1 to 25 of 45 Design Patterns Jobs in the City of London

events and stadiums to education, retail, and public sector projects. With more than 450 professionals across 15 countries, we combine global expertise with local insight to deliver strategy, design, and operational services that drive innovation, engagement, and growth. We’re now seeking a Solutions Architect to join our London based EMEA team. This role is a unique opportunity … relationships with business and technical teams to ensure adoption and success of solutions. Support business development initiatives by participating in client workshops, proposals, pitches and presentations. Solution Architecture & Design: Design solutions across cloud platforms, applications, and integrations … ensuring alignment with business strategy and best practice. Deliver clear architectural documentation, diagrams, and roadmaps to guide implementation teams. Contribute to PMY’s architecture standards, reusable design patterns, and governance frameworks. Technical Leadership & Delivery: Provide technical leadership during solution delivery, ensuring adherence to design principles. Collaborate with internal teams, partners, and vendors to integrate platforms More ❯

to Agile ceremonies and collaborate on sprint planning, coding, testing, and reviews · Implement Infrastructure as Code (IaC) and CI/CD pipelines with Azure DevOps · Apply design patterns, best practices, and the Well-Architected Framework to improve performance · Act as an individual contributor, delivering hands-on development and analysis Mandatory Skills You’ll bring expertise in: · Full … .NET Core backend, Angular/React frontend) · Azure DevOps CI/CD pipelines and YAML configuration · Unit testing frameworks for .NET applications · Agile methodology and cloud design patterns · Azure services (minimum of 3) such as App Services, Azure Functions, Cosmos DB, or Event Grid Desirable Skills Ideally, you’re also experienced in: · Azure Bicep and Infrastructure as … Code · Cost optimization in Azure environments · Microservices architecture and containerization · Well-Architected Framework and design best practices Equal Opportunities Wipro is an advocate for positive change and conscious inclusion. As a global employer, we strive to create a diverse Wipro family by remaining committed to the development of our culture, diversity, equality, and inclusion in the workplace. All More ❯

you ll play a key part in ensuring the reliability, security, and scalability of complex systems while collaborating with talented teams across development, QA, and operations. Key Responsibilities Design and develop scalable, high-performance solutions on AWS with a focus on robust architecture and efficient code. Continuously monitor and optimise AWS resources for performance, security, and cost efficiency. … standards across all AWS environments. Troubleshoot and resolve complex technical issues as part of incident response efforts. Maintain detailed documentation of architectures, configurations, and processes. Apply design patterns to ensure code reusability and maintainability. Develop and execute unit tests, following test-driven development (TDD) principles. Translate business requirements into technical deliverables to meet project goals. Key Skills … other languages such as Go is also welcome. Excellent problem-solving and troubleshooting skills. Strong communication and collaboration abilities, working effectively in Agile teams. Knowledge of design patterns, coding standards, and best practices. Experience with unit testing frameworks and TDD methodologies. AWS Certification (or equivalent) is highly desirable. What s on Offer Fully remote working from anywhere More ❯

We’re partnering with a leading FinTech company based in London to find an exceptional contractor who thrives in backend development. As a Senior .NET Engineer, you’ll design, develop, and optimise backend solutions for complex financial applications. You'll work in a collaborative environment, ensuring the delivery of scalable and secure solutions for critical FinTech projects. This … maintain backend applications using C#, .NET, and Azure. Leverage Microsoft SQL Server services (database, integration services, reporting services) and write complex T-SQL stored procedures. Implement design patterns such as Factory, Adapter, and Chain of Responsibility to ensure clean and maintainable code. Utilise Object Relational Mappers (ORMs) like Entity Framework for efficient database interaction. Work with Test … cloud technologies. Hands-on experience with Microsoft SQL Server services (database, integration services, reporting services). Advanced knowledge of T-SQL, including stored procedures. Familiarity with design patterns (e.g., Factory, Adapter, Chain of Responsibility). Experience with Object Relational Mappers (ORMs) like Entity Framework. Understanding of Test Driven Development (TDD) practices. Nice-to-Have Skills: Experience with More ❯

Designer, Mobile, B2C, Marketplace | London, Hybrid, UK Remote (Or 1 Day Hybrid from London) | Up to £85,000 We’re seeking a Senior UI Designer to join the Design System team on a 12-month fixed-term contract. This role focuses on shaping and evolving the company’s design language across web and mobile platforms (iOS … Day Hybrid from London) | Up to £85,000 Contribute to the ongoing evolution of the company’s design system — creating, maintaining, and documenting reusable UI components and patterns for use across digital platforms. Deliver pixel-perfect, production-ready UI with a focus on usability, accessibility, and brand identity. Collaborate closely with product designers, engineers, and product managers … to ensure design components are functional, scalable, and easy to implement. Identify opportunities to streamline workflows and standardise design patterns to improve product development efficiency. Champion system-led design consistency across web and native platforms. Design engaging UI elements, transitions, and microinteractions that enhance the user experience. Optimise designs for multiple More ❯

API-first mindset and clean coding practices 🧪 Knowledge of Agile, peer reviews, pair programming, and test-driven development 📐 Understanding of software design principles (SOLID, design patterns, etc.) 🎯 Experience turning stakeholder needs into scalable solutions 🎁 Perks & Benefits: 💰 Salary Up to £95k 🏡 Hybrid work setup (2 days onsite) 🏥 Private Health Insurance 💵Pension Scheme If you’re ready More ❯

deploy, and monitor solutions using AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, Dynamo, S3 etc.) Integrate APIs into CI/CD pipelines using Azure DevOps, Github workflows Design, deploy, and manage applications tailored to business needs, while customizing platforms and overseeing the full API lifecycle using Apigee Edge and X. Drive API strategy execution, provide technical support … Ability to generate custom analytics reports for API consumption and errors Implementation of API security and access control (OAuth, API keys, JWT, etc.) Familiarity with API design patterns, best practices, and performance optimization Excellent collaboration and communication skills Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to More ❯

Good understanding of Security management, Caching techniques, and Cloud technologies. Experience contributing to the architecture and design of new or current applications (micro frontends, design patterns, reliability, scaling, automation). Rewards & Benefits TCS is consistently voted a Top Employer in the UK and globally. Our competitive salary packages feature pension, health care, life assurance, laptop More ❯

monitor solutions using Apigee or AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, Dynamo, S3 etc.) Integrate APIs into CI/CD pipelines using Azure DevOps, Github workflows Design, deploy, and manage applications tailored to business needs, while customizing platforms and overseeing the full API lifecycle using Apigee Edge and X. Drive API strategy execution, provide technical support … Automate upgrade workflows using CI/CD pipelines and infrastructure-as-code tools. Infrastructure & DevOps: Hands-on experience with Terraform and Ansible for infrastructure provisioning and configuration management. Design and manage Azure DevOps CI/CD pipelines for secure and efficient software delivery. Deploy microservices using AWS ECS, ECR, and Fargate, ensuring secure and scalable architecture. Development & Containerization … on experience with Docker for containerizing applications and managing secure container environments. API Management & Analytics: Strong knowledge of Apigee or similar API Management platforms. Implement API design patterns, performance optimization, and custom analytics reporting for API consumption and error tracking. System Architecture: Deep understanding of build and deployment methodologies for distributed systems. Experience with enterprise-grade applications More ❯

API-first mindset and clean coding practices 🧪 Knowledge of Agile, peer reviews, pair programming, and test-driven development 📐 Understanding of software design principles (SOLID, design patterns, etc.) 🎯 Experience turning stakeholder needs into scalable solutions 🎁 Perks & Benefits: 💰 Salary Up to £95k 🏡 Hybrid work setup (2 days onsite) 🏥 Private Health Insurance 💵Pension Scheme If you’re ready 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 ❯

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 ❯

monitor cloud solutions using AWS services (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3). Integrate APIs into CI/CD pipelines using Azure DevOps and GitHub workflows. Design and manage applications using Apigee Edge and X, overseeing the full API lifecycle, driving strategy, and enhancing integrations with analytics. Enforce security best practices, manage API access (OAuth, API … microservices with AWS ECS, ECR, and Fargate. Proficient in Python, Node.js, and Docker for building and containerizing secure, scalable applications. Strong knowledge of API management, including design patterns, performance tuning, and analytics. Solid understanding of distributed systems and enterprise application architecture with a focus on reliability and security. You will need to be eligible to go through 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 ❯

Senior Software Developer | £100,000 | 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 ❯

C# Developer role at a global Asset Manager with c$3 million under management. As a Senior C# Developer within the trading engine team you'll collaborate to design and develop real-time trading systems, you'll often be collaborating with he strategy team on Greenfield projects which you'll take ownership of and will see the business … strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree educated in Computer Science or similar technical discipline What's in it for More ❯

team, building intuitive, high-impact web applications that bring complex data to life. Working with cutting-edge technologies like React and TypeScript , you’ll collaborate closely with product, design, and data science teams to shape interfaces that define the future of shipping intelligence. This is a hands-on technical role that blends creativity, collaboration, and engineering excellence, ideal …/JavaScript, HTML, and CSS . A strong appreciation for UI/UX design and a passion for delivering exceptional user experiences. Understanding of Design Patterns and SOLID principles . Experience building and consuming RESTful APIs . Familiarity with Agile/SCRUM methodologies and modern CI/CD practices. Why Join? Bootstrapped success story - with … in shipping management. Fresh from a £100m AI start-up exit , they’re focusing all their attention on this next big venture. This is an outstanding opportunity to design and deliver the front-end of a platform that’s redefining how businesses interact with data. If you’re a passionate engineer who loves solving complex problems through clean More ❯

demonstrate high-quality software development expertise, responsible for developing a secure, high-performance code. You will be confident with the software development life cycle (SDLC) from preliminary system design through to development, onto tests and deployment. We want someone who is passionate and remains curious, always asking why, and why not, and not afraid to have a voice. … Lastly, we want you to get to know the three pillars of our culture: ambition, accountability, and impact – to live and breathe it. Objectives (6-12 months) Software Design and Development Take new feature documentation and tickets from the Product Team and develop high quality code, often leading the implementation of the feature ready for testing. Work with … well-structured code. Understand Object Orientated software development principles such as inheritance and polymorphism. Knowledge of the software development process and related technologies. Good knowledge of Design Patterns, Software Engineering Principles and Best Practice Knowledge of configuring and supporting Dynamics CRM including writing custom code is a benefit. You Confident managing multiple projects, ensuring timely delivery of More ❯

scalable, high-performance web applications that bring complex data to life. Working across both frontend (React, TypeScript) and backend (.NET Core, C#) technologies, you’ll collaborate with product, design, and data science teams to create seamless, intelligent solutions that define the future of shipping analytics. This is a hands-on engineering role that combines deep technical problem-solving … web applications. Strong proficiency with React, TypeScript/JavaScript, HTML, and CSS . Proven experience with C#, .NET Core , and SQL-based databases . Understanding of Design Patterns and SOLID principles . Experience designing and consuming RESTful APIs . Familiarity with Azure or other cloud platforms and configuration management. Experience with Agile/SCRUM methodologies and modern … in shipping management. Fresh from a £100m AI start-up exit , they’re focusing all their attention on this next big venture. This is an outstanding opportunity to design and deliver the front-end of a platform that’s redefining how businesses interact with data. If you’re a passionate engineer who loves solving complex problems through clean More ❯

platforms (e.g., Bloomberg, Tradeweb) Understanding of financial markets, particularly Rates and Credit bonds/derivatives Oustanding experience and knowledge with ION platform Expertise in object-oriented design patterns and SOLID principles Experience with functional programming concepts. Proven track record in Agile development environments Excellent problem-solving and analytical skills Experience with Spring Framework and RESTful API Cloud More ❯

of technical and soft skills: Proficiency in Java and its ecosystems, including frameworks like Spring, Hibernate, and Java EE. Strong understanding of Object-Oriented Programming (OOP) principles and design patterns. Familiarity with RESTful APIs , JDBC , and MVC architecture . Experience with build tools like Maven or Gradle and version control systems like Git . More ❯

seeking a Shopify Theme Developer with deep technical expertise in Shopify platform development and Hydrogen (React-based headless framework) to build scalable, high-performance eCommerce solutions. Key Responsibilities Design, develop, and maintain Shopify-based eCommerce solutions , including Hydrogen storefronts. Build and optimize headless commerce architectures integrated with OMS, IMS, WMS, and payment systems. Develop and manage large-scale … distributed services and APIs. Implement modern development practices , including CI/CD pipelines (Jenkins) and TDD. Collaborate with cross-functional teams to design scalable, secure, and high-performing systems. Continuously improve automation, testing, and deployment processes. Required Skills & Experience 6+ years of professional software development experience. Strong Shopify expertise – including Hydrogen and Liquid frameworks. … Proven experience building end-to-end eCommerce technology solutions . Proficiency in JavaScript, TypeScript, React, Node.js, Python, Ruby, HTML5, CSS3, and Bootstrap . Solid understanding of design patterns, APIs, and webhooks . Experience with agile development methodologies and Test Driven Development (TDD) . Familiarity with Jenkins CI/CD pipelines and automated deployment processes. If you would More ❯

in London, Shanghai and Thessaloniki. Technically, you will have knowledge of J2SE programming, understanding of web architectures and databases. Your knowledge/experience in Java will include software design principles and familiarity with algorithms and data structures. What experience you'll have ● Database knowledge (SQL, schema design) ● Java ● Some knowledge of JavaScript and Node.js ● HTTP ● Json … Ability to own projects, work both independently and in a team, with rapidly changing priorities ● Core knowledge of algorithms and data structures ● Understanding of common OO design patterns ● Understanding of automation through Selenium, Puppeteer or similar What you might have in addition ● Computer Science background or degree ● Commercial core Java experience ● Experience of working in a fast More ❯

Mendix Solution Architect Are you a Mendix or Low Code subject matter expert? Do you want a role where you can lead, design and inspire, while working on projects that make a real impact? This leading Financial Services brand is seeking someone highly skilled in Mendix, an A-player, who can work with the business to turn business … requirements into robust Mendix solutions. In this challenging role, you will use your skills to lead the design and implementation of scalable, secure, and high-performing applications. You will join a growing Mendix team that is already supporting thousands of internal users and external customers. The team have built a wide portfolio of solutions, with projects ranging from … from concept to deployment – ensuring best practice, performance, and security every step of the way. You will: Own and define the architecture of Mendix solutions – from design patterns to integrations Translate business needs into robust, scalable Mendix applications Mentor developers, review code, and champion quality Integrate Mendix with enterprise platforms (e.g. Salesforce, SAP, Dynamics) via REST, SOAP More ❯

Aura, LWC, and OmniStudio to deliver scalable, upgradeable, and low-technical-debt applications. Integration – Design and implement secure, high-performing integrations with APIs, middleware, and event-driven patterns to ensure seamless data flow and system interoperability. DevOps & Automation – Apply branching strategies, CI/CD pipelines, test automation, and 2GP packaging to enable efficient, repeatable, and low-risk … in Salesforce DevOps (Salesforce DX, CI/CD pipelines, 2GP packaging). Skilled in SOQL/SOSL optimisation and scalable data modelling. Strong grasp of Salesforce design patterns, component-based development, and secure coding practices. UI/UX development aligned with accessibility standards (WCAG) and responsive design. Advanced version control (Git) and deployment tools (Salesforce DX, Copado More ❯