1 to 25 of 405 Permanent OO Jobs in the UK

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

Hiring Organisation
Fitch Group
Location
Greater London, United Kingdom
Employment Type
Full Time
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 (Manchester)

Hiring Organisation
Fitch Group
Location
Manchester, United Kingdom
Employment Type
Full Time
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 ...

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 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 ...

Senior Software Engineer - .NET

Location
Nottingham, England, United Kingdom
effective use of AI-assisted development tools. Qualifications Required Skills/Knowledge Strong expertise in .NET Core/.NET Framework and C#, including object-oriented design and common design patterns. Proven experience across the full software development lifecycle, ideally supporting a live, business-critical production system. Solid experience ...

Sr. Full Stack Developer (Java, React & Python)

Location
City Of London, England, United Kingdom
development and integration.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 and working ...

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 ...

Senior Software Engineer II -Java

Location
Greater London, England, United Kingdom
troubleshoot complex production and customer issues. Mentor and guide junior engineers, fostering a culture of collaboration and continuous learning. Requirements Strong foundation in object-oriented design, development, and standard design patterns. Expert-level development experience using Java, Spring Boot and Web Services. Strong understanding of REST APIs, Spring ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
Python frameworks such as Django, Flask, or FastAPI. Experience in building RESTful APIs and microservices architecture. Strong knowledge of data structures, algorithms, and object-oriented programming. Hands-on experience with databases such as PostgreSQL, MySQL, or MongoDB. Familiarity with asynchronous programming and performance optimization techniques. Experience with cloud ...

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 ...

Azure CloudOps Engineer

Location
Greater London, England, United Kingdom
observability platforms such as Splunk, Datadog, Grafana, Prometheus, Dynatrace, or similar technologies. Experience with AI-driven operational tooling and automated incident response solutions. Object-oriented programming experience. Experience working within Product Engineering, Software Engineering, or R&D environments. Experience supporting highly available, business-critical systems. Cloud certifications across ...

Lead .Net Software Engineer

Location
Cheltenham, England, United Kingdom
with BFF patterns and service‐oriented frontend integration approaches Strong experience with relational databases, ideally PostgreSQL Strong grounding in software design principles, object‐oriented programming, design patterns, and maintainable system design Experience contributing to or leading technical design and architecture decisions Experience with CI/CD pipelines ...

Full Stack Developer - Assistant Vice President

Location
Belfast City District, Northern Ireland, United Kingdom
framework. Utilize Spring Framework effectively for application development. Work extensively in creating and optimizing SQL queries. Ensure adherence to software engineering best practices, object‐oriented programming (OOP) principles, and design patterns. Contribute to the continuous integration and continuous delivery (CI/CD) pipelines. Manage source code effectively using ...

Senior PHP Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Nationwide, United Kingdom
Employment Type
Permanent
five years' commercial experience developing and supporting business-critical web applications. Extensive PHP 8+ development experience and strong Symfony knowledge. Strong understanding of object-oriented programming, SOLID principles and design patterns. Experience developing and integrating RESTful APIs , with knowledge of OAuth2, OpenID Connect and JWT. Good knowledge ...

Senior .Net Developer

Location
Manchester, England, United Kingdom
back-end developer, with deep expertise in .NET Core (including version 6+). Proficiency in C# and a solid understanding of object-oriented programming principles and design patterns. Strong experience with SQL Server, including writing complex queries and performance optimisation. Expertise with Entity Framework or similar ORM frameworks. ...

Java Developer (Blockchain)

Location
Greater London, England, United Kingdom
JUnit, Cucumber, Gherkin, PACT, and Test Containers.* Working knowledge of event/message brokers such as Kafka and MQ.Advanced Java* Strong experience in Object-Oriented Programming (OOP).* Advanced knowledge of Java 17+ features and practical experience with Spring Boot.* Skilled in developing RESTful services, including REST design ...

Full Stack Developer

Location
Greater London, England, United Kingdom
Laravel, including building APIs, working with databases and using common Laravel features such as queues, events and scheduled tasks. A solid understanding of object-oriented programming, including principles such as SOLID and writing maintainable, reusable code. Experience writing automated tests using tools such as PHPUnit and/ ...

Full Stack Java Engineer

Location
Shefford, England, United Kingdom
first approach; maintain clear OpenAPI/Swagger contracts and error handling. Contribute to the design of modular, maintainable solutions using microservices and appropriate object-oriented and event-driven design patterns. Use Node.js where appropriate for lightweight services, backend-for-frontend components, integrations, or development tooling. Contribute ...

Senior Software Engineer

Location
Swansea, Wales, United Kingdom
team of language agnostic engineers, which you might already consider yourself to be, who are versed in a mix of paradigms such as object-oriented, functional, declarative, event-based and aspect-oriented. To create this environment our Senior Software Engineers need to embrace sharing their knowledge and skills ...

Lead Software Developer

Location
Greater London, England, United Kingdom
full-stack software development principles and modern engineering practices. Experience designing and implementing RESTful APIs and event-driven architectures. Strong knowledge of object-oriented and functional programming concepts. Experience with CI/CD tools, containerization technologies, frontend frameworks such as React, and advanced Java frameworks including Spring ...

Senior Front-End Web Developer (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
REST APIs. Knowledge of version control systems such as Git. Knowledge of Agile/Scrum methodologies Basic understanding of SQL databases. Understanding of object-oriented programming concepts. Experience with Spring Boot and TypeScript would be advantageous but not essential. Soft Skills Strong problem-solving ability. Good communication skills. ...

Senior Backend Engineer (Ruby)

Location
Greater London, England, United Kingdom
write performant SQL (PostgreSQL focus), with a keen eye for avoiding and resolving N+1 queries and lock contention A firm grasp of Object-Oriented Analysis and Design (OOAD), design patterns, and software engineering best practices Experience designing and maintaining versioned, documented RESTful APIs Experience writing comprehensive automated tests ...

Senior Software Engineer

Location
Swansea, Wales, United Kingdom
team of language agnostic engineers, which you might already consider yourself to be, who are versed in a mix of paradigms such as object-oriented, functional, declarative, event-based and aspect-oriented. To create this environment our Senior Software Engineers need to embrace sharing their knowledge and skills ...

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 ...

Software Engineer III - Java, React & AI

Location
Auchentibber, Scotland, United Kingdom
development, testing, and operational stability across enterprise‐scale environments Proficiency in Java for back‐end application development, including experience with modern frameworks and object‐oriented design principles Experience developing and maintaining front‐end solutions using React or comparable modern JavaScript frameworks Hands‐on experience using enterprise‐authorized ...