1 to 25 of 427 OO Jobs in England

Software Engineer, Full-Stack Applications (Associate Director)

Location
Greater London, England, United Kingdom
frontend development practices. Experience designing and developing RESTful APIs and integrating with third-party services. Solid understanding of software design principles, design patterns, object-oriented programming, data structures, algorithms, and scalable system architecture. Experience working with relational and NoSQL databases. Familiarity with Agile development methodologies and modern software ...

Lead Software Engineer, Full-Stack Applications - AI Fluent (London)

Location
Greater London, England, United Kingdom
frontend development practices. Experience designing and developing RESTful APIs and integrating with third-party services. Solid understanding of software design principles, design patterns, object-oriented programming, data structures, algorithms, and scalable system architecture. Experience working with relational and NoSQL databases. Familiarity with Agile development methodologies and modern software ...

Senior C# .Net Developer

Location
Greater London, England, United Kingdom
6+ ASP.NET Core/Web API REST APIs and microservices SQL Server, including complex queries, stored procedures and optimisation Entity Framework/ORM Object-oriented design and design patterns Distributed systems and enterprise integration Unit and automated testing Azure DevOps, Git and CI/CD Agile/Scrum ...

Senior Lead Full-Stack Software Engineer

Location
Greater London, England, United Kingdom
/CD, application resiliency, security, Git/GitHub, and Test Driven Development. Strong proficiency in Python, with a deep understanding of object-oriented programming principles. Strong proficiency in SQL, with experience of building data pipelines, data models, and data transformation within data warehouses, knowledge of tools such ...

Senior Software Engineer, Full-Stack Applications (Java)

Location
Greater London, England, United Kingdom
production environments. Experience designing and developing RESTful APIs and integrating with third-party services. Solid understanding of software design principles, design patterns, object-oriented programming, data structures, algorithms, and scalable system architecture. Experience working with relational and NoSQL databases. Familiarity with Agile development methodologies and modern software delivery ...

Technical Lead

Location
Greater London, England, United Kingdom
solutions, e.g., K8, Docker, Kaniko, etc. Proficiency in at least one of the standard programming languages – Java/JavaScript, C#, Python, or similar Object-oriented programming Proficiency in at least one of the standard scripting languages – Terraform, Bash, Ansible, etc. Good understanding of Software engineering concepts, e.g., coding ...

Senior Java Developer

Hiring Organisation
CGI
Location
London, England, United Kingdom
Java (version 8 or higher) and Spring Boot.• Proven experience designing, developing and maintaining enterprise-level back-end applications.• Strong understanding of object-oriented programming, software design principles and RESTful API development.• Experience working in Agile environments, including Scrum ceremonies and iterative software delivery.• Proficiency with development ...

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
Docker and AWS ECS/Fargate. Experience integrating with third‐party APIs, enterprise platforms, and external services. Strong understanding of software design patterns, object‐oriented programming principles, clean code practices, and distributed system design. Experience implementing API security using OAuth2, JWT, OpenID Connect, API Keys, and secure authentication ...

Software Engineer - Junior .Net/C# - Contract

Location
Poole, England, United Kingdom
Studio. APIs & Architecture: Practical experience building and consuming REST/RESTful interfaces and working with microservice patterns. Core Software Design: Strong grasp of Object-Oriented Design (OOD), SOLID principles, and common design patterns. Testing: Familiarity with unit testing frameworks (e.g., NUnit) and automated test methodologies. Tooling & Version Control ...

Senior Java Developer

Hiring Organisation
Avanti Recruitment
Location
EC1, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
commercial frontend development experience using Angular, React or Vue.js. Good understanding of relational databases, including writing and troubleshooting SQL queries. Strong understanding of object-oriented programming, software engineering principles and design patterns. Experience developing and maintaining complex enterprise applications. Familiarity with Git, testing, debugging and modern software development ...

Senior Fullstack Java Developer

Hiring Organisation
Avanti Recruitment
Location
EC1, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
commercial frontend development experience using Angular, React or Vue.js. Good understanding of relational databases, including writing and troubleshooting SQL queries. Strong understanding of object-oriented programming, software engineering principles and design patterns. Experience developing and maintaining complex enterprise applications. Familiarity with Git, testing, debugging and modern software development ...

Sr. Full Stack Developer

Location
Greater London, England, United Kingdom
Proven track record in developing base frameworks, reusable programs and defining standards.* Knowledge of cloud platforms AWS and containerization technologies.* Strong understanding of object-oriented programming principles and design patterns.* Proficiency in database design and SQ and NoSQL databases like Redis, DynamoDB.* Good understanding of the Agile methodologies ...

Associate Manager (Java) - Newcastle

Location
Newcastle upon Tyne, England, United Kingdom
drive implementation Experience with CI/CD pipelines, automated testing, and cloud-native application development, including containerisation technologies such as Docker and Kubernetes Object-oriented programming principles and software design patterns SQL and NoSQL database technologies, including MySQL, Oracle, PostgreSQL, and MongoDB Agile delivery methodologies and Scrum frameworks ...

Graduate Software Engineering Programme September 2027

Hiring Organisation
Capgemini
Location
Brighton and Hove, United Kingdom
Employment Type
Full Time
Salary
35000 GBP Annually
Engineer: Degree in Computer Science or related a STEM discipline Proficiency in one or more programming languages (Java, Python, C++, JavaScript) Understanding of object-oriented programming (OOP) principles Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django) Knowledge of full-stack development concepts (e.g. MEAN/MERN ...

Graduate Software Engineering Programme 2027 1

Location
Hove, England, United Kingdom
Engineer:*** Degree in Computer Science or related a STEM discipline* Proficiency in one or more programming languages (Java, Python, C++, JavaScript)* Understanding of object-oriented programming (OOP) principles* Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django)* Knowledge of full-stack development concepts (e.g. MEAN/MERN ...

Graduate Software Engineering Programme 2027 1

Location
Telford, England, United Kingdom
Engineer:*** Degree in Computer Science or related a STEM discipline* Proficiency in one or more programming languages (Java, Python, C++, JavaScript)* Understanding of object-oriented programming (OOP) principles* Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django)* Knowledge of full-stack development concepts (e.g. MEAN/MERN ...

Graduate Software Engineering Programme September 2027

Location
Telford, England, United Kingdom
capabilitiesSoftware Engineer:Degree in Computer Science or related a STEM disciplineProficiency in one or more programming languages (Java, Python, C++, JavaScript)Understanding of object-oriented programming (OOP) principlesExperience with modern frameworks (e.g. React, Angular, Spring Boot, Django)Knowledge of full-stack development concepts (e.g. MEAN/MERN)Familiarity ...

Senior C# .Net Developer

Location
Greater London, England, United Kingdom
6+ ASP.NET Core/Web API REST APIs and microservices SQL Server, including complex queries, stored procedures and optimisation Entity Framework/ORM Object-oriented design and design patterns Distributed systems and enterprise integration Unit and automated testing Azure DevOps, Git and CI/CD Strong troubleshooting ...

Software Engineer II - Blockchain/ Digital Assets

Location
Greater London, England, United Kingdom
software engineering experience with Java Spring Boot/Python or similar modern backend frameworks Understanding of software development fundamentals: data structures, algorithms, object-oriented design Experience with version control (Git) and working in collaborative development environments Eagerness to learn distributed systems, blockchain technologies, and cloud-native architectures Strong ...

Senior Software Engineer - (Permanent or Fixed-Term Contract)

Location
Woking, England, United Kingdom
.NET, with working knowledge of Python and TypeScript. Experience delivering software solutions using agile methodologies and software engineering best practices. Strong understanding of object-oriented design and software engineering principles, including SOLID principles, with the ability to develop maintainable and scalable solutions. Proven ability to analyse complex technical ...

Senior Platform Engineer

Location
Reigate, England, United Kingdom
requirements analysis, estimation, architecture/design, implementation, unit and system testing, deployment, operations, monitoring and incident management. Software engineering fundamentals Strong grounding in object oriented design, design patterns, SOLID principles, clean code practices, code review, documentation and Agile delivery. Core technical stack Hands‐on experience with C# ...

Senior Platform Engineer

Hiring Organisation
WTW
Location
London, England, United Kingdom
requirements analysis, estimation, architecture/design, implementation, unit and system testing, deployment, operations, monitoring and incident management. Software engineering fundamentals Strong grounding in object oriented design, design patterns, SOLID principles, clean code practices, code review, documentation and Agile delivery. Core technical stack Hands‐on experience with C# ...

Developer

Location
Manchester, England, United Kingdom
error handling. Background in .NET and .NET Core using C#, particularly in building and integrating backend services and APIs. Good understanding of object-oriented programming principles, including SOLID and common design patterns. Experience with database design and development, particularly with Microsoft SQL Server and Azure SQL. Commitment ...

IT / OT - Software Engineer

Location
Tees Valley, England, United Kingdom
Oracle, PostgreSQL), and integration technologies (APIs, REST, SOAP, webhooks). Proficient in an enterprise language such as: .NET, Java, or C# with strong object-oriented design and modular architecture principles a plus Operational Technology & Manufacturing Knowledge: Familiarity with robotic and OT systems (AMRs, Cobots, PLCs), industrial KPIs ...

Senior Software Engineer, Web Development – AI

Location
Manchester, England, United Kingdom
GCP. Experience of building large scale and low latency distributed systems. Solid understanding of algorithms, data structures, performance optimisation techniques, object-oriented programming. Experience using modern AI-assisted and agentic development workflows in day-to-day engineering usingAI/ML APIs and SDKs Hands-on experience developing ...