8 of 8 API Design Jobs in Portsmouth

hands-on Head of Engineering 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 direction, improving engineering velocity and … Responsibilities Software Engineering Leadership Set 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, clean architecture, modular monoliths … Ownership Oversee integration between business 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 Delivery, CI/CD & DevOps 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 with Agile development project management methodologies Database Development in SQL Server or NoSQL Databases Some familiarity of Docker Excellent communication and collaboration More ❯

FinTech companies. 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 … tools such as CMake/Make 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 quality of the libraries and … meets client expectations Provide time 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 Defect analysis and fixing Report the status, results and roadblocks Conduct interviews Collaborate effectively with engineers and other team members, transfer knowledge More ❯

release and ongoing support. You'll lead a global team of 4-10 software and test engineers, working in partnership with cross-functional groups including Product Management, CloudOps, UX Design, and others. You'll play a central role in ensuring high-quality, scalable, cloud-first solutions while continuously enhancing SDLC processes, automation, and DevOps maturity. Key Responsibilities: Lead and … hiring, coaching, and career development of team members Collaborate with Product Management on feasibility and estimation Champion DevOps and CI/CD best practices and drive automation Participate in design and implementation of cloud-grade, scalable services Required Experience : 5+ years of experience leading software engineering teams 10+ years in software engineering, enterprise architecture, or DevOps Strong understanding of … scalable system architecture, performance, and reliability Experience working with Microsoft SQL Server and managing production codebases Proficiency in API design and development Solid background in source code management and DevOps automation Experience managing capitalized software and team operational health (CapEx/Opex) Familiarity with AWS cloud services and migrations Exposure to orchestration, automation, and configuration management tools What More ❯

transition of applications into live service and support. Your skills and experience Experience with some of the following would be desirable: Postgres, Liquibase for database versioning Containerisation with Docker API design with Swagger/OpenAPI TDD (JUnit, Mockito), high code quality standards Kafka for event-driven architecture React, TypeScript Diversity & Inclusion: Here at Amber Labs, we are dedicated More ❯

using JUnit, Mockito CI/CD: Experience with Jenkins or similar pipelines Collaboration: Agile working with cross-functional teams Frontend experience with React & TypeScript Messaging: Kafka Build tools: Gradle API Design: Swagger/OpenAPI This role is ideal for engineers looking to build on their SC clearance and gain NPPV3 eligibility, while contributing to a long-term, meaningful More ❯

a major cloud transformation and 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 (multiple hires!) in scaling its … cross-team collaboration, and wants 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 deep expertise in AWS. Strong background in secure infrastructure design, cloud-native security controls More ❯

you’ll lead the delivery of customer projects focused on system integrations and automation solutions. You’ll act as the subject matter expert in Power Platform, Power Automate and API integrations, and play a central role in shaping end-to-end solutions—from discovery and scoping through to delivery and support. You'll work closely with customers in and … end-to-end capacity, from an initial discovery & scoping through to design, delivery & user acceptance. What You’ll Be Doing Design, build and implement integrations using REST APIs and Power Automate Lead client projects from initial scoping to deployment Partner with stakeholders—internal and external, technical and non-technical—to develop tailored solutions Act as a key technical … advisor in pre-sales, working alongside Sales and Customer Success teams Promote innovation, continuous improvement, and technical excellence What You Bring 5+ years of hands-on experience in REST API development & design and Power Automate solutions Strong knowledge of Azure services (especially Power Platform, APIM, Event Grid ) Proven experience in s ystem integration If this sounds in your More ❯