and CSS.A track record of writing secure code and handling sensitive data appropriately.Sound grasp of object-oriented programming principles and design patterns.Comfortable owning tasks through to completion and collaborating within an agile team.DesirableExperience with Azure or other cloud platforms ...

Senior C#/.NET Software Developer

Location
Godalming, England, United Kingdom
C# Developer or similar software development role. Proficiency in C# programming language and .NET frameworkincluding .Net Core Strong understanding of object-oriented programming principles. Experience with software development methodologies such as Agile or Scrum. Familiarity with relational databases (e.g., SQL Server, MySQL, PostgreSQL) and ORM frameworks ...

Lead Software Engineer - GLCM Postings

Hiring Organisation
Hackajob Ltd
Location
Bournemouth, Dorset, South West, United Kingdom
Employment Type
Permanent
automation. Required qualifications, capabilities, and skills Formal training or certification on Software Engineering concepts and applied experience Extensive experience in Java and object-oriented programming Proven leadership in Kubernetes and cloud-native application development Deep expertise in MongoDB, including change streams and schema design Strong background ...

Senior Software Engineer, AWS

Hiring Organisation
Microlise
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£45,000
resilience principles within AWS. Knowledge of Infrastructure as Code (IaC) tools such as Terraform or AWS CloudFormation would be advantageous. Knowledge of object-oriented programming concepts, including polymorphism, inheritance and SOLID principles. Experience working with Microsoft SQL Server and relational databases. Understanding of modern software architecture, including ...

Senior Software Engineer, Full-Stack Applications (Python)

Hiring Organisation
Fitch Ratings
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
Engineering Experience – 7+ years of hands-on experience building enterprise applications and modern web technologies in production environments• Software Engineering Fundamentals – Strong understanding of OOP concepts, design patterns, SOLID principles, algorithms, data structures, and ability to write clean, maintainable code• Backend Development – Proficiency in Python (Pandas, FastAPI, Flask) for building ...

Senior Software Engineer, AD Serving

Hiring Organisation
Roku
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
experience building large-scale and low-latency distributed systemsCommand of Java or C++Solid understanding of algorithms, data structures, performance optimization techniques, object-oriented programming, multi-threading, and real-time programming Experience with distributed caching, SQL/NoSQL, and other databases is a plus Experience with ...

Lead Software Engineer - Java, AWS

Location
Glasgow, Scotland, United Kingdom
deliverables to meet business objectives Communicate progress and challenges effectively to leadership Job Qualifications, Capabilities, and Skills: Demonstrate proficiency in Java and object-oriented programming Apply strong problem-solving and analytical skills Utilize experience with software architecture and design patterns Work effectively in agile development environments Communicate ...

.NET Software Developer

Hiring Organisation
Aveva Group
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 80 K
requirements 4+ years of experience in software development, ideally using .NET web and/or desktop technologies Experience or strong understanding of object-oriented programming using languages such as C#, C++, Java, or Python Familiarity with software development practices such as version control, TDD, BDD, or similar ...

Lead Backend Engineer - Technologist

Hiring Organisation
Client Server
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent
knowledge of modern software engineering best practices across the full software development lifecycle You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms You're excited to join a start-up in a role that you can shape and influence Apply ...

Senior .Net Developer

Hiring Organisation
YourCode Recruitment
Location
Wakefield, West Yorkshire, United Kingdom
Salary
£ 60 K
contribute to continuous improvement.Tech Stack & SkillsEssential:Strong experience with C#, .NET, React, and JavaScript.Proficiency with Razor Pages, HTML, relational databases, and MicroServices.Understanding of OOP, REST, JSON, WebAPI, and authentication servers.Experience working with GIT and message/event bus systems.Excellent communication and problem-solving skills.Desirable:Experience with TypeScript, GraphQL ...

Lead Software Developer C# - Finance

Location
Newcastle upon Tyne, Northumberland, United Kingdom
technologist who enjoys collaborating and problem solving, working on complex, distributed systems You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms You're excited to join a scaling company in a role that you can shape and influence What ...

Software Engineer C++

Hiring Organisation
Autodesk
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 70 K
assisted development tools (e.g., Cursor, GitHub Copilot, Claude) as part of daily development, with disciplined review and validation of generated code.Strong object-oriented programming in C++, including modern C++ practices and proficiency with the C++ Standard Library (STL).Solid software engineering fundamentals: data structures, algorithms, object ...

Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Swansea, Neath Port Talbot, Wales, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£45,000
your own self-development - we value keen learners Have a drive to deliver outcomes for users Mentor others Champion Clean Architectures (Object Oriented Programming, SOLID Principles, Code Smells, etc.). Nice to Haves We want our teams and individuals to grow. If you don't have ...

Senior Backend Developer

Hiring Organisation
Inspire People
Location
Darlington, County Durham, United Kingdom
Employment Type
Full-Time
Salary
£63,824 - £80,158 per annum
Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with Java, C#, Go or similar object-oriented programming backgrounds, with experience designing, operating and improving distributed systems. This permanent Grade 7 role can be based in London, Cardiff, Darlington, Edinburgh ...

Senior Backend Developer

Hiring Organisation
Inspire People
Location
Darlington, County Durham, North East, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£80,000
Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with Java, C#, Go or similar object-oriented programming backgrounds, with experience designing, operating and improving distributed systems. This permanent Grade 7 role can be based in London, Cardiff, Darlington, Edinburgh ...