24 of 24 Permanent API Design Jobs in Bristol

performance, and team growth. Someone who is a technologist at heart and regrets not coding as much but can still (if needed) review PRs, design solution architectures, or contribute to system designs (Approximately 20% of the role) HOWEVER, understands that their greatest impact comes from enabling others to thrive … and secure Play a hands-on role in development, especially in Java (ideally with Quarkus/GraalVM, or SpringBoot as an alternative) Oversee backend API design and integration, including messaging platforms such as Pub/Sub Define and track technical KPIs (e.g. system availability, latency, error rates) Collaborate … for Quarkus or GraalVM; SpringBoot experience also considered Familiarity with messaging systems such as Pub/Sub, Kafka, or RabbitMQ Strong understanding of REST API design, CI/CD practices, and Agile methodologies Experience in fintech, payments, or banking domains Who this suits: Someone who is technically strong More ❯

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 … creation Experience with containers (Docker, Kubernetes) Responsibilities: Write clear, understandable and highly optimized Rust code according to best practices Develop new features including the design of interfaces and implementation to support reusability, testability, modularity in accordance with the agreed plans and quality standards Enhance existing features and improve the … estimates and time/performance/quality trade-offs to management and other teams Participate in technical discussions to find the right architecture/design solution Contribute to architectural planning and refactoring Perform code reviews Defect analysis and fixing Report the status, results and roadblocks Conduct an interviews Collaborate More ❯

deliver high-impact features in a fast-moving, innovation-driven environment. 🛠 Responsibilities Develop and maintain full-stack applications using Node.js , TypeScript , NestJS , and React Design and implement scalable serverless backends with AWS Lambda , API Gateway , DynamoDB , and Cognito Build responsive, high-quality frontend components and features using React.js … 3+ years of professional experience as a Full Stack Developer Strong experience with: Node.js , TypeScript , NestJS React.js and modern frontend frameworks AWS services : Lambda, API Gateway, DynamoDB, Cognito GraphQL or REST API design Hands-on experience with Serverless Framework for deployment and infrastructure Familiarity with Agile methodologies More ❯

to lead and scale our software engineering function. This senior leadership role will focus heavily on software engineering excellence across full-stack development, system design, architecture, and software delivery processes — while also overseeing our data engineering, cloud infrastructure, and security functions. You will be responsible for setting the technical … and own the technical roadmap, ensuring architectural scalability, security, performance, and maintainability of all software systems. Oversee full lifecycle software development — from requirements, technical design, development, testing, deployment, to post-release monitoring and maintenance. Establish, enforce, and continuously evolve software engineering best practices (e.g., SOLID principles, domain-driven design … systems using APIs, middleware, and ETL pipelines, including Salesforce, Power Platform (PowerApps, PowerAutomate, LogicApps), SharePoint, and custom web applications. Lead optimization and governance around API design (RESTful services, rate limiting, versioning, monitoring, etc.). Ensure high data consistency, operational integrity, and well-documented interface contracts between services. Software More ❯

is ideal for someone who thrives in a hands-on technical leadership position and is passionate about building impactful solutions. Key Responsibilities: Lead the design, development, and deployment of scalable, robust, and secure backend systems using Python. Collaborate with cross-functional teams to define technical requirements and drive product … Skills and Qualifications: 5+ years of professional experience in Python development. Strong experience with Django, Flask, or similar Python web frameworks. Proven ability to design and implement scalable, cloud-based solutions (e.g., AWS, Azure, or GCP). Proficiency in relational and non-relational databases (e.g., PostgreSQL, MongoDB). Hands … on experience with RESTful API design and implementation. Solid understanding of software architecture, design patterns, and best practices. Experience with CI/CD pipelines and DevOps practices. Strong problem-solving skills and a proactive attitude. Excellent communication and leadership abilities. What We Offer: Opportunity to make a More ❯

will be circa £650 per day, inside IR35 Key Skills Required: Strong Security and Development background, in SDLC-focused roles Deep knowledge of OWASP API Top 10 Able to review Swagger/Open API specs for vulnerabilities Advise on secure API design patterns Familiar with fallback … controls such as WAF's, API gateways Experience using SIEM/logging tools to track API threats Familiarity with NIST, OWASP SAMM, or internal security frameworks Experience producing risk dashboards/reports for API's Able to translate technical risks into business language, collaborating with key stakeholders More ❯

Level). 🎯 Impact | Technology Transformation, Modernization, and Scalability. 📏 Size | Medium-sized team, part of an exciting in-house engineering transformation. 🌟 Skills | PHP (Laravel), JQuery, API Development, MySQL, SOLID Principles, and modern DevOps tools. 📍 Location | London, UK/Remote - You must be eligible to work in UK 💻 Hybrid | Flexible working … collaborative development team, you’ll play a pivotal role in enhancing and modernizing the company’s tech stack. This involves building a robust backend API, integrating third-party platforms, and rolling out innovative features to enhance customer experience and operational efficiency. This is a PHP Laravel-focused position, but … PHP developer with strong Laravel skills and the flexibility to work with C#/.Net when needed. You have a solid grasp of SOLID design principles , enjoy working in a fast-paced environment, and have experience building robust, well-optimized APIs. Bonus points if you have worked with DevOps More ❯

and containerized environments (Docker, Kubernetes). Proficiency with Postgr eS QL, R edis, and message queue systems (e.g., RabbitMQ, Kafka). Deep understanding of API design and best practices (REST, gRPC). Experience with CI/CD pipelines, monitoring tools (e.g., Prometheus, Grafana), and logging systems (e.g., ELK More ❯

delivering high-quality, scalable solutions. As part of the team, you will collaborate closely with front-end developers, product managers, and other stakeholders to design, develop, and maintain back-end services that power our applications. As an individual, you will need to be cool, calm and collected under pressure. … especially for retail and Direct Response. Location Bath, UK or Tallinn, Estonia Responsibilities Develop and maintain the back-end system using PHP Symfony framework. Design, implement, and optimize REST APIs for seamless communication between systems. Write clean, efficient, and well-documented code following best practices. Troubleshoot and debug issues … Docker Vue.js Python Experience: 3+ years of experience in back-end development, with a focus on PHP and Symfony framework. Strong understanding of REST API design and development. Experience working with databases such as MySQL or PostgreSQL, including schema design and query optimization. What we offer Celebration More ❯

Applications - Develop robust, scalable, and efficient web apps. Work Across the Stack - Frontend (React, Vue, or Angular) & Backend (Node.js, Python, Java, .NET). Database & API Development - Design and maintain SQL & NoSQL databases and RESTful APIs. Deploy & Maintain - Use Docker, Kubernetes, AWS, or Azure for scalable deployments. Collaborate - Work More ❯

Applications - Develop robust, scalable, and efficient web apps. Work Across the Stack - Frontend (React, Vue, or Angular) & Backend (Node.js, Python, Java, .NET). Database & API Development - Design and maintain SQL & NoSQL databases and RESTful APIs. Deploy & Maintain - Use Docker, Kubernetes, AWS, or Azure for scalable deployments. Collaborate - Work More ❯

Working with Docker, containers, and Linux infrastructure to streamline deployments. Leading problem-solving sessions, code reviews, and architectural planning for exciting ecommerce innovations. Managing API integrations and optimising database performance. What You’ll Need Strong experience with PHP 8 and Laravel 10+ Proficiency with JavaScript frameworks (Vue.js, Alpine.js) Docker … containers, and Linux expertise Solid experience with Git and MySQL RESTful API design and integration knowledge Bonus Skills Familiarity with queueing mechanisms and distributed task processing Experience integrating payment systems (Stripe, PayPal, etc.) CI/CD and unit testing best practices Agile/Scrum background Why Join? Generous More ❯

sensing technology into real-world use. Key Responsibilities System Integration & Software Architecture Define, document, and manage integration requirements between Inductosense systems and customer infrastructure. Design and implement integration architectures that support seamless software communication across disparate platforms. Develop and maintain APIs, middleware connectors, and data exchange protocols. Evaluate customer … Architect robust, scalable, and maintainable software integration solutions. Remain hands-on in development and troubleshooting when needed. Stay engaged across the full integration lifecycle: design, test, deploy, support. Proactively share knowledge and improve internal integration practices. Requirements 5+ years of experience in software engineering, electrical/electronics engineering, systems … systems Strong technical skills in either: Software development with at least one language commonly used for integration (Python, Java, C#, etc.) Electrical/electronics design with experience in communication protocols and interfaces (I2C, SPI, UART, CAN, etc.) Experience with hardware-software interfaces, API design, communication protocols, and More ❯

to join an expanding software function sitting on a team of Architects. The Software Architect’s role within the business is to lead the design and development of the platforms which are heavily reliant on API design and implementation. The Software Architecture Team is strategic in nature … solutions from critical thinking. Tech Stack Over 10 years’ experience in Software Architecture with enterprise experience Architecture of Development experience which encompasses SaaS or API based platforms .NET, Java or OOP background HTML, CSS, JavaScript Database design, caching, systems integration Benefits Package Remote Annual bonus £500 home office More ❯

of applications into live service and support. Your skills and experience Experience with some of the following would be desirable: Java (Spring Boot), software design patterns, DDD, CQRS, Event Sourcing Postgres, Liquibase for database versioning Containerisation with Docker CI/CD pipelines (Jenkins, Gradle) API design with More ❯

e.g. Serverless, Microservices, Event-driven, DDD) • Background in software engineering, preferably with expertise in the .NET stack • Excellent knowledge of Azure services • Experience with API design and integration strategies • Strong grasp of CI/CD pipelines, DevOps practices, and containerisation • Confident communicator with the ability to influence stakeholders More ❯

from articles for our magazines and websites to videos for our social platforms. You will contribute to all areas of delivery including planning and design, integration, documentation, and testing. Responsibilities Design, build, and maintain cloud-native platforms. Build integrations with third-party platforms using APIs. Create applications to … using serverless and event-driven architectures. Proficiency in Python and Bash. Good grasp of: Networking and cloud security. Web protocols and authentication mechanisms. RESTful API design principles and best practices. Infrastructure deployment and configuration e.g., CloudFormation. CI/CD tools e.g., GitLab or GitHub Actions. Experience using well More ❯

that power real-world applications at scale. What You'll Do: Build scalable applications using C# and .NET Core/.NET 6/7. API Development - Design and maintain RESTful and GraphQL APIs. Work with SQL Server, PostgreSQL, or NoSQL solutions (MongoDB, Redis). Deploy and maintain applications … Developer, Software Developer, Software Engineer, Web Developer, Application Developer, Programmer, C# Developer, .Net Developer, C#, .Net, ASP.Net, .Net Core, MVC, Entity Framework, SQL, Restful API, Microsoft SQL In Technology Group Ltd is acting as an Employment Agency in relation to this vacancy. More ❯

level and low-level designs for real-time and batch systems • Ensure solutions are secure, scalable, and meet regulatory requirements • Guide integration patterns and API design Key Skills & Experience: • Strong experience in the payments domain – card schemes, processing, or gateways • Ideally familiar with Click-to-Pay and tokenisation More ❯

Engineers towards technical excellence, whilst fostering a positive, hands on and collaborative environment. Deep knowledge/expertise of backend development & Microservices: Solid understanding of API design, experienced in designing, developing, distributed scalable and resilient systems. Core Backed Technologies: Highly experienced in developing Java code, along with deep expertise More ❯

on Rails Experience with MySQL and PostgreSQL A firm grasp and understanding of test-driven development fundamentals (particularly RSpec) Experience with service based architectures, API design, and deployment at scale Strong problem-solving skills, with the ability to break down complex tasks and develop structured solutions Experience making More ❯

in Adobe Commerce Cloud, PHP, MySQL, and web services integration (REST/SOAP). Strong knowledge of frontend (HTML, CSS, JavaScript frameworks) and backend (API design, server-side architecture) best practices. Key Responsibilities As our solutions architect, you will be accountable for the development, maintenance and execution of … architectural reviews and propose technical solutions for ongoing digital transformation initiatives. Working closely with the logistics, business systems and development teams to ensure that design options are effectively evaluated and that robust recommendations are made. Proven ability to react to issues with legacy systems and suggest innovative approaches to More ❯

holistic performance and reliability. What you'll bring: · Engineering expertise in complicated Salesforce environments · Exposure to Cloud Native software development, including cloud infrastructure and API design (Azure preferred) · Proven experience applying modern standards such as OWASP CI/CD, DSOMM, SAMM etc · Strong networking protocol knowledge (TCP/… IP, UDP, HTTP/3, AMQP, streaming protocols etc), cloud network design (VPNs, subnets, regions/zones etc), and integration related technologies (Auth0, APIM) · Expertise with SAST & SCA systems such as Snyk, Checkmarx · Experience with DAST systems such as OpenZAP, Qualys DAST (preferred) ideally with HTTP APIs · Ability to More ❯

is looking for a Senior Cloud Security Engineer to help shape and secure its modern cloud infrastructure. You’ll work across engineering teams to design scalable, secure cloud infrastructure and embed best practices from day one. You’ll be joining at a pivotal time as the company invests heavily … to influence how secure, scalable systems are built in a fast-moving, AWS native environment. Responsibilities: Apply software development and security engineering expertise to design secure, scalable cloud solutions. Develop and maintain security baselines for cloud infrastructure (primarily AWS), including automation for configuration scanning and remediation. Act as a … subject matter expert on cloud security within engineering, providing guidance during design reviews and threat modelling sessions. Harden Kubernetes environments and enforce secure cluster configurations. Secure and manage infrastructure using Infrastructure-as-Code, with a focus on Terraform. Requirements: 5+ years of hands-on experience in cloud security, with More ❯