8 of 8 Permanent API Design Jobs in Yorkshire

on engineer who enjoys leading by example , thrives in agile environments , and is passionate about shaping engineering best practice while still contributing to the codebase. Key Responsibilities Lead the design, development, and testingof secure, scalable systems using Java with modern front-end frameworks (e.g., React) Architect and maintainAPIs, data pipelines, and cloud-native solutions(AWS, Azure, private cloud) Drive … Skills & Experience Deep expertise in Java, with strong full-stack engineering skills Proven experienceleading teams or projectsat a senior/principal level Strong knowledge ofsystem architecture, cloud solutions, and API design Familiarity withDevOps tools and automation(CI/CD, containers, IaC) Track record of deliveringsecure, production-grade systemsin agile teams Excellent stakeholder engagement, influencing, and communication skills Desirable … you. Qualifications Deep expertise in Java, with strong full-stack engineering skills Proven experienceleading teams or projectsat a senior/principal level Strong knowledge ofsystem architecture, cloud solutions, and API design Familiarity withDevOps tools and automation(CI/CD, containers, IaC) Why Is This a Great Opportunity Flexitime 37.5 hrs/week structured your way + remote options More ❯

Senior API/PHP Developer – Fully Remote (UK) – £80,000+ Venchr is partnering with a fast-growing SaaS company that’s redefining financial management in the luxury and yachting sector. Their platform unites accounting, payments, FX, and project management into a single, powerful ecosystem — helping clients worldwide streamline complex operations with ease. They’re now seeking a Lead PHP … Developer with a strong focus on API architecture and backend systems to join their fully remote UK-based engineering team. In this role, you’ll take ownership of designing, developing, and optimizing APIs that power mission-critical services. You’ll collaborate closely with product, DevOps, and frontend teams to ensure the platform remains scalable, secure, and future-proof. Beyond … hands-on coding, you’ll play a key part in setting technical standards, mentoring other engineers, and driving forward the API and integration strategy that underpins the company’s growth. What You’ll Bring Proven experience leading backend/API development using PHP and Laravel Expertise in RESTful API design, versioning, authentication, and performance optimization Strong More ❯

Backend Engineer, Contractor | Python, FastAPI, Kubernetes, AWS | High-Throughput Data & API Platform, Scale-up | £575-725/day Outside IR35 | 6 Months+ | Hybrid, London or UK Remote Opportunity: We’re partnering with a rapidly scaling AI infrastructure company, building the backend systems that power complex data pipelines and real-time APIs for global clients. You’ll work on the … platform - engineering high-performance Python services with FastAPI, integrating deeply with Kubernetes-native infrastructure, and deploying at scale in AWS. This is a backend-first role where you’ll design robust APIs, optimise cloud workloads, and ensure the platform runs reliably under heavy load. What You’ll Be Doing for this Backend Engineer, Contractor | Python, FastAPI, Kubernetes, AWS | High … Throughput Data & API Platform, Scale-up | £575-725/day Outside IR35 | 6 Months+ | Hybrid, London or UK Remote Designing and building internal & public APIs in Python (FastAPI) for high-throughput environments Architecting services with reliability and scalability as core principles Deploying containerised workloads in AWS via Kubernetes and Terraform Collaborating closely with DevOps, ML, and product teams to More ❯

given day you'll likely... Work collaboratively across the company to continuously refine how our platform can create the greatest impact, scale efficiently, and operate reliably for our users Design, develop, and maintain features for the MOPO Platform that enhance functionality and user experience Optimise database performance and ensure efficient data storage and retrieval for our growing network Build … following experience... Strong proficiency in Python and Django for backend development Good working knowledge of (or similar Javascript framework, e.g. React) In-depth knowledge of MariaDB and SQL RESTful API design and development Version control systems (e.g., Git) and CI/CD pipelines Web security best practices and performance optimization Server deployment and maintenance (e.g. nginx, cron, package More ❯

Proven ability to lead technically by example while remaining hands-on in delivery Strong background in cloud (AWS) and infrastructure as code (Terraform) Solid understanding of SQL and database design Experience with modern frontend stacks and API design Enthusiasm for mentoring, collaboration and delivering software with impact If you’re looking for a role that blends technical More ❯

and are looking for a skilled and experienced Lead 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 Lead 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 ❯

evolve the backend architecture for a large-scale software platform. Working across multiple teams to ensure alignment and scalability throughout the business. Set technical direction and contribute to key design decisions across teams. Lead by example, writing high-quality, maintainable code in Node.js and TypeScript. Design and optimise CI/CD pipelines, improving automation, observability, and release processes. … and platform teams to deliver robust services. Mentor and coach engineers, helping to raise the overall bar for backend development. Drive best practices in platform engineering, cloud infrastructure, and API design. Key requirements: 7+ years' experience in backend or platform engineering roles, with recent experience at senior/staff level. Deep hands-on expertise with Node.js and TypeScript in More ❯