1 to 25 of 84 API Design Jobs in the North West

server environment, contributing to both backend and frontend development while leveraging modern cloud technologies. Key Responsibilities Develop and maintain full-stack web applications using PHP and modern frontend technologies Design and implement scalable solutions in multi-server environments Work with AWS cloud services to build robust, distributed systems Optimize database performance and design efficient data structures Implement and … making Required Skills & ExperienceBackend Development 5+ years of PHP development experience Expert-level Laravel framework knowledge Strong understanding of full HTTP workflow in multi-server environments Experience with RESTful API design and implementation Proficiency in both MySQL and PostgreSQL databases System Administration & Infrastructure Working knowledge of Linux systems (command line, file permissions, process management) Hands-on experience with … CDN implementation Experience with containerization (Docker) and orchestration tools Frontend Development Proficiency in modern JavaScript (ES6+) Experience with frontend frameworks (React, Vue.js, or similar) Strong HTML5, CSS3, and responsive design skills Understanding of build tools and asset compilation General Requirements Strong problem-solving and analytical skills Experience with version control systems (Git) Knowledge of testing frameworks (PHPUnit, Jest, etc. More ❯

the opportunity to work in an Agile team, ensuring we meet our customer requirements and deliver impactful quality software. Using your technical skills, you will contribute to code reviews, design and implement complex solutions, and support the business strategy. Work in a team environment using Agile practices Develop and implement reliable, scalable technical software with AWS cloud services Work … Framework Proficient in front-end technologies such as HTML5, CSS3, JavaScript , and frameworks like React , Angular Experience with relational databases like SQL Server and NoSQL databases Knowledge of RESTful API design and development Familiarity with cloud platforms like Azure or AWS Education & Experience: Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical More ❯

possibility of extension Working hours: 40 hrs/week Role Overview Work directly with subject matter experts, Product owners. designers, technical leads and other architects to re-architect/design needs of next generation Gas and Power trading platform with modern technologies, consistent with business and technology strategies. Deep knowledge of energy trading and risk management processes across front … middle and back-office functionalities with an emphasis on physical trading. 1) Expert in designing the architecture of modern, bespoke Energy trading systems, including documenting and agreeing key design decisions and trade-offs across diverse stakeholders. 2) Perform requirement gathering, analysis and design across functional, non-functional technical, and operational domains. 3) Thought leader in respective domain, will … be the key advisor to delivery and design reviews. 4) Handling business changes and managing stakeholder expectations 5) Manage communication across multiple teams, vendors, and consulting staff 6) Knowledge of deal lifecycle Qualifications Key Skills 1) Strong functional understanding of physical trading preferably Gas and/or Power, ideally including complex contract optionality and portfolio and schedule optimization, Knowledge More ❯

possibility of extension Working hours: 40 hrs/week Role Overview Work directly with subject matter experts, Product owners. designers, technical leads and other architects to re-architect/design needs of next generation Gas and Power trading platform with modern technologies, consistent with business and technology strategies. Deep knowledge of energy trading and risk management processes across front … middle and back-office functionalities with an emphasis on physical trading. 1) Expert in designing the architecture of modern, bespoke Energy trading systems, including documenting and agreeing key design decisions and trade-offs across diverse stakeholders. 2) Perform requirement gathering, analysis and design across functional, non-functional technical, and operational domains. 3) Thought leader in respective domain, will … be the key advisor to delivery and design reviews. 4) Handling business changes and managing stakeholder expectations 5) Manage communication across multiple teams, vendors, and consulting staff 6) Knowledge of deal lifecycle Qualifications Key Skills 1) Strong functional understanding of physical trading preferably Gas and/or Power, ideally including complex contract optionality and portfolio and schedule optimization, Knowledge More ❯

possibility of extension Working hours: 40 hrs/week Role Overview Work directly with subject matter experts, Product owners. designers, technical leads and other architects to re-architect/design needs of next generation Gas and Power trading platform with modern technologies, consistent with business and technology strategies. Deep knowledge of energy trading and risk management processes across front … middle and back-office functionalities with an emphasis on physical trading. 1) Expert in designing the architecture of modern, bespoke Energy trading systems, including documenting and agreeing key design decisions and trade-offs across diverse stakeholders. 2) Perform requirement gathering, analysis and design across functional, non-functional technical, and operational domains. 3) Thought leader in respective domain, will … be the key advisor to delivery and design reviews. 4) Handling business changes and managing stakeholder expectations 5) Manage communication across multiple teams, vendors, and consulting staff 6) Knowledge of deal lifecycle Qualifications Key Skills 1) Strong functional understanding of physical trading preferably Gas and/or Power, ideally including complex contract optionality and portfolio and schedule optimization, Knowledge More ❯

December 2025 (Possibility of extension) Industry: Power and Gas Role Overview: Work directly with subject matter experts, Product owners. designers, technical leads and other architects to re-architect/design needs of next generation Gas and Power trading platform with modern technologies, consistent with business and technology strategies. Deep knowledge of energy trading and risk management processes across front … back-office functionalities with an emphasis on physical trading. What you will do: Expert in designing the architecture of modern, bespoke Energy trading systems, including documenting and agreeing key design decisions and trade-offs across diverse stakeholders. Perform requirement gathering, analysis and design across functional, non-functional technical, and operational domains. Thought leader in respective domain, will be … the key advisor to delivery and design reviews. Handling business changes and managing stakeholder expectations Manage communication across multiple teams, vendors, and consulting staff Knowledge of deal lifecycle What you will have: Strong functional understanding of physical trading preferably Gas and/or Power, ideally including complex contract optionality and portfolio and schedule optimization, Knowledge of Options modelling and More ❯

have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Key Responsibilities: Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical … Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to high-performing teams Familiarity with Agile (Scrum or Kanban), TDD, and pair programming practices Experience with CI/ More ❯

possibility of extension Working hours: 40 hrs/week Role Overview: Work directly with subject matter experts, product owners, designers, technical leads, and other architects to re-architect and design the next-generation Gas and Power trading platform using modern technologies, aligned with business and technology strategies. Deep knowledge of energy trading and risk management processes across front, middle … and back-office functionalities, with an emphasis on physical trading. Responsibilities include: Designing the architecture of modern, bespoke energy trading systems, documenting and agreeing on key design decisions and trade-offs with stakeholders. Gathering requirements, analysis, and design across functional, non-functional, technical, and operational domains. Serving as a thought leader and key advisor in design reviews. … options modeling and dependency graphs. Proficiency across architecture facets: Data: Knowledge of data modeling, real-time reporting, data migration, and reconciliation; familiarity with MongoDB. Technical: Experience with architecture and design patterns, AWS, C#/Java, Docker, Kubernetes, React, Terraform. Integration: Experience with real-time messaging, API design, batch techniques. Infrastructure and Operational: Knowledge of DevOps, CI/ More ❯

where problem solving is highly valued. Requirements: Commercial experience in C#/.NET Development Tech Stack: C#/.NET Core UI Development (WPF/XAML/MVVM) Entity Framework API Design & Development OOP SQL Git/TFS Desirable Skills: Docker Kubernetes CI/CD Android Azure DevOps Role Overview: Design & architecture of applications and user-facing applications More ❯

on the hunt for 2 experienced Senior Machine Learning Operation Engineers to join our Data Function. You'll play a significant role within our Data Function, working on the design and implementation of machine learning model engineering frameworks, solutions, and best practices. You'll be technically proficient in machine learning and its applications; you'll demonstrate an understanding of … skills Ability to diagnose and troubleshoot problems quickly Excellent problem-solving and analytic skills Powering the business with the right tools What's involved: You'll contribute to the design and implementation of Machine Learning Engineering standards and frameworks. You'll support model development, with an emphasis on auditability, versioning, and data security. You'll implement automated data science … model testing and validation. You'll assist in the optimisation of deployed ML model scoring code in production services. You'll assist in the design and implementation of data pipelines and engineering infrastructure to embed scaled machine learning solutions. You'll use CI/CD pipelines, manage the deployment and version management of large numbers of data science models More ❯

other internal and external systems that utilise a range of other technologies. Key responsibilities The key responsibilities of this role include but are not limited to the following tasks: Design and code clean, efficient and testable web-based applications and services. Take ownership of projects from project kick-off through to deployment and support. Troubleshoot and resolve technical problems … team. Be adaptable and flexible in your approach to work. Have knowledge and experience of: .NET Core C#, Typescript, JavaScript and SQL. React or similar frameworks. Understanding of RESTful API design principles. Git or other version control software. Microsoft Azure (desirable) Microsoft Dynamics 365 (desirable) Microsoft Power Platform (desirable) A legal right to work in the UK. Benefits More ❯

greenfield build. You'll be working closely with the CTO and product team to bring the new feature to life. The stack: Frontend: Vue3, TypeScript Backend: Node.js, PostgreSQL, Stripe API, GraphQL exposure, RESTful API design Infrastructure: Docker, AWS, CI/CD Pipelines What they need from you: 5+ years of full stack JavaScript experience with strong commercial … use of Vue and Node Ability to design, develop and document scalable APIs and microservices Comfortable integrating third-party services (Stripe experience essential) Experience managing PostgreSQL databases and designing relational data models Strong TypeScript fundamentals and ability to enforce typing and testing standards Familiar with containerised environments and deploying via AWS Confident in handling security, authentication and role-based More ❯

greenfield build. You'll be working closely with the CTO and product team to bring the new feature to life. The stack: Frontend: Vue3, TypeScript Backend: Node.js, PostgreSQL, Stripe API, GraphQL exposure, RESTful API design Infrastructure: Docker, AWS, CI/CD Pipelines What they need from you: 5+ years of full stack JavaScript experience with strong commercial … use of Vue and Node Ability to design, develop and document scalable APIs and microservices Comfortable integrating third-party services (Stripe experience essential) Experience managing PostgreSQL databases and designing relational data models Strong TypeScript fundamentals and ability to enforce typing and testing standards Familiar with containerised environments and deploying via AWS Confident in handling security, authentication and role-based More ❯

possibility of extension Working hours: 40 hrs/week Role Overview Work directly with subject matter experts, product owners, designers, technical leads, and other architects to re-architect/design the next generation Gas and Power trading platform using modern technologies, aligned with business and technology strategies. Deep knowledge of energy trading and risk management processes across front, middle … and back-office functionalities, with an emphasis on physical trading. Responsibilities include: Designing the architecture of modern, bespoke Energy trading systems, documenting and agreeing on key design decisions and trade-offs with stakeholders. Gathering requirements, analysis, and design across functional, non-functional, technical, and operational domains. Leading in domain expertise, advising on delivery and design reviews. Managing … in requirement gathering, analysis, and design. Thought leadership in energy trading domain. Ability to handle business changes and manage stakeholder expectations. Excellent communication skills. Technical skills include architecture and design patterns, AWS core services, programming (C#/Java), containerization (Docker, OpenShift, Kubernetes), web UI (React), and Infrastructure as Code (Terraform). Experience with integration techniques, real-time messaging, API More ❯

databases and distributed queue systems Guide development of our Nuxt (Vue 3) frontend with TypeScript and modern CSS frameworks Manage our React Native mobile app development and cross-platform API integration Ensure seamless integration between frontend, backend, and AI orchestration layers Lead our serverless and containerised deployment strategies across cloud providers Architect scalable compute solutions for both web applications … and AI workloads Manage multi-database architecture across relational and document stores Design fault-tolerant systems with automatic scaling and recovery capabilities Oversee CI/CD pipelines and comprehensive monitoring across all services Technical Leadership: Build and lead a team across full-stack development and AI engineering Establish best practices for cloud-native, multi-technology development environments Drive architectural … managed services (Bedrock, OpenAI) and self-hosted solutions Understanding of vector databases, embedding systems, and retrieval architectures Technical Expertise: Containerisation (Docker) and orchestration platforms (Kubernetes, ECS, or equivalent) Database design across SQL and NoSQL systems API design, microservices architecture, and distributed systems Cloud infrastructure management and infrastructure-as-code AI/ML model deployment, monitoring, and scaling More ❯

for delivering innovative new features on our flagship platform. You'll apply your polyglot skill-set to contribute across all aspects of the development lifecycle – from architectural analysis and design, data engineering, and back-end service development, to web-based UI development. You'll collaborate closely with other engineers, product owners, scrum masters, and business stakeholders to ensure a … Contribute towards sprint planning, keeping all active stories and tasks up-to-date. Attend daily stand-ups with the squad, providing updates and raising any blockers. Engage in architecture design for new features, ensuring a focus on security, scalability, and robustness. Ensure a consistent focus on software quality, performing collaborative code reviews and architecture reviews. Adopt and promote best … practices related to writing clean and reusable code such as TDD, BDD, pair programming and design patterns. Collaborate to build new features, design concepts and interactive UX prototypes. Stay abreast of emerging technology trends, researching and applying new ideas to how we build. Act as a mentor for peers and juniors, ensuring cross-pollination of skillset within the More ❯

core digital products. You will contribute to building and maintaining cutting-edge systems that blend automation with an exceptional user experience. Working within a collaborative team environment, you will: Design, develop, test, and maintain scalable .NET microservices that power the organisation's platforms and customer-facing applications. Work with cloud-based infrastructure, primarily AWS, utilising Infrastructure as Code (IaC … Proficiency in C# and .NET development. Familiarity with cloud platforms such as AWS or equivalent. Knowledge of CI/CD pipelines and DevOps practices. Preferred Skills: Experience in RESTful API design. Familiarity with front-end frameworks (e.g., React, or willingness to learn). Understanding of design principles such as SOLID and clean coding practices. Exposure to monitoring tools More ❯

superb engineering. Requirements: At least 5 years of professional Rust software development experience Strong understanding of Rust, memory management, STL containers, and algorithms Good knowledge of OOAD, architecture and design patterns, API design principles Hands-on experience with low-latency, multithreading, including race conditions, deadlocks, etc. Experience with PostgreSQL, particularly in handling large-scale datasets and optimizing … existing features and improve libraries and tools Ensure feature implementation meets client expectations Provide estimates and evaluate performance/quality trade-offs Participate in technical discussions for architecture and design solutions Contribute to architectural planning and refactoring Analyze and fix defects Report on status, results, and obstacles Conduct interviews Collaborate with engineers and team members, sharing knowledge and insights More ❯

to develop their skills on real-world projects alongside experienced engineers, designers, and product managers. Whether it’s developing new user-facing features, improving system performance, or contributing to API design, you’ll have the chance to make meaningful contributions from day one while learning best practices in software engineering. What You’ll Be Doing: Designing, developing, testing … Writing clean, maintainable code across both front-end and back-end systems Participating in code reviews, stand-ups, and sprint planning Collaborating with cross-functional teams including product and design Learning and applying best practices in version control, testing, and CI/CD Debugging and resolving issues, and contributing to continuous improvement Staying up to date with emerging tools More ❯

to develop their skills on real-world projects alongside experienced engineers, designers, and product managers. Whether it’s developing new user-facing features, improving system performance, or contributing to API design, you’ll have the chance to make meaningful contributions from day one while learning best practices in software engineering. What You’ll Be Doing: Designing, developing, testing … Writing clean, maintainable code across both front-end and back-end systems Participating in code reviews, stand-ups, and sprint planning Collaborating with cross-functional teams including product and design Learning and applying best practices in version control, testing, and CI/CD Debugging and resolving issues, and contributing to continuous improvement Staying up to date with emerging tools More ❯

Your responsibilities and tasks will include: Engage in all phases of application development, with a focus on coding and debugging in alignment with security standards throughout the entire lifecycle Design, build, and maintain efficient, reusable, and reliable code/APIs to support applications both for web and mobile Collaborate regularly in a cross-functional team made up of product … and related technologies Capable to use version control software such as GIT Knowledge of SOLID principles Knowledge of clean code practices Experience using web service protocols such as Rest, API design for extensibility and integration Experience debugging complex applications Experience with Agile development project management methodologies Database Development in SQL Server or NoSQL Databases Some familiarity of Docker More ❯

styles. You've used tools like React Testing Library, Vitest, and Playwright to write reliable, maintainable tests for front-end applications. You're well-versed in software architecture and API design, and capable of delivering secure, scalable, and high-performance systems. You understand development frameworks, tooling, and best practices across the stack. You apply software principles and design More ❯

experience in some of these, but if not we'll help you with them AWS Certification at Associate level eg Solution Architect, Developer or DevOps Expertise in microservices and API design Docker, and container runtime platforms such as Kubernetes, EKS, ECS etc Strong understand of operational concepts on AWS, particularly monitoring and observability, FinOps UtilisingCI/CD tools More ❯

experience in some of these, but if not we'll help you with them AWS Certification at Associate level eg Solution Architect, Developer or DevOps Expertise in microservices and API design Docker, and container runtime platforms such as Kubernetes, EKS, ECS etc Strong understand of operational concepts on AWS, particularly monitoring and observability, FinOps UtilisingCI/CD tools More ❯

CSS, and modern web frameworks. Experience with SQL Server or similar relational databases, and familiarity with testing frameworks. Knowledge of the Microsoft Azure platform, RESTful services, SOAP, and scalable API design. Knowledge of frameworks and libraries like Vue.js, React, JSON, XML, MVC, and jQuery will be beneficial. Exposure to Docker, Kubernetes, Helm Charts, messaging systems like Kafka or RabbitMQ. More ❯