176 to 200 of 583 Design Patterns Jobs in England

Treasury team in London. The firm operates at hedge fund scale with a start-up pace, focusing on building high-performance trading platforms. In this role, you will design and develop cutting-edge trading, funding, and liquidity management systems, working directly with traders and decision-makers in a live-market environment. Responsibilities: Architect and code resilient applications for … language, with integration into data platforms and tools. Engage directly with traders and treasury stakeholders during live situations, adapting to evolving requirements and delivering solutions on the fly. Design and optimise data pipelines for real-time and historical treasury data, ensuring accuracy and performance in analytics. … Work with operations teams to deploy, monitor, and scale systems, ensuring uptime and quick incident response. Identify technology gaps and inefficiencies, experimenting with new tools and design patterns to enhance speed and quality. Experience: 5-15 years of software engineering experience, ideally in Treasury or from a hedge fund/buy-side firm Expertise in Python for More ❯

Treasury team in London. The firm operates at hedge fund scale with a start-up pace, focusing on building high-performance trading platforms. In this role, you will design and develop cutting-edge trading, funding, and liquidity management systems, working directly with traders and decision-makers in a live-market environment. Responsibilities: Architect and code resilient applications for … language, with integration into data platforms and tools. Engage directly with traders and treasury stakeholders during live situations, adapting to evolving requirements and delivering solutions on the fly. Design and optimise data pipelines for real-time and historical treasury data, ensuring accuracy and performance in analytics. … Work with operations teams to deploy, monitor, and scale systems, ensuring uptime and quick incident response. Identify technology gaps and inefficiencies, experimenting with new tools and design patterns to enhance speed and quality. Experience: 5-15 years of software engineering experience, ideally in Treasury or from a hedge fund/buy-side firm Expertise in Python for More ❯

Treasury team in London. The firm operates at hedge fund scale with a start-up pace, focusing on building high-performance trading platforms. In this role, you will design and develop cutting-edge trading, funding, and liquidity management systems, working directly with traders and decision-makers in a live-market environment. Responsibilities: Architect and code resilient applications for … language, with integration into data platforms and tools. Engage directly with traders and treasury stakeholders during live situations, adapting to evolving requirements and delivering solutions on the fly. Design and optimise data pipelines for real-time and historical treasury data, ensuring accuracy and performance in analytics. … Work with operations teams to deploy, monitor, and scale systems, ensuring uptime and quick incident response. Identify technology gaps and inefficiencies, experimenting with new tools and design patterns to enhance speed and quality. Experience: 5-15 years of software engineering experience, ideally in Treasury or from a hedge fund/buy-side firm Expertise in Python for More ❯

Treasury team in London. The firm operates at hedge fund scale with a start-up pace, focusing on building high-performance trading platforms. In this role, you will design and develop cutting-edge trading, funding, and liquidity management systems, working directly with traders and decision-makers in a live-market environment. Responsibilities: Architect and code resilient applications for … language, with integration into data platforms and tools. Engage directly with traders and treasury stakeholders during live situations, adapting to evolving requirements and delivering solutions on the fly. Design and optimise data pipelines for real-time and historical treasury data, ensuring accuracy and performance in analytics. … Work with operations teams to deploy, monitor, and scale systems, ensuring uptime and quick incident response. Identify technology gaps and inefficiencies, experimenting with new tools and design patterns to enhance speed and quality. Experience: 5-15 years of software engineering experience, ideally in Treasury or from a hedge fund/buy-side firm Expertise in Python for More ❯

Treasury team in London. The firm operates at hedge fund scale with a start-up pace, focusing on building high-performance trading platforms. In this role, you will design and develop cutting-edge trading, funding, and liquidity management systems, working directly with traders and decision-makers in a live-market environment. Responsibilities: Architect and code resilient applications for … language, with integration into data platforms and tools. Engage directly with traders and treasury stakeholders during live situations, adapting to evolving requirements and delivering solutions on the fly. Design and optimise data pipelines for real-time and historical treasury data, ensuring accuracy and performance in analytics. … Work with operations teams to deploy, monitor, and scale systems, ensuring uptime and quick incident response. Identify technology gaps and inefficiencies, experimenting with new tools and design patterns to enhance speed and quality. Experience: 5-15 years of software engineering experience, ideally in Treasury or from a hedge fund/buy-side firm Expertise in Python for More ❯

teams, Senior Data Engineers provide strong development leadership and take responsibility for significant technical components of data systems. You will work within a multi-skilled agile team to design and develop large scale data processing software to meet user needs in demanding production environments.YOUR RESPONSIBILITIES WILL INCLUDE:• Working to develop data processing software primarily for deployment in Big … Data technologies. The role encompasses the full software lifecycle including design, code, test and defect resolution.• Working with Architects and Lead Engineers to ensure the software supports non-functional needs.• Collaborating with colleagues to resolve implementation challenges and ensure code quality and maintainability remains high. Leads by example in code quality.• Working with operations teams to ensure operational … solutions and deploying into a production environment• Proficient in SQL and SQL extensions for analytical queries• Solid understanding of ETL/ELT data processing pipelines and design patterns• Aware of key features and pitfalls of distributed data processing frameworks, data stores and data serialisation formats• Able to write quality, testable code and has experience of automated testing More ❯

Senior Software Developer | £85,000 | London | Financial Services Overview: A leading financial services organisation is seeking a Senior Software Developer to drive the design, development, and delivery of critical technology solutions across its operations. This high-impact role sits at the heart of business transformation, focused on building scalable systems to support reporting, compliance, and operational efficiency.The successful … candidate will combine hands-on technical expertise with strong business acumen, driving the development of innovative solutions to support complex, enterprise-scale systems. Role & Responsibilities: Lead the design and delivery of enterprise applications and reporting systems Develop tools for dashboards, analytics, and operational monitoring Build and maintain APIs, data pipelines, and automation for business processes Implement scalable solutions … and data quality Enhance and integrate commercial off-the-shelf (COTS) platforms where required Collaborate with business stakeholders to gather requirements and deliver tailored solutions Define design patterns, development standards, and quality controls Lead and mentor developers, managing performance and growth Contribute to technology strategy, promoting innovation and best practices Essential Skills & Experience: 8+ years in software More ❯

Senior Software Developer | £85,000 | London | Financial Services Overview: A leading financial services organisation is seeking a Senior Software Developer to drive the design, development, and delivery of critical technology solutions across its operations. This high-impact role sits at the heart of business transformation, focused on building scalable systems to support reporting, compliance, and operational efficiency. The … successful candidate will combine hands-on technical expertise with strong business acumen, driving the development of innovative solutions to support complex, enterprise-scale systems. Role & Responsibilities: Lead the design and delivery of enterprise applications and reporting systems Develop tools for dashboards, analytics, and operational monitoring Build and maintain APIs, data pipelines, and automation for business processes Implement scalable … and data quality Enhance and integrate commercial off-the-shelf (COTS) platforms where required Collaborate with business stakeholders to gather requirements and deliver tailored solutions Define design patterns, development standards, and quality controls Lead and mentor developers, managing performance and growth Contribute to technology strategy, promoting innovation and best practices Essential Skills & Experience: 8+ years in software More ❯

working in an Agile framework operating a CI/CD DevOps approach Thorough understanding of TDD and BDD techniques including Gerkin, Cucumber syntax Understanding of Automated design patterns - Page Object Model; Factory Design Pattern, FaçadePattern, Singleton Pattern Significant experience of following tools: - Selenium & Serenity Automation framework; TestNG; Junit; LoadRunner/Performance Centre; JMeter; Integrating test More ❯

resolve client challenges, providing guidance to junior members of the development team on project work, and driving continuous improvement of technical practises across the organisation. RESPONSIBILITIES To architect, design, and implement complex software systems, ensuring scalability, performance, and reliability. Determining the structure … and design of web pages, optimising for speed and scalability. Maintaining high quality code. Identifying and resolving coding problems. Adapting architectural designs and implementing design patterns to support solution development. Identifying and rectifying security weaknesses within project solutions, ensuring source code, configuration, and systems are kept secure. Line management of offshore team members, ensuring alignment … EXPERIENCE Experience operating as a full stack developer. Experience in designing and developing Responsive web apps. Experience in designing and developing RESTful API web services. Understanding of key design principles. Experience with object-oriented development. Proficiency with the C# server-side language. Proficiency with the .Net server-side framework. Proficiency with fundamental front-end languages such as HTML More ❯

resolve client challenges, providing guidance to junior members of the development team on project work, and driving continuous improvement of technical practises across the organisation. RESPONSIBILITIES To architect, design, and implement complex software systems, ensuring scalability, performance, and reliability. Determining the structure … and design of web pages, optimising for speed and scalability. Maintaining high quality code. Identifying and resolving coding problems. Adapting architectural designs and implementing design patterns to support solution development. Identifying and rectifying security weaknesses within project solutions, ensuring source code, configuration, and systems are kept secure. Line management of offshore team members, ensuring alignment … EXPERIENCE Experience operating as a full stack developer. Experience in designing and developing Responsive web apps. Experience in designing and developing RESTful API web services. Understanding of key design principles. Experience with object-oriented development. Proficiency with the C# server-side language. Proficiency with the .Net server-side framework. Proficiency with fundamental front-end languages such as HTML More ❯

development team, including code reviews, mentoring and ensuring the platform coding standards are being adhered to. Ensure that development processes and technologies are up-to-date Document software design, code, and test procedures Participate in the estimation of software projects and lead the planning and scheduling of projects. Mentor junior members of the team and support their professional … single-page applications using HTML, CSS, JavaScript , and modern JavaScript frameworks Familiarity with TypeScript , ES standards , and NoSQL databases is a plus Solid grasp of OOP , design patterns , and software architecture Experience with message brokers , Git , and Agile development Exposure to TDD or similar testing practices Attention to detail, especially in UX/UI What You'll More ❯

development team, including code reviews, mentoring and ensuring the platform coding standards are being adhered to. Ensure that development processes and technologies are up-to-date Document software design, code, and test procedures Participate in the estimation of software projects and lead the planning and scheduling of projects. Mentor junior members of the team and support their professional … single-page applications using HTML, CSS, JavaScript , and modern JavaScript frameworks Familiarity with TypeScript , ES standards , and NoSQL databases is a plus Solid grasp of OOP , design patterns , and software architecture Experience with message brokers , Git , and Agile development Exposure to TDD or similar testing practices Attention to detail, especially in UX/UI What You'll More ❯

development team, including code reviews, mentoring and ensuring the platform coding standards are being adhered to. Ensure that development processes and technologies are up-to-date Document software design, code, and test procedures Participate in the estimation of software projects and lead the planning and scheduling of projects. Mentor junior members of the team and support their professional … single-page applications using HTML, CSS, JavaScript , and modern JavaScript frameworks Familiarity with TypeScript , ES standards , and NoSQL databases is a plus Solid grasp of OOP , design patterns , and software architecture Experience with message brokers , Git , and Agile development Exposure to TDD or similar testing practices Attention to detail, especially in UX/UI What You'll More ❯

development team, including code reviews, mentoring and ensuring the platform coding standards are being adhered to. Ensure that development processes and technologies are up-to-date Document software design, code, and test procedures Participate in the estimation of software projects and lead the planning and scheduling of projects. Mentor junior members of the team and support their professional … single-page applications using HTML, CSS, JavaScript , and modern JavaScript frameworks Familiarity with TypeScript , ES standards , and NoSQL databases is a plus Solid grasp of OOP , design patterns , and software architecture Experience with message brokers , Git , and Agile development Exposure to TDD or similar testing practices Attention to detail, especially in UX/UI What You'll More ❯

call support on a rotation basis Skills and experience Excellent PHP language skills Excellent Symfony v6+ knowledge and experience Excellent knowledge of Symfony components and their design patterns: Service Container, Dependency Injection, Cache (APCu/Redis/Memcache), Service Locators, Compiler Passes, Bundles, Console Excellent knowledge and experience of developing horizontally scaling and highly available solutions Excellent … Experience using Serverless Framework or alternatively ECS Excellent SQL knowledge especially optimisation and indexes Experience with Galera Cluster Experience designing well-documented API contracts as part of the design process Experience with Elasticsearch querying Experience using GitHub Actions and Copilot AI Excellent problem-solving skills Experience using AI tooling such as GitHub Copilot and Claude Code Experience working More ❯

call support on a rotation basis Skills and experience Excellent PHP language skills Excellent Symfony v6+ knowledge and experience Excellent knowledge of Symfony components and their design patterns: Service Container, Dependency Injection, Cache (APCu/Redis/Memcache), Service Locators, Compiler Passes, Bundles, Console Excellent knowledge and experience of developing horizontally scaling and highly available solutions Excellent … Experience using Serverless Framework or alternatively ECS Excellent SQL knowledge especially optimisation and indexes Experience with Galera Cluster Experience designing well-documented API contracts as part of the design process Experience with Elasticsearch querying Experience using GitHub Actions and Copilot AI Excellent problem-solving skills Experience using AI tooling such as GitHub Copilot and Claude Code Experience working More ❯

call support on a rotation basis Skills and experience Excellent PHP language skills Excellent Symfony v6+ knowledge and experience Excellent knowledge of Symfony components and their design patterns: Service Container, Dependency Injection, Cache (APCu/Redis/Memcache), Service Locators, Compiler Passes, Bundles, Console Excellent knowledge and experience of developing horizontally scaling and highly available solutions Excellent … Experience using Serverless Framework or alternatively ECS Excellent SQL knowledge especially optimisation and indexes Experience with Galera Cluster Experience designing well-documented API contracts as part of the design process Experience with Elasticsearch querying Experience using GitHub Actions and Copilot AI Excellent problem-solving skills Experience using AI tooling such as GitHub Copilot and Claude Code Experience working More ❯

call support on a rotation basis Skills and experience Excellent PHP language skills Excellent Symfony v6+ knowledge and experience Excellent knowledge of Symfony components and their design patterns: Service Container, Dependency Injection, Cache (APCu/Redis/Memcache), Service Locators, Compiler Passes, Bundles, Console Excellent knowledge and experience of developing horizontally scaling and highly available solutions Excellent … Experience using Serverless Framework or alternatively ECS Excellent SQL knowledge especially optimisation and indexes Experience with Galera Cluster Experience designing well-documented API contracts as part of the design process Experience with Elasticsearch querying Experience using GitHub Actions and Copilot AI Excellent problem-solving skills Experience using AI tooling such as GitHub Copilot and Claude Code Experience working More ❯

call support on a rotation basis Skills and experience Excellent PHP language skills Excellent Symfony v6+ knowledge and experience Excellent knowledge of Symfony components and their design patterns: Service Container, Dependency Injection, Cache (APCu/Redis/Memcache), Service Locators, Compiler Passes, Bundles, Console Excellent knowledge and experience of developing horizontally scaling and highly available solutions Excellent … Experience using Serverless Framework or alternatively ECS Excellent SQL knowledge especially optimisation and indexes Experience with Galera Cluster Experience designing well-documented API contracts as part of the design process Experience with Elasticsearch querying Experience using GitHub Actions and Copilot AI Excellent problem-solving skills Experience using AI tooling such as GitHub Copilot and Claude Code Experience working More ❯

technology platform that powers the insurance industry. They are the #1 technology platform helping insurers, brokers, and MGAs streamline operations with smart, scalable solutions. What You’ll Do: Design, develop and test new features in the applications. Bug-fix functionality. Collaboration with a talented team to deliver high-quality, reliable code. Take ownerships of software projects using C#. … with software design and OOD methodologies. Familiarity with Relational Databases and SQL. Experience with ORM frameworks (EntityFramework.Core). Strong in Object Oriented Programming, MVC , Design patterns and SOLID principles. Knowledge of Source Control Systems (git). Experience with Web services development (REST) is desirable. Bonus points if you know Docker, Kubernetes and Microsoft Azure. Familiarity More ❯

Technical Architect - Defence Engineering Are you a hands-on technical leader who loves solving complex engineering challenges? ?? This is an opportunity to take ownership of high-level design and architecture across some of the UK's most advanced defence technology - working at the forefront of innovation in real-time, safety-critical systems. You'll work alongside specialists in … software architecture across complex embedded and real-time systems Collaborate with cross-discipline teams to ensure system performance and integrity Lead technical reviews, mentor developers, and influence key design decisions Apply model-based design and architecture principles to deliver modular, reusable solutions Contribute to technology strategy, tools, and methods - shaping how engineering is done What you … bring ?? Strong background in software design and development (C/C++ or similar) Experience in real-time or safety-critical environments Deep understanding of design patterns, abstraction layers, and architecture principles Confident communicator, able to mentor, influence and collaborate effectively Exposure to model-based engineering tools or methods (e.g. UML, SysML, Rhapsody, Enterprise Architect) What More ❯

job in the description below. Are you a hands-on technical leader who loves solving complex engineering challenges? This is an opportunity to take ownership of high-level design and architecture across some of the UK's most advanced defence technology - working at the forefront of innovation in real-time, safety-critical systems. You'll work alongside specialists … software architecture across complex embedded and real-time systems Collaborate with cross-discipline teams to ensure system performance and integrity Lead technical reviews, mentor developers, and influence key design decisions Apply model-based design and architecture principles to deliver modular, reusable solutions Contribute to technology strategy, tools, and methods - shaping how engineering is done What you … bring Strong background in software design and development (C/C++ or similar) Experience in real-time or safety-critical environments Deep understanding of design patterns, abstraction layers, and architecture principles Confident communicator, able to mentor, influence and collaborate effectively Exposure to model-based engineering tools or methods (e.g. UML, SysML, Rhapsody, Enterprise Architect) What More ❯

stack. If you thrive in an environment that values technical excellence, collaboration, and continuous learning, please drop me a line. You will play a crucial role in the design, development, and deployment of robust and scalable software solutions. Your responsibilities will include: Developing, testing, and deploying high-quality code primarily using Java and Spring Boot . Designing and … EC2, S3, Lambda, RDS). Familiarity with JavaScript for front-end development. Experience with relational and/or NoSQL databases. Solid understanding of software development principles, design patterns, and agile methodologies. Experience with Python is a significant advantage. Familiarity with containerization technologies (e.g., Docker, Kubernetes). Experience with CI/CD pipelines. Please send me your CV More ❯

engineering team. This is a hands-on technical leadership role with high visibility and impact across the organization. You’ll work on large-scale systems, contributing to the design and development of modern, scalable, cloud-native .NET applications. You'll collaborate closely with platform teams, influence tech strategy, mentor engineers, and help evolve systems that serve both public … .NET Core, ASP.NET Cloud experience with AWS (Lambda, DynamoDB) or Azure + DevOps Proficiency with IaC tools like Terraform Strong grasp of modern dev methodologies and design patterns Exposure to containerization and CI/CD tooling Bonus: Familiarity with Go, Python, React, TypeScript, Node.js 🗺️ Location : Hybrid – 2 days a week in London This is a high-impact More ❯