426 to 450 of 463 Permanent API Design Jobs

at Lam, you will be at the forefront of innovation by designing, developing, and troubleshooting, and debugging software programs. Your role is pivotal in developing software tools that support design, infrastructure, and technology platforms. Your expertise will determine hardware compatibility and influence design, ensuring seamless integration between software and hardware. In this role, you'll make an impact … across Lam's entire product portfolio of equipment working within our centralized software engineering team, collaborating with some of the brightest minds in the industry. What you'll do Design, develop, troubleshoot, and debug software programs for our industrial machine controls applications. Write efficient, reliable code in C/C++ for computer devices, as well as interfaces, ensuring functionality … Profil Master's or Bachelor's degree in computer engineering, electronics, or similar relevant engineering disciplines with 3+years of working experience. Very good coding skills in modern C++, including API design, object-oriented and functional programming, as well as component-level software architecture. Familiar with network, serial device control, and IO control systems. Furthermore, you have a clear More ❯

and verbal), anticipate potential objections and persuade others to adopt the most appropriate view. Banking (retail) experience is preferred Experience of working in a highly regulated environment. Exposure to API design strategies both for internal and external customer usage Exposure to Cloud technologies. AWS Solution Architect certification - foundation level or higher Experience of working with service management teams More ❯

University of the Arts London (UAL) is a world-leading creative University for teaching and research in art, design, fashion, communication and performing arts. UAL is made up of six renowned colleges and hosts several centres and institutes that further the University’s mission and social purpose, through the students and ideas we send out into the world and … and Data team, which plays a critical leadership role in shaping and delivering University of the Arts London’s enterprise integration strategy. This role is responsible for driving an API-first approach to system integration, ensuring that UAL’s digital platforms are seamlessly connected, scalable, and aligned with strategic priorities. You will lead a team of integration architects and … developers, overseeing the design, development, and optimisation of APIs that support business outcomes and enhance user experience. This includes managing the full lifecycle of integration services from strategy and architecture to delivery and operational support. The role requires close collaboration with internal stakeholders across Digital & Technology, academic colleges, and external partners to ensure integration solutions are robust, secure, and More ❯

University of the Arts London (UAL) is a world-leading creative University for teaching and research in art, design, fashion, communication and performing arts. UAL is made up of six renowned colleges and hosts several centres and institutes that further the University's mission and social purpose, through the students and ideas we send out into the world and … and Data team, which plays a critical leadership role in shaping and delivering University of the Arts London's enterprise integration strategy. This role is responsible for driving an API-first approach to system integration, ensuring that UAL's digital platforms are seamlessly connected, scalable, and aligned with strategic priorities. You will lead a team of integration architects and … developers, overseeing the design, development, and optimisation of APIs that support business outcomes and enhance user experience. This includes managing the full life cycle of integration services from strategy and architecture to delivery and operational support. The role requires close collaboration with internal stakeholders across Digital & Technology, academic colleges, and external partners to ensure integration solutions are robust, secure More ❯

AI agents) Strong product sense and bias for action-knowing when to go deep and when to move fast Excellent written communication and executive presentation skills Familiarity with great API design and a deep understanding of Gigs' role in telecom Bonus points if Experience building internal tools for operationally intensive businesses Proven ability to build and lead high … output teams Experience founding a company or taking products from 0 1 Basic coding background Work at Gigs We are remote-friendly by design, with hubs for in-person collaboration as needed. Our hubs include Gigs Pads in San Francisco, London, Amsterdam, and Berlin, and Gigs Republic events twice a year to align on ideas and culture. What We More ❯

role serves as a trusted advisor to both internal and external partners within the Java ecosystem. As a Java Solution Architect, one must possess knowledge of overall architecture/design for Java implementations across multiple projects or one large complex project under the leadership of a lead Architect. Your responsibilities: • Driving discussion with Client and Business Users on Solution … Design. • Retrofitting Business Requirement in Java landscape based on the current architecture and Solution Design . • Documenting Functional Requirement, with Solution Design. • Designing and implementing scalable and flexible program architectures that support point-based tiered, and personalized structures . • Integrate solutions with POS systems, e-commerce platforms, and mobile apps for seamless customer experience. • Define architecture for marketing automation … platforms, campaign management systems, and CRM solutions. • Design API-driven architectures for integrating third-party marketing platforms, ad networks, and analytics tools. Leverage cloud-native technologies (AWS/GCP) for scalability, performance, and cost-efficiency. •Collaborate with cross-functional teams to determine the best implementation strategies for Java solutions. • You must Lead and prioritization/scoping of business More ❯

role serves as a trusted advisor to both internal and external partners within the Java ecosystem. As a Java Solution Architect, one must possess knowledge of overall architecture/design for Java implementations across multiple projects or one large complex project under the leadership of a lead Architect. Your responsibilities: • Driving discussion with Client and Business Users on Solution … Design. • Retrofitting Business Requirement in Java landscape based on the current architecture and Solution Design . • Documenting Functional Requirement, with Solution Design. • Designing and implementing scalable and flexible program architectures that support point-based tiered, and personalized structures . • Integrate solutions with POS systems, e-commerce platforms, and mobile apps for seamless customer experience. • Define architecture for marketing automation … platforms, campaign management systems, and CRM solutions. • Design API-driven architectures for integrating third-party marketing platforms, ad networks, and analytics tools. Leverage cloud-native technologies (AWS/GCP) for scalability, performance, and cost-efficiency. •Collaborate with cross-functional teams to determine the best implementation strategies for Java solutions. • You must Lead and prioritization/scoping of business More ❯

role serves as a trusted advisor to both internal and external partners within the Java ecosystem. As a Java Solution Architect, one must possess knowledge of overall architecture/design for Java implementations across multiple projects or one large complex project under the leadership of a lead Architect. Your responsibilities: • Driving discussion with Client and Business Users on Solution … Design. • Retrofitting Business Requirement in Java landscape based on the current architecture and Solution Design . • Documenting Functional Requirement, with Solution Design. • Designing and implementing scalable and flexible program architectures that support point-based tiered, and personalized structures . • Integrate solutions with POS systems, e-commerce platforms, and mobile apps for seamless customer experience. • Define architecture for marketing automation … platforms, campaign management systems, and CRM solutions. • Design API-driven architectures for integrating third-party marketing platforms, ad networks, and analytics tools. Leverage cloud-native technologies (AWS/GCP) for scalability, performance, and cost-efficiency. •Collaborate with cross-functional teams to determine the best implementation strategies for Java solutions. • You must Lead and prioritization/scoping of business More ❯

Type: Contract Location: Farnborough, UK (2-3 days/week) Experience level- 10+ years About the Role We are seeking a highly skilled and experienced Senior Java Developer to design, develop, and maintain robust, scalable, and high-performance applications. The ideal candidate will have deep expertise in Core Java, Spring Framework, and Microservices architecture, along with hands-on experience … in AWS cloud services and automation tools like Terraform or Ansible. Key Responsibilities • Design, develop, and deploy scalable Java-based applications using Spring 11/17 and Microservices architecture. • Develop RESTful APIs and integrate with front-end systems built on Angular. • Collaborate with cross-functional teams to deliver secure, efficient, and maintainable software solutions. • Implement and manage cloud infrastructure … and procedures for backend database operations. Required Skills & Qualifications • Strong proficiency in Core Java, OOPs concepts, and Spring 11/17 Framework. • Hands-on experience with Microservices and RESTful API design. • Experience with AWS cloud services (EC2, Lambda, S3, RDS, etc.). • Proficiency in Terraform or Ansible for infrastructure automation. • Working knowledge of Angular or similar UI frameworks. • Solid More ❯

Type: Contract Location: Farnborough, UK (2-3 days/week) Experience level- 10+ years About the Role We are seeking a highly skilled and experienced Senior Java Developer to design, develop, and maintain robust, scalable, and high-performance applications. The ideal candidate will have deep expertise in Core Java, Spring Framework, and Microservices architecture, along with hands-on experience … in AWS cloud services and automation tools like Terraform or Ansible. Key Responsibilities • Design, develop, and deploy scalable Java-based applications using Spring 11/17 and Microservices architecture. • Develop RESTful APIs and integrate with front-end systems built on Angular. • Collaborate with cross-functional teams to deliver secure, efficient, and maintainable software solutions. • Implement and manage cloud infrastructure … and procedures for backend database operations. Required Skills & Qualifications • Strong proficiency in Core Java, OOPs concepts, and Spring 11/17 Framework. • Hands-on experience with Microservices and RESTful API design. • Experience with AWS cloud services (EC2, Lambda, S3, RDS, etc.). • Proficiency in Terraform or Ansible for infrastructure automation. • Working knowledge of Angular or similar UI frameworks. • Solid More ❯

Type: Contract Location: Farnborough, UK (2-3 days/week) Experience level- 10+ years About the Role We are seeking a highly skilled and experienced Senior Java Developer to design, develop, and maintain robust, scalable, and high-performance applications. The ideal candidate will have deep expertise in Core Java, Spring Framework, and Microservices architecture, along with hands-on experience … in AWS cloud services and automation tools like Terraform or Ansible. Key Responsibilities • Design, develop, and deploy scalable Java-based applications using Spring 11/17 and Microservices architecture. • Develop RESTful APIs and integrate with front-end systems built on Angular. • Collaborate with cross-functional teams to deliver secure, efficient, and maintainable software solutions. • Implement and manage cloud infrastructure … and procedures for backend database operations. Required Skills & Qualifications • Strong proficiency in Core Java, OOPs concepts, and Spring 11/17 Framework. • Hands-on experience with Microservices and RESTful API design. • Experience with AWS cloud services (EC2, Lambda, S3, RDS, etc.). • Proficiency in Terraform or Ansible for infrastructure automation. • Working knowledge of Angular or similar UI frameworks. • Solid More ❯

and are looking for a skilled and experienced Senior MuleSoft Consultant to join our growing team. The successful candidate will be responsible for leading MuleSoft projects responsible for the design, development and integration solutions that connect Salesforce with enterprise systems, cloud applications and data services. Why Alscient We are experts in digital transformation and are proud to be a … to make an immediate impact by providing solution input when required and able to lead on a variety of customer engagements. Key Responsibilities Include: Lead the end-to-end design and delivery of MuleSoft APIs, integrations, event-driven flows, and orchestration layers, ensuring performance, scalability, error handling and monitoring. Architect robust integration solutions connecting Salesforce (Sales Cloud, Service Cloud … quality throughout. Drive proof of concepts, spike work, technology evaluations, and platform upgrades (MuleSoft versions, connectors). Translate business requirements into integration solutions, ensuring scalability, security and maintainability. Implement API-led connectivity following MuleSoft best practices. Create technical documentation, API specifications (RAML/OAS), and deployment guides. Conduct unit testing, debugging and performance optimisation. Collaborate with Salesforce teams More ❯

and are looking for a skilled and experienced Senior MuleSoft Consultant to join our growing team. The successful candidate will be responsible for leading MuleSoft projects responsible for the design, development and integration solutions that connect Salesforce with enterprise systems, cloud applications and data services. Why Alscient We are experts in digital transformation and are proud to be a … to make an immediate impact by providing solution input when required and able to lead on a variety of customer engagements. Key Responsibilities Include: Lead the end-to-end design and delivery of MuleSoft APIs, integrations, event-driven flows, and orchestration layers, ensuring performance, scalability, error handling and monitoring. Architect robust integration solutions connecting Salesforce (Sales Cloud, Service Cloud … quality throughout. Drive proof of concepts, spike work, technology evaluations, and platform upgrades (MuleSoft versions, connectors). Translate business requirements into integration solutions, ensuring scalability, security and maintainability. Implement API-led connectivity following MuleSoft best practices. Create technical documentation, API specifications (RAML/OAS), and deployment guides. Conduct unit testing, debugging and performance optimisation. Collaborate with Salesforce teams More ❯

designing APIs, building responsive front-ends, and will work in close coordination with in-house and client development teams to deliver required updates and improvements. What You'll Do: Design, build, and maintain efficient, reusable, and reliable code using C#, .NET Core/Framework. Develop front-end components using modern JavaScript frameworks (e.g., React, Angular, or Vue). Build … with .NET (Core or Framework), C#, and modern web development. Experience with a front-end framework like React, Angular, or Vue. Solid understanding of HTML, CSS, JavaScript, and RESTful API design. Experience working with SQL and/or NoSQL databases. Familiarity with Git, CI/CD pipelines, and cloud platforms (e.g., Azure ). Strong problem-solving skills and a More ❯

designing APIs, building responsive front-ends, and will work in close coordination with in-house and client development teams to deliver required updates and improvements. What You'll Do: Design, build, and maintain efficient, reusable, and reliable code using C#, .NET Core/Framework. Develop front-end components using modern JavaScript frameworks (e.g., React, Angular, or Vue). Build … with .NET (Core or Framework), C#, and modern web development. Experience with a front-end framework like React, Angular, or Vue. Solid understanding of HTML, CSS, JavaScript, and RESTful API design. Experience working with SQL and/or NoSQL databases. Familiarity with Git, CI/CD pipelines, and cloud platforms (e.g., Azure ). Strong problem-solving skills and a More ❯

designing APIs, building responsive front-ends, and will work in close coordination with in-house and client development teams to deliver required updates and improvements. What You'll Do: Design, build, and maintain efficient, reusable, and reliable code using C#, .NET Core/Framework. Develop front-end components using modern JavaScript frameworks (e.g., React, Angular, or Vue). Build … with .NET (Core or Framework), C#, and modern web development. Experience with a front-end framework like React, Angular, or Vue. Solid understanding of HTML, CSS, JavaScript, and RESTful API design. Experience working with SQL and/or NoSQL databases. Familiarity with Git, CI/CD pipelines, and cloud platforms (e.g., Azure ). Strong problem-solving skills and a More ❯

React, Hibernate, SQL, BPM processes Reperio has partnered with a leading consultancy and IT services provider who are seeking a skilled Full Stack Developer. In this role, you will design, develop, and deliver high-quality digital solutions across backend and frontend systems, collaborating closely with cross-functional teams and stakeholders. Responsibilities: Collaborate with clients and internal teams to understand … and deliver business requirements. Contribute to the design, development, and implementation of scalable applications. Ensure solutions follow best practices and meet performance and quality standards. Support project planning, testing, deployment, and knowledge sharing. Requirements: Strong backend expertise with Java, Spring Boot, Microservices, Hibernate, and SQL. Proven experience with BPM processes and workflow integration. Knowledge of cloud platforms (AWS/… Azure/GCP), CI/CD pipelines, DevOps practices, and API design. Applicants must be eligible to work full-time in Ireland without restriction. Excited about this opportunity? Apply now through the link provided or reach out to Ben at Reperio for more details! Reperio Human Capital acts as an Employment Agency and an Employment Business. Ben Doherty is More ❯

Lead Software Engineer – Azure/.NET Remote/London (occasional office visits) £Competitive + 20% bonus + excellent benefits Azure, C#, .NET, API A Lead Software Engineer with strong experience in Azure and C#/.NET is required by a global, prestigious luxury brand. This is a hands-on leadership role where you will translate architectural vision into high … performance, enterprise-grade solutions. Working closely with the Global Head of Engineering and a talented global team of developers and architects, you will plan, design, and deliver scalable, secure, and automated cloud platforms within Microsoft Azure. The organisation has beautiful offices in the West End, with a requirement to attend approximately once a fortnight. Key Responsibilities: Design and … deliver high-performance, public-facing REST APIs and system integrations within a modern Azure environment. Produce API documentation that adheres to OpenAPI 3.x standards. Lead and mentor a small, focused development team, promoting collaboration, code quality, and technical excellence. Modernise legacy systems and drive the development of next-generation, cloud-native solutions aligned with architectural best practices. Champion DevOps More ❯

Tech Lead – Azure/.NET Remote/London (occasional office visits) circa £95 - 100k + 20% bonus + excellent benefits Azure, C#, .NET, API A Lead Software Engineer with strong experience in Azure and C#/.NET is required by a global, prestigious luxury brand. This is a hands-on leadership role where you will translate architectural vision into … high-performance, enterprise-grade solutions. Working closely with the Global Head of Engineering and a talented global team of developers and architects, you will plan, design, and deliver scalable, secure, and automated cloud platforms within Microsoft Azure. The organisation has beautiful offices in the West End, with a requirement to attend approximately once a fortnight. Key Responsibilities: Design and deliver high-performance, public-facing REST APIs and system integrations within a modern Azure environment. Produce API documentation that adheres to OpenAPI 3.x standards. Lead and mentor a small, focused development team, promoting collaboration, code quality, and technical excellence. Modernise legacy systems and drive the development of next-generation, cloud-native solutions aligned with architectural best practices. More ❯

Tech Lead – Azure/.NET Remote/London (occasional office visits) circa £95 - 100k + 20% bonus + excellent benefits Azure, C#, .NET, API A Lead Software Engineer with strong experience in Azure and C#/.NET is required by a global, prestigious luxury brand. This is a hands-on leadership role where you will translate architectural vision into … high-performance, enterprise-grade solutions. Working closely with the Global Head of Engineering and a talented global team of developers and architects, you will plan, design, and deliver scalable, secure, and automated cloud platforms within Microsoft Azure. The organisation has beautiful offices in the West End, with a requirement to attend approximately once a fortnight. Key Responsibilities: Design and deliver high-performance, public-facing REST APIs and system integrations within a modern Azure environment. Produce API documentation that adheres to OpenAPI 3.x standards. Lead and mentor a small, focused development team, promoting collaboration, code quality, and technical excellence. Modernise legacy systems and drive the development of next-generation, cloud-native solutions aligned with architectural best practices. More ❯

world impact. We value continuous learning, personal growth, and providing our team with the resources they need to succeed. Ready to shape the future? Let's talk. Role overview Design and own the architecture for new features and services on our core microservices platform. Champion robust, scalable solutions leveraging microservice patterns, event-driven architectures, and best-in-class technology … to deliver customer and business value. This role will require attendance at our London office 2-3 days per week Key Responsibilities Architectural Leadership Design end-to-end solutions for new features and platform enhancements on our microservices stack. Lead architecture reviews and propose designs that are scalable, secure, and aligned with business requirements. Document architecture decisions and communicate … and recommend technology choices, ensuring long-term extensibility and maintainability. Partner with engineering, product, and delivery teams to translate high-level requirements into actionable technical designs. Contribute to defining API contracts, data flows, and integration patterns. Technical Stewardship Apply microservice and event-driven architectural patterns, leveraging technologies such as Kafka for asynchronous communication and decoupling. Champion operational excellence, supporting More ❯

of the mobile app (React Native) and backend (Node.js or Python/FastAPI). Integrate with Open Banking APIs (TrueLayer, Yapily, etc.) to securely connect and manage financial data. Design and implement pipelines to analyse transaction data and user conversations using embeddings and vector databases (Pinecone, Qdrant, etc.). Ensure best practice in data security and compliance, including OAuth2 … technical ownership in a fast-paced startup. Proficient with React Native (or strong React + mobile experience). Backend experience with Node.js or Python (FastAPI/Django) and RESTful API design. Experience integrating Open Banking APIs (TrueLayer, Yapily, Salt Edge, etc.). Hands-on experience with AI/LLM-powered systems — especially embedding models (OpenAI, Cohere, Sentence Transformers) and More ❯

front-end interfaces in React . Core Responsibilities for this Developer role: Develop, maintain, and enhance cloud-based applications and services . Focus on Node.js backend development and RESTful API design. Collaborate with designers, product owners, and fellow developers in an agile environment . Build and optimise front-end features using React. Apply Test-Driven Development (TDD) principles to … and estimations. Core Skills & Experience 5+ years experience developing commercial software and web applications . Strong proficiency in TypeScript for building data-heavy applications. Skilled in Node.js backend and API development. Proficient with React for front-end development. Hands-on experience with unit testing and TDD . Confident managing branches with Git . Detail-oriented with a focus on … growing, forward-thinking company. To apply, send your CV to Bethany at Or call 0161 438 1177 for more details. Keywords: Fullstack Developer, TypeScript, Node.js, React, Azure DevOps, JavaScript, API Development, Birmingham, West Midlands, Solihull, Warwickshire Erin Associates Ltd is acting as an Employment Agency in relation to this vacancy. More ❯

a Senior Software engineer - DevEx will shape how Catawiki teams deliver value to customers, fostering speed, reliability, and security in everything they build. Build a Self-Service Developer Platform: Design and maintain self-service platforms that abstract complexity, empowering teams with the tools they need to deploy, monitor, and optimize their applications. Orchestrate Cloud-Native Infrastructure: Manage our Kubernetes … believe that empowering developers with great tools and environments leads to better products. You enjoy sharing knowledge and collaborating with others. Next to this you are: Platform Builder: You design solutions that enhance developer productivity and reduce friction, applying best practices like DDD, 12-Factor App principles, and modern API design. Skilled in building internal platforms, developer tooling More ❯

deliver secure, scalable web applications used by both B2B and B2C customers. Key responsibilities Lead, coach and mentor a development team; run code reviews and support training and development. Design, build and maintain web applications using C#, .NET Core, ASP.NET and SQL Server. Drive improvements in code quality, testing, CI/CD and deployment workflows. Translate business requirements into … delivery. Skills & experience 5+ years commercial experience with C# and .NET (Core/ASP.NET). Proven experience leading or mentoring engineers. Strong understanding of software architecture, OOP and REST API design. Comfortable with Azure , Git, CI/CD pipelines and unit testing practices. Experience with front-end frameworks a plus (e.g., React, Angular, Telerik/Kendo). Excellent communicator More ❯