1 to 25 of 394 OO Jobs in London

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

Hiring Organisation
Fitch Ratings
Location
London, UK
Employment Type
Full-time
modern frontend development practices. Experience designing and developing RESTful APIsand 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 ...

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 ...

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 (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

Hiring Organisation
Broadridge
Location
London, UK
Employment Type
Full-time
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 ...

Java Backend Developer

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
including design, development, testing, deployment, and production support. Core Technical SkillsProgramming: JavaFrameworks: Spring, Spring BootAPI Development: REST APIs, System IntegrationDatabases: SQL, Relational DatabasesArchitecture: Object-Oriented Design, Design Patterns, Software Design PrinciplesTesting: Unit Testing, Integration TestingProduction Support: Incident Analysis, RCA, TroubleshootingEngineering: Git, CI/CD, Code ReviewsMonitoring: Application Monitoring ...

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 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 ...

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
LexisNexis Risk Solutions 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 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 - Risk & FX

Hiring Organisation
Visa
Location
London, UK
Employment Type
Full-time
independent path to production Strong platform and product support The ability to make real changes with real business value. Our Tech Stack includes Object-oriented programming forms the bulk of our codebase, currently in Java, versions 11+, and ideally Spring boot framework Highly-scalable, highly-available, cloud-native ...

Senior Software Engineer

Hiring Organisation
LTM
Location
London, UK
Employment Type
Full-time
architecture are well documentedWork closely with partner technology teams and to collaborate effectivelyTechnical Skills RequiredVery deep understanding of NetNet Core and Solid understanding of OO principlesExperience in ASPNET Core Web API and RESTful API techniquesSolid understanding of and experience with multithreading and asynchronous programmingFamiliar with SQL and NoSql databasesHandson experience ...

Lead AI Software Engineer - TRP Labs London

Location
Greater London, England, United Kingdom
Computer Science or a related technical field, or equivalent practical experience. 8+ years of progressive software engineering experience developing applications in object‐oriented languages such as Java, Python, or JavaScript, including experience leading technical delivery across teams or major initiatives. Extensive hands‐on experience architecting and delivering cloud ...

Senior Java Developer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
PACT, and Test Containers. Working knowledge of event/message brokers such as Kafka and MQ.Advanced Scala programmingStrong proficiency in both functional and object‐oriented programming paradigms, with the ability to apply the right approach to deliver robust, maintainable solutions. Deep practical expertise with Scala, including key frameworks ...

.net developer in electronic trading

Location
Greater London, England, United Kingdom
microservices Support the evolution of a cloud-based trading platform Требования Strong commercial experience with .NET/.NET Core Excellent understanding of Object-Oriented Design and SOLID principles Experience developing ASP.NET Core Web APIs and RESTful services Strong knowledge of multi-threading and asynchronous programming Experience with ...

Junior C# Developer

Hiring Organisation
Spectrum IT Recruitment Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
degree in a STEM subject Some commercial experience developing software with C# Good understanding of .NET/.NET Core Solid knowledge of object-oriented programming Understanding of SQL and relational databases Strong problem-solving and analytical skills A genuine enthusiasm for software engineering and learning new technologies Someone ...

Software Engineer- III- iOS- JPM Personal Investing

Location
Greater London, England, United Kingdom
must, you will be working with the team in London. Commercial experience on native iOS mobile application development. Good Knowledge of object-oriented programming with Swift, Xcode. Strong analytical and problem-solving skills. Experience writing unit tests using XCTest framework. Experience with the MVVM + Coordinator design pattern ...

Java Developer (Blockchain)

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
like JUnit, Cucumber, Gherkin, PACT, and Test Containers. Working knowledge of event/message brokers such as Kafka and MQ.Advanced JavaStrong 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 principles ...

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/ ...

Microsoft Consultant

Location
Greater London, England, United Kingdom
Microsoft technology ecosystem. Key Skills Strong commercial experience with C# and .NET. Experience developing applications using ASP.NET/ASP.NET Core. Good understanding of object-oriented programming and software development principles. Experience developing and consuming REST APIs/web services. Strong understanding of software development lifecycle and coding best ...

Senior Applied Data Scientist

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
models and solutions to production. Strong statistical analysis skills, with a foundation in probability, to support robust model development and interpretation. Proficiency in Object-Oriented programming in Python with expertise in key data science and machine learning libraries (e.g. TensorFlow, PyTorch and Scikit-Learn).Expertise in cloud technologies ...