26 to 50 of 883 Permanent API Design Jobs

that support financial services and products. You should be able to write clean, scalable, and secure code and be comfortable working in a fastpaced, highly collaborative environment. Key Responsibilities: Design, develop, and maintain scalable web applications using Python and Django Build and optimise backend services, APIs, and database schemas for performance and scalability Work closely with product, design … expertise in Django framework Solid experience with SQL and/or PostgreSQL, including performance tuning and complex queries Prior experience in the FinTech industry is required Familiarity with RESTful API design and integration Understanding of data privacy, security standards, and regulatory compliance relevant to FinTech Experience with version control systems like Git Good communication skills and ability to More ❯

that support financial services and products. You should be able to write clean, scalable, and secure code and be comfortable working in a fastpaced, highly collaborative environment. Key Responsibilities: Design, develop, and maintain scalable web applications using Python and Django Build and optimise backend services, APIs, and database schemas for performance and scalability Work closely with product, design … expertise in Django framework Solid experience with SQL and/or PostgreSQL, including performance tuning and complex queries Prior experience in the FinTech industry is required Familiarity with RESTful API design and integration Understanding of data privacy, security standards, and regulatory compliance relevant to FinTech Experience with version control systems like Git Good communication skills and ability to More ❯

Join to apply for the Mid-Senior Java Developer role at Eeze Eeze is a fast-growing iGaming provider looking to expand its operations in the European market. We design, develop, and deliver immersive live casino games tailored to your brand and its audience. Job Summary As a Java Developer within Core Team, you will play a crucial role … You'd be a great fit if you are a reliable individual with a solid understanding of Java and Spring alongside being passionate for new technology trends! Key Responsibilities: API Development: architect and code integration APIs to support seamless communication between systems Feature Implementation: collaborate with the product team to maintain existing features and implement new enhancements New Services … design and develop new services using the latest tech stack and ensure their functionality, security, scalability and performance Backend-Frontend Integration: work closely with frontend developers to design and implement efficient integration systems Microservices architecture: Create scalable and maintainable microservices Database Management: develop and manage databases (e.g., PostgreSQL, Oracle DB) for efficient storage and retrieval of data Security More ❯

our talented team of developers. You’ll work on cutting-edge financial technology products, collaborating closely with a multidisciplinary team to deliver robust, efficient, and secure solutions. Key Responsibilities Design, develop, and maintain high-performance, scalable software solutions using Java and AWS. Collaborate with stakeholders to gather requirements and translate them into technical solutions. Contribute to the full software … development lifecycle, including design, development, testing, and deployment. Optimize applications for maximum speed and scalability. Ensure code quality through peer reviews, unit testing, and adherence to best practices. Troubleshoot, debug, and resolve technical issues in production and development environments. Mentor junior developers and provide technical leadership within the team. Key Requirements Proven experience as a Software Engineer, with a … strong focus on Java (Spring Boot preferred). Hands-on experience with AWS services, including but not limited to EC2, S3, Lambda, and RDS. Solid understanding of RESTful API design and enterprise microservices. Experience with database technologies such as PostgreSQL or MySQL. Familiarity with modern CI/CD practices and tools like Jenkins, GitHub Actions, or similar. Strong More ❯

to the .NET development team to ensure delivery of great quality outputs that fully support achievement of the business’s objectives, needs and requirements. Core Responsibilities Front-End Development: Design, develop, and implement front-end applications using Angular and HTML. Back-End Development: Write reusable, testable, and efficient code; develop and maintain server-side logic using .NET. UI/… with an “accessibility for all” mindset. Optimisation: Optimise applications for maximum speed and scalability. Security: Implement security and data protection measures for public-facing applications with a “secure by design” principle. API Design and Management: Design and manage APIs, including versioning and ensuring backwards compatibility for internal and external apps. Project Delivery: Deliver application modules in … Best Practices: Ensure coding is conducted to best practice guidelines to build and maintain a high-quality application suite. Mentor members of the development team in the use of design patterns and the importance of reusable code. Version Control: Manage code versioning properly and participate in code review processes. Technical Discussions: Contribute to discussions on and help guide the More ❯

own the strategic architectural direction and implementation, ensuring our platform is scalable, secure, and aligned with the rapidly evolving AI landscape. Key Responsibilities Provide visionary architectural leadership for the design, development, and delivery of a new generation AI-driven SaaS platform. Lead, mentor, and manage a team of Senior Full-Stack Developers and engineers, fostering a culture of technical … of commercial software development experience, with at least 3 years in a senior or technical lead role. Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms in a production environment. Strong understanding and practical application of … experience integrating AI tools, APIs, or platforms into software solutions. Domain experience in Recruitment Technology, HRTech, or closely related fields is a must. Proficient in software architecture, microservices, RESTful API design, and cloud-native development (AWS, Azure, or GCP preferred). Experience with CI/CD pipelines, automated testing, and DevOps practices. Solid grasp of security best practices More ❯

own the strategic architectural direction and implementation, ensuring our platform is scalable, secure, and aligned with the rapidly evolving AI landscape. Key Responsibilities Provide visionary architectural leadership for the design, development, and delivery of a new generation AI-driven SaaS platform. Lead, mentor, and manage a team of Senior Full-Stack Developers and engineers, fostering a culture of technical … of commercial software development experience, with at least 3 years in a senior or technical lead role. Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms in a production environment. Strong understanding and practical application of … experience integrating AI tools, APIs, or platforms into software solutions. Domain experience in Recruitment Technology, HRTech, or closely related fields is a must. Proficient in software architecture, microservices, RESTful API design, and cloud-native development (AWS, Azure, or GCP preferred). Experience with CI/CD pipelines, automated testing, and DevOps practices. Solid grasp of security best practices More ❯

applications Experience writing performant SQL Modern JavaScript ES2018+ TDD and all aspects of testing from unit through to integration Familiarity with CI/CD pipelines Mobile-first web development API design and consumption Agile practices Desirable Skills Experience in a strongly-typed object oriented language such as C# or Java Typescript NestJS .NET Core GraphQL Elasticsearch React hooks More ❯

Senior Backend Software Engineer (C# .NET Core) - Revolutionise Healthcare with REST API Design! Are you ready to make a monumental impact in the healthcare industry? We're looking for a Senior/Lead Backend Software Engineer with a strong focus on REST API design to join our forward-thinking team. Reporting directly to the Vice President … Excellent Benefits + Share Options Reporting To: Vice President of Software Development Your Mission: Collaborate with a cross-functional team of Frontend Developers, QA Engineers, and DevOps Engineers to design secure, scalable REST API endpoints that will revolutionise clinical research applications. This critical role requires extensive experience in REST API design. You will also develop relational database … schemas and work within a containerized microservice platform. Key Responsibilities: REST API Design & Implementation: Develop and maintain REST APIs using C# and .NET Core SDK. Database Mastery: Design relational database schemas, utilize Entity Framework (ORM), manage database migrations, and work with PostgreSQL. Microservices: Containerize microservices using Docker. Collaboration: Partner with DevOps Engineers on CI pipelines. Mentorship: Guide More ❯

applications using React, TypeScript, and Node.js (We use Nest.js and Next.js). Ensure seamless interactions between the frontend and backend, delivering a highly responsive and intuitive user experience. Enhance API & Backend Services for AI Agents – Design, implement, and maintain secure, high-performance APIs that integrate with AI agent systems and LLMs (OpenAI, Anthropic Claude, or similar). Develop … robust API endpoints to facilitate real-time AI interactions and automation workflows.. Work with AI & LLM Tools - Implement retrieval-augmented generation (RAG) pipelines, fine- tune LLM prompts, and integrate AI-driven decision-making into the product. Experiment with vector databases (Weaviate, Pinecone, FAISS) to enhance model retrieval capabilities. Build and optimise UI Components - Work with Storybook and component-driven … development to create a reusable, scalable design system that ensures consistency, accessibility, and responsiveness across the platform. Collaborate with the Product Lead to refine UI/UX based on real-time user feedback and behavioural analytics. Ensure Security, Testing & Performance Optimisation – Implement SOC 2-compliant security best practices, including data encryption, role-based access control (RBAC), and secure API More ❯

leadership within our engineering capability. AKQA believes in the imaginative application of art and science to create beautiful ideas, products and services. With an entrepreneurial and collaborative approach, we design adaptive digital services and applications that capture the imagination, delivering immersive experiences for our clients. Located in London (Farringdon), United Kingdom, you will be working in a progressive, meritocratic … technologies; building best in class digital applications, serving users on the modern technology landscape, whatever that may be. In particular development of Node.js and Java applications and systems integrations, API design and development, DevOps activities, building and implementing servers, databases, serverless architectures as well as implementation of security mechanisms and monitoring; on AWS, Azure or GCP cloud hosting. … ROLE REQUIREMENTS Hands on design and development of large scale projects. Proactive in engineering communities and thought leadership both internally and externally. Line management and coaching of senior and junior engineers, as well as near and off-shore project engineers, whilst maintaining high levels of productivity. Work closely with others to ensure good collaboration across all disciplines and to More ❯

D&A systems and the wider technology architecture. 1. Data & Analytics (D&A) Infrastructure Management: Develop, maintain, and optimize the D&A architecture on AWS and Azure, including the design, deployment, and maintenance of the cloud based Pladis' data platform (PDP). Deliver an architecture that's globally scalable, agile, and supportive of digital services through Data and Insights … as a service via APIs. 2. Data Technology Capability Enhancement: Design and oversee the implementation of the PDP 2.0 Tech stack. Design and oversee data architecture to harmonise external, internal and Microsoft Graph data to deliver AI use cases Champion engineering standards and ensure new engineers' quick integration and productivity. Lead engineering problem solving and provide technical guidance … with latest AI and ML trends to keep the company at the technological forefront. Lay down AI architectural standards, best practices, and guidelines for system design. 5. AI Solutions Design and Integration: Design AI solutions that are robust, scalable, and in line with business requirements. Integrate generalized AI models into business processes and ensure they harmonize with existing More ❯

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 ❯

with containerisation (Docker/Kubernetes). Support implementation of authentication systems (OAuth 2.0, Auth0, AWS Cognito). Gain exposure to security best practices (e.g., OWASP). Work on RESTful API design and consumption. Collaborate on version control practices using Git, documentation, and code reviews. Desired Skills: Passion for software development and continuous learning. Some frontend experience with JavaScript … Python or Node.js. Understanding of databases (relational and NoSQL). Familiarity with cloud platforms (AWS/Azure) is a plus. Exposure to Docker/Kubernetes is advantageous. Understanding of API integration and security fundamentals. Experience or interest in OCR and NLP is beneficial. Knowledge of version control (e.g., Git). Education & Experience: Degree in computer science, software engineering, or More ❯

with containerisation (Docker/Kubernetes). Support implementation of authentication systems (OAuth 2.0, Auth0, AWS Cognito). Gain exposure to security best practices (e.g., OWASP). Work on RESTful API design and consumption. Collaborate on version control practices using Git, documentation, and code reviews. Desired Skills: Passion for software development and continuous learning. Some frontend experience with JavaScript … Python or Node.js. Understanding of databases (relational and NoSQL). Familiarity with cloud platforms (AWS/Azure) is a plus. Exposure to Docker/Kubernetes is advantageous. Understanding of API integration and security fundamentals. Experience or interest in OCR and NLP is beneficial. Knowledge of version control (e.g., Git). Education & Experience: Degree in computer science, software engineering, or More ❯

for a Generative AI Lead/Principal Python Engineers to help build LLM-based agentic applications. As a Lead/Principle Software Engineer specializing in Generative AI, you will design, develop, and maintain cutting-edge LLM-based agentic applications. This role requires hands-on expertise in frameworks such as LangChain or LangGraph (or comparable frameworks), and techniques including prompt … that this is a fast evolving field, it’s important to keep track of the latest advancements in fine-tuning, RLHF, and prompt engineering advancements such as DSPy. System Design & Architecture: Translate high-level product requirements into scalable, modular software designs that adhere to modern design principles, microservices architecture, and cloud-native best practices. Testing & Integration: Develop comprehensive … conduct rigorous quality assurance. Collaboration & Mentorship: Collaborate with cross-functional stakeholders, including business analysts, product managers, and global development teams. Mentor junior engineers, guiding them through LLM-based solution design, implementation, and deployment. Agile Delivery: Work in an agile environment, planning and executing sprints, meeting strict deadlines, and efficiently handling production issues across multiple time zones. CI/CD More ❯

implementing, and optimizing SaaS applications in a microservices-based environment. As a member of our team, you will contribute to all aspects of the software development lifecycle, including estimation, design, coding, test automation, code reviews, deployment, and support. Teams are responsible for specific services or products. Our solutions help airlines manage safe and high-performance flight operations. Responsibilities: Develop … testing, covering both functional and non-functional aspects Hands-on experience with Python in testing area Applying best practices to keep code maintainable Hands on experience with ASP.NET Web API Experience working with databases and good understanding of Entity Framework Solid understanding of DevOps practices, including CI/CD pipelines (e.g., GitHub Actions, GitLab CI, Jenkins), containerization with Docker … field Proficiency in English spoken and written Nice-to-Haves: Hybrid work environment with up to 2 days working from home weekly Hands-on experience with RESTful/SOAP API design, development, optimization, testing, and security Deep expertise in implementation of automated functional tests using Python Broad and in-depth understanding of software testing concepts and methodologies, including More ❯

implementing, and optimizing SaaS applications in a microservices-based environment. As a member of our team, you will contribute to all aspects of the software development lifecycle, including estimation, design, coding, test automation, code reviews, deployment, and support. Teams are responsible for specific services or products. Our solutions help airlines manage safe and high-performance flight operations. Responsibilities: Develop … testing, covering both functional and non-functional aspects Hands-on experience with Python in testing area Applying best practices to keep code maintainable Hands on experience with ASP.NET Web API Experience working with databases and good understanding of Entity Framework Solid understanding of DevOps practices, including CI/CD pipelines (e.g., GitHub Actions, GitLab CI, Jenkins), containerization with Docker … field Proficiency in English spoken and written Nice-to-Haves: Hybrid work environment with up to 2 days working from home weekly Hands-on experience with RESTful/SOAP API design, development, optimization, testing, and security Deep expertise in implementation of automated functional tests using Python Broad and in-depth understanding of software testing concepts and methodologies, including More ❯

AWS, Azure, GCP) Proficiency in front end e.g., React, Angular, Vue.js and frameworks such as e.g., Node.js or FastAPI. Experience with databases such as MongoDB and MySQL. Familiarity with API design and development, including serverless technologies, e.g. AWS ECS/API Gateway/Lambda. A passion for space technology and a genuine interest in the space sector More ❯

AWS, Azure, GCP) Proficiency in front end e.g., React, Angular, Vue.js and frameworks such as e.g., Node.js or FastAPI. Experience with databases such as MongoDB and MySQL. Familiarity with API design and development, including serverless technologies, e.g. AWS ECS/API Gateway/Lambda. A passion for space technology and a genuine interest in the space sector More ❯

within our trading workflows focused on legal and compliance. Responsibilities Lead and manage a team of developers and business analysts, providing guidance and support to ensure successful project delivery Design, implement, and monitor mission-critical real-time applications integrated into trading workflows, specifically focused on legal and compliance Oversee several applications that evaluate trading constraints related to Material Non … and CI/CD with a focus on latency and performance Lead modernization efforts for legacy systems. Participate in tech-wide initiatives to review resiliency and sustainability, ensuring that design and architecture can respond and recover quickly. Conduct regular code reviews, write unit tests, and maintain comprehensive technical documentation for systems, processes, and architecture. Requirements 10+ years of software … server-side technologies, including Spring Boot Proficient in writing maintainable code in multiple languages such as HTML, Java, and JavaScript/TypeScript, with a solid understanding of data structures, design patterns, and algorithms Experience with public cloud technologies, as well as a passion for automation and familiarity with CI/CD tools like GitLab Strong practitioner of DevOps practices More ❯

We help our clients to innovate and create intelligent digital products and services. We thrive on complex challenges and deliver business-critical IT transformation projects, moving seamlessly from strategy, design and delivery to operations. This is a Hybrid role working from either our London, Dundee or Glasgow offices 2 days a week. We are seeking a highly skilled and … scalable, and high-performance Java-based solutions for our diverse client base, with the potential to contribute to and lead AI-driven initiatives. Key Duties and Responsibilities Lead the design and development of complex, scalable Java-based applications (e.g., microservices, APIs), setting technical direction and ensuring code quality. Solve intricate back-end architectural and performance challenges, identifying and implementing … Spring Boot, Spring MVC, Spring Security, Spring Data JPA). Solid understanding of relational databases (e.g., PostgreSQL, MySQL, Oracle) and ORM frameworks (e.g., Hibernate, JPA). Experience with RESTful API design and development. Proficiency with version control systems, particularly Git. Experience with build tools like Maven or Gradle. Familiarity with cloud platforms (e.g., AWS, Azure, GCP) is a More ❯

within our trading workflows focused on legal and compliance. Responsibilities Lead and manage a team of developers and business analysts, providing guidance and support to ensure successful project delivery Design, implement, and monitor mission-critical real-time applications integrated into trading workflows, specifically focused on legal and compliance Oversee several applications that evaluate trading constraints related to Material Non … and CI/CD with a focus on latency and performance Lead modernization efforts for legacy systems. Participate in tech-wide initiatives to review resiliency and sustainability, ensuring that design and architecture can respond and recover quickly. Conduct regular code reviews, write unit tests, and maintain comprehensive technical documentation for systems, processes, and architecture. Requirements 10+ years of software … server-side technologies, including Spring Boot Proficient in writing maintainable code in multiple languages such as HTML, Java, and JavaScript/TypeScript, with a solid understanding of data structures, design patterns, and algorithms Experience with public cloud technologies, as well as a passion for automation and familiarity with CI/CD tools like GitLab Strong practitioner of DevOps practices More ❯

Experience of working in a Scrum Team and an Agile environment. Strong front-end development experience with expertise in React, Next.js, and TypeScript. Solid knowledge of backend development and API design, with hands-on experience in Node.js to build scalable and high-performance applications. Understanding of CI/CD pipelines, infrastructure as code, and DevOps best practices. Experience More ❯

Position Summary We are currently seeking a motivated, career and customer-oriented Java Developer to join our team to begin an exciting and challenging career. Job Responsibilities • Design and implement Micro Service Architecture JEE software applications • Use modern software engineering tools including Eclipse, Visual Studio Code, and Atlassian Suites for design, development, and testing the software • Present the … solution at formal and informal design reviews and document the design according to the Government's system lifecycle methodology. • Must be well experienced in design and development of Microservice using Java, Spring-Boot, Rest API, JPA and JQL Required Skills and Experience • Bachelor's degree in computer science or related engineering field with 10+ years of … technical experience • Provisioning, operating, and maintaining systems running on AWS (or equivalent cloud providers) • Strong experience with Spring Boot and microservices architecture. • Strong understanding of RESTful services, API design and implementation. • Good knowledge in technical concepts-Security, Transaction, Monitoring, Performance. • Strong experience in DevOps/CM tools like Git, Jenkins, Artifactory, Maven/Gradle, SonarQube. • JMS • XML, JSON More ❯