1 to 25 of 363 OO Jobs in London

Full Stack Software Engineer, Associate Preqin Engineering

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 ...

full stack developer in accounting

Location
Greater London, England, United Kingdom
resolve production issues. Требования Strong experience with Python; Experience with FastAPI, Flask, or Django; Experience developing REST APIs and microservices; Knowledge of Object-Oriented Programming (OOP); Experience with SQL and database design; Strong knowledge of React.js; Knowledge of JavaScript (ES6+) and TypeScript; Knowledge of HTML5 and CSS3; Experience ...

FullStack Developer

Hiring Organisation
DNS Info Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
Troubleshoot and resolve production issues. Required Skills Backend Strong experience with Python Experience with FastAPI , Flask , or Django REST API and Microservices development Object-Oriented Programming (OOP) SQL and database design Frontend Strong knowledge of React.js JavaScript (ES6+), TypeScript HTML5, CSS3 Redux, React Hooks Responsive UI development Databases ...

Software Engineer /Tech Lead - Web Platforms - Technology Consulting

Hiring Organisation
Business Integration Partners
Location
London, UK
Employment Type
Full-time
technologies such as JavaScript, TypeScript, React or Angular. Experience designing and integrating RESTful APIs and distributed systems. Strong knowledge of software architecture principles, object-oriented design, design patterns and microservices. Experience working with relational databases such as PostgreSQL, Oracle, SQL Server or MySQL.Experience delivering applications on at least ...

VP, Full-Stack Software Engineer (Java)

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
related frameworks (e.g.Spring Boot, Hibernate). Some experience in React or similar, and modern JavaScript/TypeScript an advantage. Solid experience with object-oriented design and applying standard design patterns. Experience designing, building, and deploying scalable microservices using API-first principles with REST and/orgRPC. A strong ...

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 ...

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 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 objectoriented programming, relational databases, scripting languages, and modern software engineering paradigms. Ability to contribute to complex design specifications with minimal oversight. Demonstrated ability ...

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, objectoriented programming principles, clean code practices, and distributed system design. Experience implementing API security using OAuth2, JWT, OpenID Connect, API Keys, and secure authentication ...

Lead Software Engineer

Hiring Organisation
Anson McCade
Location
London Area, United Kingdom
including AI-enabled solutions and modern software architectures. What We're Looking For 5+ years' commercial experience with C#, .NET, Java, or similar object-oriented technologies. Experience leading and mentoring engineering teams while remaining technically involved. Expertise in software architecture, design patterns, APIs, microservices, and event-driven systems. ...

Senior Software Developer II - Full-Stack

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, J2EE and Web Services. Strong understanding of REST APIs, Spring Boot, Micro ...

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 Platform and Services Software Engineer

Location
Greater London, England, United Kingdom
related technical discipline, and 3+ years of experience as a software engineer within a commercial environment. Proficiency in at least one modern objectoriented programming language (preferably Java) and willingness to learn new technologies. Proven experience developing microservices and deploying them on major cloud providers (AWS, Azure ...

QE AI Engineer (Python)

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
C#Experience with web, API, and non-functional testing approachesExperience using CI/CD pipelines to integrate and run automated testsGood understanding of object-oriented programming principles and modern engineering practicesExperience working with Git-based source control and collaborative development workflowsStrong problem-solving and analytical skillsGood written and verbal ...

Senior Applied Data Scientist

Location
Greater London, England, United Kingdom
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 ...

Senior Software Engineer - ST&S

Location
Greater London, England, United Kingdom
applications.* Promote engineering protocols across design, development, testing, deployment and operational support.# **What you’ll bring**Crucial experience* Strong software engineering fundamentals, including object-oriented design, data structures, algorithms and computational complexity.* Validated experience designing and developing distributed, cloud-native applications.* Strong proficiency in one or more programming ...

Global Banking & Markets - Software Engineer - Associate - London

Location
Greater London, England, United Kingdom
Master's degree in Computer Science or a closely related field Minimum 1 year of experience in software development A solid understanding of object-oriented programming skills (Java, Python, C#) including data structures and algorithms Proficiency with AI-assisted development tools (e.g., GitHub Copilot or similar) Energetic, self ...

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 ...

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 ...

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/ ...

Senior AI/ML Engineer

Hiring Organisation
Argus Media group
Location
London, UK
Employment Type
Full-time
experience. An MSc or PhD is welcome but not essential. Essential Experience & SkillsExceptionally strong Python programming skills, with a deep grasp of object-oriented design, clean code, and core software engineering principles (e.g. SOLID, design patterns, modularity, testability).Strong backend/API engineering experience, ideally in Python (e.g. ...

Senior Software Engineer (SDET, Python)

Location
Greater London, England, United Kingdom
frameworks, services, libraries, and automation platforms. Experience building and scaling automation solutions for large, complex systems. Deep understanding of software development fundamentals, including object-oriented design, clean code practices, software architecture, and testing strategies. Experience designing and operating CI/CD systems using tools such as Jenkins, GitHub ...

Senior Software Development Engineer in Test (SDET)

Hiring Organisation
Capco
Location
London, UK
Employment Type
Full-time
approved AI tools and automation to improve collaboration and engineering outcomes. What We're Looking ForStrong knowledge of at least one object-oriented programming language, such as Java, Scala, or JavaScript. Experience designing and building test automation frameworks using tools such as Selenium, Cypress, Playwright, or equivalent technologies. ...

Software Engineer

Location
Greater London, England, United Kingdom
understand, support and extend what you build. What you’ll bring Professional experience building software with C# and .NET. Strong fundamentals in object-oriented design, APIs, SQL, automated testing and debugging. Experience delivering medium-complexity features within an established architecture. A practical understanding of secure development, performance, reliability ...

Global Banking & Markets - Systems Engineer - Vice President - London London · United Kingdom · Vice President

Location
Greater London, England, United Kingdom
plus. 2+ years of professional experience in an SRE, Production Engineering, or a DevOps role. Hands-on experience with at least one object-oriented programming language (e.g., Java, C++) and a scripting language (e.g., Python, Bash). Excellent analytical and communication skills. Ability to multi-task and prioritise ...