1 to 25 of 812 OO Jobs in the UK

Full Stack Software Engineer - Associate

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
applications with Python and .NET, together with frontend development using modern frameworks such as React and TypeScript. Strong understanding of software engineering principles, Object-Oriented Programming (OOP) concepts, and best practices, combined with strong analytical, problem-solving, and prioritization skills. Experience designing, building, and integrating APIs using Representational ...

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 ...

Technical Lead

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
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 programmingProficiency in at least one of the standard scripting languages – Terraform, Bash, Ansible, etc. Good understanding of Software engineering concepts, e.g., coding techniques ...

Graduate Software Engineering Programme 2027

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 2027

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 ...

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 ...

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

Location
Greater London, England, United Kingdom
improve delivery effectiveness and customer value.Must-Have SkillsExtensive hands-on experience delivering enterprise-scale backend application solutions.Strong expertise in Java/J2EE development, object-oriented design principles, and enterprise application architecture.Proven experience designing and building RESTful services and microservices-based solutions.Strong experience with Java 17, Spring Boot, Kafka ...

Senior Full-Stack Cloud Native Developer (OTC Team), Charles River Development, Assistant Vice President

Hiring Organisation
State Street Bank
Location
London, UK
Employment Type
Full-time
financial services.4–7 years developing solutions in Portfolio Management, Trading, Compliance, Post‐Trade, IBOR, or Wealth Management is strongly desired. Strong knowledge of object‐oriented programming, relational databases, scripting languages, and modern software engineering paradigms. Ability to contribute to complex design specifications with minimal oversight. Demonstrated ability ...

Full Stack Developer (Java + Angular)

Location
United Kingdom
participating in professional organizations. SKILLS Must have - Degree in Computer Science, Engineering, or equivalent. Master's preferred- Software Development Fundamentals- Strong understanding of Object-Oriented Design and Principles- 5+ years of professional experience with Java and Angular- Build & CI/CD: Git Ci/CD, Helm- Database background ...

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 ...

Full Stack Developer

Hiring Organisation
Corus Consultancy
Location
Crawley, West Sussex, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum
React and Next.js, or strong React experience with the willingness to develop your Next.js skills. Good practical experience with C# and .NET, including object-oriented design and web API development. Experience working with relational databases and data access technologies such as Entity Framework Core. Experience developing or supporting ...

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 ...

Java Backend Developer

Location
City Of London, England, United Kingdom
production support . Core Technical Skills Programming: Java Frameworks: Spring, Spring Boot API Development: REST APIs, System Integration Databases: SQL, Relational Databases Architecture: Object-Oriented Design, Design Patterns, Software Design Principles Testing: Unit Testing, Integration Testing Nice to Have Hands-on experience with Kotlin . Experience with Linux ...

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 ...

Senior Software Engineer II -Java

Hiring Organisation
RELX Group
Location
London, UK
Employment Type
Full-time
troubleshoot complex production and customer issues. Mentor and guide junior engineers, fostering a culture of collaboration and continuous learning. RequirementsStrong 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 Boot ...

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 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 ...

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 ...

Senior Platform Engineer

Hiring Organisation
WTW
Location
Surrey, United Kingdom
Employment Type
Full Time
lifecycle: requirements analysis, estimation, architecture/design, implementation, unit and system testing, deployment, operations, monitoring and incident management. Software engineering fundamentals Strong grounding in objectoriented design, design patterns, SOLID principles, clean code practices, code review, documentation and Agile delivery. Core technical stack Hands‐on experience with C# and .NET (Core ...

Senior Backend Developer

Hiring Organisation
LEAP29
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
/or C++ development experience. Experience building complex desktop applications within engineering, scientific, technical or data-intensive environments. Solid understanding of software architecture, object-oriented design, design patterns and SOLID principles. Experience with automated testing, Git, code reviews and CI/CD pipelines. Exposure to cloud technologies such ...

Senior Full Stack Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
some of the following would be beneficial: TypeScript, JavaScript, React and modern front-end frameworks Backend development using TypeScript, Java, C# or another object-oriented language REST APIs, GraphQL and WebSockets AWS and modern cloud platforms Microservices and event-driven architectures SQL and NoSQL databases Unit, integration ...

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 ...

C# .Net Senior Desktop Software Engineer

Location
Aberdeen City, Scotland, United Kingdom
cloud-based software solutions. Bachelor's degree (or higher) in Computer Science, Software Engineering, or a related technical discipline. Strong understanding of object-oriented design, design patterns, testing methodologies, version control, and code review practices. Experience working within Agile software development environments. Nice to Have Experience modernizing legacy ...

Senior Full Stack Software Engineer - Space

Hiring Organisation
Hays
Location
Didcot, Oxfordshire, UK
developing 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 ...