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4 Contract API jobs in Waterford, Lymington + 20 miles
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Software Programme Manager
Software Programme Manager
System Recruitment
Lymington (SO41), SO41 9AZ
£350 - £550 per day + open to negotiation
Key Skills: Software, Technical Programme Manager, Software Developer, Software Engineer, C, Linux, API, VM/Docker, OnPrem/Cloud, * API definition, consistency, suitability and validation
Key Skills: Software, Technical Programme Manager, Software Developer, Software Engineer, C, Linux, API, VM/Docker, OnPrem/Cloud, * API definition, consistency, suitability and validation
FEATURED
Senior Software Developer C and Linux
Senior Software Developer C and Linux
System Recruitment
Waterford, Lymington (SO41), SO41 9AZ
£250 - £350 per day
Key Skills: Software Developer, Software Engineer, C, Linux, Autotools, LDAP, Active Directory, Terraform, OpenTofu, API
Key Skills: Software Developer, Software Engineer, C, Linux, Autotools, LDAP, Active Directory, Terraform, OpenTofu, API
FEATURED
AI is changing how software is built - join a team leveraging its capabilities. Full Stack Developer - AI-first approach Location - Onsite in Southampton, Hampshire. Tech - JavaScript, TypeScript, AI (Claude. This is your opportunity to join a growing digital technology specialist as a Full Stack Developer using AI daily to improve speed, quality and customer outcomes. This role is ideal for someone who is comfortable moving between frontend, backend, data, and web, and who is already using AI tools as part of their day-to-day development workflow. You'll be working in a pragmatic, collaborative environment where developers take ownership of features from concept through to deployment, and where modern tooling and AI-assisted development are actively encouraged. What You'll Be Doing Building and maintaining features end-to-end, from UI through to APIs, databases, and ...
AI is changing how software is built - join a team leveraging its capabilities. Full Stack Developer - AI-first approach Location - Onsite in Southampton, Hampshire. Tech - JavaScript, TypeScript, AI (Claude. This is your opportunity to join a growing digital technology specialist as a Full Stack Developer using AI daily to improve speed, quality and customer outcomes. This role is ideal for someone who is comfortable moving between frontend, backend, data, and web, and who is already using AI tools as part of their day-to-day development workflow. You'll be working in a pragmatic, collaborative environment where developers take ownership of features from concept through to deployment, and where modern tooling and AI-assisted development are actively encouraged. What You'll Be Doing Building and maintaining features end-to-end, from UI through to APIs, databases, and ...
Roke, Roke Manor, Romsey, Hampshire, United Kingdom Job Description Posted Tuesday, 12 May 2026, 19:00 - Great ideas come from different minds. Thats why we bring together engineers, scientists, analysts, and creatives from every background and give them the trust, tools, and freedom to make a difference. What connects us is the mission: solving meaningful problems and building capability that protects what matters most. And as the challenges evolve, so do we working on the technologies that will shape tomorrow, not just today. About Roke - The Opportunity - Roke are now looking for a passionate DevSecOps Engineer with Software Development experience to become an aggregated part of our Defence Information Advantage team. Innovation is at the core of what we do. You will be encouraged to contribute to Rokes innovation process by devising ideas for products/ techniques, developing ...
Roke, Roke Manor, Romsey, Hampshire, United Kingdom Job Description Posted Tuesday, 12 May 2026, 19:00 - Great ideas come from different minds. Thats why we bring together engineers, scientists, analysts, and creatives from every background and give them the trust, tools, and freedom to make a difference. What connects us is the mission: solving meaningful problems and building capability that protects what matters most. And as the challenges evolve, so do we working on the technologies that will shape tomorrow, not just today. About Roke - The Opportunity - Roke are now looking for a passionate DevSecOps Engineer with Software Development experience to become an aggregated part of our Defence Information Advantage team. Innovation is at the core of what we do. You will be encouraged to contribute to Rokes innovation process by devising ideas for products/ techniques, developing ...
188 exact matches jobs are outside your preferred location
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API Creation and Integration
API Creation and Integration
FEATURED
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Connectivity: Design PL/SQL interfaces to handle RESTful API operations.
Connectivity: Design PL/SQL interfaces to handle RESTful API operations.
FEATURED
Build and manage secure API bridges to link platforms and allow them to share data efficiently.
Build and manage secure API bridges to link platforms and allow them to share data efficiently.
FEATURED
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Server Infrastructure Engineer
Server Infrastructure Engineer
CBSbutler Holdings Limited
Blandford Forum (DT11)
£550 - £600 per day + Outside IR35
+9 months + +On site in Blandford +SC cleared role +Outside IR35 +£550 - £600 a day - We are seeking a skilled and motivated Server Infrastructure Engineer to support the management, maintenance, and assurance of secure testbed environments that enable critical digital development, integration, and innovation activities within the Defence sector. Working as part of a specialist engineering team, you will be responsible for maintaining both on-premise and cloud-hosted infrastructure environments, ensuring secure, reliable, and continuous support for development activities, testing, exercises, and emerging AI capabilities. This is an exciting opportunity for an infrastructure professional with Defence CIS experience who enjoys working across server technologies, cloud platforms, virtualisation, networking, and cyber security. Key Responsibilities
+9 months + +On site in Blandford +SC cleared role +Outside IR35 +£550 - £600 a day - We are seeking a skilled and motivated Server Infrastructure Engineer to support the management, maintenance, and assurance of secure testbed environments that enable critical digital development, integration, and innovation activities within the Defence sector. Working as part of a specialist engineering team, you will be responsible for maintaining both on-premise and cloud-hosted infrastructure environments, ensuring secure, reliable, and continuous support for development activities, testing, exercises, and emerging AI capabilities. This is an exciting opportunity for an infrastructure professional with Defence CIS experience who enjoys working across server technologies, cloud platforms, virtualisation, networking, and cyber security. Key Responsibilities
Location: Farnborough (3 days per week onsite) Contract Length: Initial 3-month contract - IR35 Status: Outside IR35 - Security Clearance: All candidates must be eligible for security clearance prior to appointment. We are seeking an experienced Senior Software Engineer with strong geospatial data experience to join a high-performing engineering team delivering advanced data-driven and navigation-focused solutions within a complex operational environment. This role is suited to a hands-on software engineer with experience designing and developing scalable applications and services that work with geospatial datasets, spatial databases, and mapping technologies. Experience within the maritime domain and optimisation-based problem solving would be highly beneficial. Key Responsibilities * Design, develop, and maintain scalable software applications and services
Location: Farnborough (3 days per week onsite) Contract Length: Initial 3-month contract - IR35 Status: Outside IR35 - Security Clearance: All candidates must be eligible for security clearance prior to appointment. We are seeking an experienced Senior Software Engineer with strong geospatial data experience to join a high-performing engineering team delivering advanced data-driven and navigation-focused solutions within a complex operational environment. This role is suited to a hands-on software engineer with experience designing and developing scalable applications and services that work with geospatial datasets, spatial databases, and mapping technologies. Experience within the maritime domain and optimisation-based problem solving would be highly beneficial. Key Responsibilities * Design, develop, and maintain scalable software applications and services
FEATURED
Core Tech: Node.js, API Integration, Microservices, Microsoft Azure Cloud - Drive a culture of technical pride, ensuring robust API design, secure cloud deployment practices, and insightful code reviews. You will be equally comfortable discussing API design with frontend and mobile engineers as you are discussing business value and roadmap priorities with Senior Executives (C-suite/CxO level) to help them achieve their business ambitions.
Core Tech: Node.js, API Integration, Microservices, Microsoft Azure Cloud - Drive a culture of technical pride, ensuring robust API design, secure cloud deployment practices, and insightful code reviews. You will be equally comfortable discussing API design with frontend and mobile engineers as you are discussing business value and roadmap priorities with Senior Executives (C-suite/CxO level) to help them achieve their business ambitions.
We are proud of our market leading integrations estate, and our Open API capabilities, and continue to build on these with our * Open API for customers, ecosystem partners and Advice firms * Propose and lead on business and partnership models (license, tiered API, embedded UX, or per-event pricing)
We are proud of our market leading integrations estate, and our Open API capabilities, and continue to build on these with our * Open API for customers, ecosystem partners and Advice firms * Propose and lead on business and partnership models (license, tiered API, embedded UX, or per-event pricing)
Proficient in Go and/or Python and experienced with modern observability tooling; bonus points for containers/IoT OS, ACL-as-code patterns, and carrier/router API integrations.
Proficient in Go and/or Python and experienced with modern observability tooling; bonus points for containers/IoT OS, ACL-as-code patterns, and carrier/router API integrations.
Senior Developer – Enterprise Reporting & Applications
Senior Developer – Enterprise Reporting & Applications
Subsea Craft Limited
Portsmouth, Hampshire
£55,000 - £60,000 a year
Express.js for API and service development
Express.js for API and service development
InfoSum is the worlds leading data collaboration platform, providing solutions to the worlds largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock datas limitless potential, by enabling the worlds data to be connected but never shared. As a people-first organization, we can offer you the personal and professional flexibility needed to get the job done, grow with us, and help challenge the status quo. If you want to work with a business that encourages collaboration, and champions the idea that the sum is greater than its parts, then we want to hear from you. The Engineering department at InfoSum is dedicated to delivering high-quality, innovative software solutions that meet the needs of our customers and drive the success of our organization.
InfoSum is the worlds leading data collaboration platform, providing solutions to the worlds largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock datas limitless potential, by enabling the worlds data to be connected but never shared. As a people-first organization, we can offer you the personal and professional flexibility needed to get the job done, grow with us, and help challenge the status quo. If you want to work with a business that encourages collaboration, and champions the idea that the sum is greater than its parts, then we want to hear from you. The Engineering department at InfoSum is dedicated to delivering high-quality, innovative software solutions that meet the needs of our customers and drive the success of our organization.
InfoSum is the worlds leading data collaboration platform, providing solutions to the worlds largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock datas limitless potential, by enabling the worlds data to be connected but never shared. As a people-first organization, we can offer you the personal and professional flexibility needed to get the job done, grow with us, and help challenge the status quo. If you want to work with a business that encourages collaboration, and champions the idea that the sum is greater than its parts, then we want to hear from you. The Engineering department at InfoSum is dedicated to delivering high-quality, innovative software solutions that meet the needs of our customers and drive the success of our organization.
InfoSum is the worlds leading data collaboration platform, providing solutions to the worlds largest enterprises to allow collaboration across data sources and deliver richer customer experiences that prioritize consumer privacy. Our vision is to unlock datas limitless potential, by enabling the worlds data to be connected but never shared. As a people-first organization, we can offer you the personal and professional flexibility needed to get the job done, grow with us, and help challenge the status quo. If you want to work with a business that encourages collaboration, and champions the idea that the sum is greater than its parts, then we want to hear from you. The Engineering department at InfoSum is dedicated to delivering high-quality, innovative software solutions that meet the needs of our customers and drive the success of our organization.
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The ideal candidate will be an experienced Python developer with a strong understanding of modern backend engineering principles, cloud-native development, and API design.
The ideal candidate will be an experienced Python developer with a strong understanding of modern backend engineering principles, cloud-native development, and API design.
The ideal candidate will be an experienced Python developer with a strong understanding of modern backend engineering principles, cloud-native development, and API design.
The ideal candidate will be an experienced Python developer with a strong understanding of modern backend engineering principles, cloud-native development, and API design.
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IoT Hub, Device Provisioning Service (DPS) Azure Functions, Event Grid, MQTT Azure SQL, Storage, App Services API Management Strong understanding of modularization, domain boundaries, and API patterns Proven ability to convert requirements into structured architecture outputs Experience in large-scale enterprise environments Strong technical review and architectural governance capability Excellent communication skills to align engineering, product, field, security, and management Fluent English language skills, written and spoken (project language) Architecture Specifications Target architectures for incoming requirements Modularization and domain boundary recommendations API and integration design proposals 2.
IoT Hub, Device Provisioning Service (DPS) Azure Functions, Event Grid, MQTT Azure SQL, Storage, App Services API Management Strong understanding of modularization, domain boundaries, and API patterns Proven ability to convert requirements into structured architecture outputs Experience in large-scale enterprise environments Strong technical review and architectural governance capability Excellent communication skills to align engineering, product, field, security, and management Fluent English language skills, written and spoken (project language) Architecture Specifications Target architectures for incoming requirements Modularization and domain boundary recommendations API and integration design proposals 2.
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Develop ingestion patterns from API sources (batch and streaming) * Develop API connectors and ingestion pipelines using Python
Develop ingestion patterns from API sources (batch and streaming) * Develop API connectors and ingestion pipelines using Python
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Postman / basic API checks
Postman / basic API checks
Familiarity with MACH principles and how data services support API-first, cloud-native architectures. - Experience supporting microservices-based data products and API-driven integration.
Familiarity with MACH principles and how data services support API-first, cloud-native architectures. - Experience supporting microservices-based data products and API-driven integration.
Lead the design and evolution of automated test frameworks (UI, API, or service-level), aligned to the teams technology stack. o Open-source JS based libraries or frameworks for API testing, or Postman. Postman and Newman Cli for API testing
Lead the design and evolution of automated test frameworks (UI, API, or service-level), aligned to the teams technology stack. o Open-source JS based libraries or frameworks for API testing, or Postman. Postman and Newman Cli for API testing
FEATURED
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A leading consultancy are seeking a highly skilled ServiceNow Solution Architect to lead the design, optimisation, and expansion of their enterprise ServiceNow platform. As the ServiceNow Solution Architect (CSM) you will focus on driving process improvement, system integration, and scalable architecture, with a strong emphasis on Customer Service Management (CSM) as well as playing a critical role in shaping the application landscape, ensuring seamless integration of internal and customer-facing systems - This position is ideal for a professional who combines deep ServiceNow expertise, business process knowledge, and strong communication skills to deliver high-impact solutions. Responsibilities - o Customer Service Management (CSM) o Field Service Management (FSM) o IT Service Management (ITSM) o Strategic Portfolio Management (SPM)
A leading consultancy are seeking a highly skilled ServiceNow Solution Architect to lead the design, optimisation, and expansion of their enterprise ServiceNow platform. As the ServiceNow Solution Architect (CSM) you will focus on driving process improvement, system integration, and scalable architecture, with a strong emphasis on Customer Service Management (CSM) as well as playing a critical role in shaping the application landscape, ensuring seamless integration of internal and customer-facing systems - This position is ideal for a professional who combines deep ServiceNow expertise, business process knowledge, and strong communication skills to deliver high-impact solutions. Responsibilities - o Customer Service Management (CSM) o Field Service Management (FSM) o IT Service Management (ITSM) o Strategic Portfolio Management (SPM)
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Lead Java Developer - 6 Month - Government - Hybrid
Lead Java Developer - 6 Month - Government - Hybrid
Stealth IT Consulting Limited
UK
£570 per day 570 Inside IR35
Job Title: Lead Java Developer - Rate: £570 (Inside IR35) Duration: 6 months - Location: Hybrid - Once a week in Leeds and once every quater to Manchester - Clearance: BPSS - Stages: 1 Stage - Must Have Government & Lead Experience - Essential Skills & Experience * Extensive experience developing enterprise applications using Java. * Strong expertise with Java 11/17+, Spring Boot, and microservices architecture. * Experience designing and consuming REST APIs. * Strong knowledge of cloud platforms such as AWS or Azure. * Experience with containerisation technologies such as Docker and Kubernetes. * Knowledge of CI/CD pipelines and DevOps practices. * Strong understanding of software engineering principles, design patterns, and clean code practices. * Experience working within Agile and Scrum environments. * Ability to lead technical discussions and mentor engineering teams.
Job Title: Lead Java Developer - Rate: £570 (Inside IR35) Duration: 6 months - Location: Hybrid - Once a week in Leeds and once every quater to Manchester - Clearance: BPSS - Stages: 1 Stage - Must Have Government & Lead Experience - Essential Skills & Experience * Extensive experience developing enterprise applications using Java. * Strong expertise with Java 11/17+, Spring Boot, and microservices architecture. * Experience designing and consuming REST APIs. * Strong knowledge of cloud platforms such as AWS or Azure. * Experience with containerisation technologies such as Docker and Kubernetes. * Knowledge of CI/CD pipelines and DevOps practices. * Strong understanding of software engineering principles, design patterns, and clean code practices. * Experience working within Agile and Scrum environments. * Ability to lead technical discussions and mentor engineering teams.
FEATURED
Java Developer - Inside IR35 - Government
Java Developer - Inside IR35 - Government
Stealth IT Consulting Limited
UK
£500 per day 500 Inside IR35
Key Responsibilities * Design, develop, test, and maintain enterprise-grade Java applications * Build scalable RESTful APIs and microservices * Collaborate with architects, DevOps engineers, QA, and business stakeholders * Write clean, maintainable, and secure code following best practices * Participate in Agile ceremonies including sprint planning, stand-ups, and retrospectives * Perform code reviews and contribute to continuous improvement initiatives * Troubleshoot and resolve application defects and production issues * Contribute to CI/CD pipeline improvements and automated testing strategies * Ensure solutions comply with security, accessibility, and government digital standards * Support cloud-native development and deployment practices
Key Responsibilities * Design, develop, test, and maintain enterprise-grade Java applications * Build scalable RESTful APIs and microservices * Collaborate with architects, DevOps engineers, QA, and business stakeholders * Write clean, maintainable, and secure code following best practices * Participate in Agile ceremonies including sprint planning, stand-ups, and retrospectives * Perform code reviews and contribute to continuous improvement initiatives * Troubleshoot and resolve application defects and production issues * Contribute to CI/CD pipeline improvements and automated testing strategies * Ensure solutions comply with security, accessibility, and government digital standards * Support cloud-native development and deployment practices
FEATURED