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39 Contract API jobs in Marylebone (W1) + 20 miles
203 exact matches jobs are outside your preferred location
Knowledge of document databases (MongoDB) and API interaction tools (such as Postman, or similar) * Experience with industry standard API Authentication/Authorization, including OAuth, OpenID Connect, SAML2
Knowledge of document databases (MongoDB) and API interaction tools (such as Postman, or similar) * Experience with industry standard API Authentication/Authorization, including OAuth, OpenID Connect, SAML2
Familiarity with REST API testing using tools like Postman.
Familiarity with REST API testing using tools like Postman.
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Experience in API (REST, GraphQL) design and development
Experience in API (REST, GraphQL) design and development
Multiple locations: US, UK, Germany - The Solution Architect is responsible for designing and delivering end-to-end technology solutions that align with business objectives, enterprise architecture standards, and technology strategy. This role acts as a bridge between business needs and technical implementation, ensuring scalable, secure, and sustainable solutions. Collaborate with stakeholders to understand business requirements and translate them in to technical solutions. Design high-level architecture blueprints and detailed solution designs. Evaluate and select appropriate technologies, platforms, and tools. Ensure solutions align with enterprise architecture standards and security policies. Lead technical design sessions and provide guidance to development and infrastructure teams. Support project delivery through architecture governance, design reviews, and ris
Multiple locations: US, UK, Germany - The Solution Architect is responsible for designing and delivering end-to-end technology solutions that align with business objectives, enterprise architecture standards, and technology strategy. This role acts as a bridge between business needs and technical implementation, ensuring scalable, secure, and sustainable solutions. Collaborate with stakeholders to understand business requirements and translate them in to technical solutions. Design high-level architecture blueprints and detailed solution designs. Evaluate and select appropriate technologies, platforms, and tools. Ensure solutions align with enterprise architecture standards and security policies. Lead technical design sessions and provide guidance to development and infrastructure teams. Support project delivery through architecture governance, design reviews, and ris
Experience with microservice and API-based development, including designing and implementing REST and GraphQL APIs, and understanding API security patterns.
Experience with microservice and API-based development, including designing and implementing REST and GraphQL APIs, and understanding API security patterns.
RESPONSABILITIES Translate business and technical needs into clear product requirements, including user stories, acceptance criteria, and data schemas; Prioritize data features and deliverables based on impact, effort, and strategic alignment; Define and enforce data quality standards (accuracy, completeness, timeliness) for published data sets; Collaborate with engineering and governance teams on lineage, metadata, access controls, and compliance (e.g., GDPR); Develop and maintain a data-product roadmap with versioning, documentation, and API endpoints; Craft external documentation such as data dictionaries, schema definitions, sample queries, and usage guides; Define and track adoption metrics (API calls, downloads, user feedback); Facilitate agile ceremonies to align teams on data-product goals; Mentor junior product team members o
RESPONSABILITIES Translate business and technical needs into clear product requirements, including user stories, acceptance criteria, and data schemas; Prioritize data features and deliverables based on impact, effort, and strategic alignment; Define and enforce data quality standards (accuracy, completeness, timeliness) for published data sets; Collaborate with engineering and governance teams on lineage, metadata, access controls, and compliance (e.g., GDPR); Develop and maintain a data-product roadmap with versioning, documentation, and API endpoints; Craft external documentation such as data dictionaries, schema definitions, sample queries, and usage guides; Define and track adoption metrics (API calls, downloads, user feedback); Facilitate agile ceremonies to align teams on data-product goals; Mentor junior product team members o
Add support for new/future API/input language features
Add support for new/future API/input language features
Working knowledge of creating data connections - e.g. SQL and relational databases, DataBricks, JSON files, API services, Data Lakes
Working knowledge of creating data connections - e.g. SQL and relational databases, DataBricks, JSON files, API services, Data Lakes
Proficiency in Python (especially API packages), SQL, Power BI, and Power Automate
Proficiency in Python (especially API packages), SQL, Power BI, and Power Automate
Experience with API Gateways (e.g. GCP). * Knowledge of security best practices in API development (e.g., SAML, OAuth, JWT).
Experience with API Gateways (e.g. GCP). * Knowledge of security best practices in API development (e.g., SAML, OAuth, JWT).
Software Engineer, Data – Query Intelligence & Infrastructure - 6 Month Contract
Software Engineer, Data – Query Intelligence & Infrastructure - 6 Month Contract
Benchsci U.K. Limited
London
Competitive
Your work will involve API development, performance optimization, and maintaining high-performance access to large, interconnected datasets.
Your work will involve API development, performance optimization, and maintaining high-performance access to large, interconnected datasets.
Additionally, our apps and API are trusted by tens of thousands of drivers and fleets including Blue Badge innovators Motability Operations.
Additionally, our apps and API are trusted by tens of thousands of drivers and fleets including Blue Badge innovators Motability Operations.
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Data Access and Availability: Control and manage access to data for internal and external stakeholders, working with our tech and API teams to ensure seamless data transfer.
Data Access and Availability: Control and manage access to data for internal and external stakeholders, working with our tech and API teams to ensure seamless data transfer.
Implementation of Salesforce Flows to a high standard (e.g. screen flows, triggered flows, API flows)
Implementation of Salesforce Flows to a high standard (e.g. screen flows, triggered flows, API flows)
Through our platform a merchant can connect via a simple API connection to the world's payment ecosystem, increasing conversion at lower cost and satisfying their entire payments needs.
Through our platform a merchant can connect via a simple API connection to the world's payment ecosystem, increasing conversion at lower cost and satisfying their entire payments needs.
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Familiarity with API and web-based data delivery systems
Familiarity with API and web-based data delivery systems
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Experience building APIs in the AWS stack (e.g., API Gateway, Lambda, ECS/EKS). * Fully integrated front-end dashboards with API-driven reporting queries.
Experience building APIs in the AWS stack (e.g., API Gateway, Lambda, ECS/EKS). * Fully integrated front-end dashboards with API-driven reporting queries.
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Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
Serverless (Lambda, API Gateway, EventBridge, Step Functions) and container platforms (ECS/EKS).
Serverless (Lambda, API Gateway, EventBridge, Step Functions) and container platforms (ECS/EKS).
Experience in API integration (REST/SOAP) through ERP systems, IoT devices and or third-party logistics platforms. * API/Data Integration Accuracy: % of successful data exchanges between WMS and ERP/third-party systems without manual intervention.
Experience in API integration (REST/SOAP) through ERP systems, IoT devices and or third-party logistics platforms. * API/Data Integration Accuracy: % of successful data exchanges between WMS and ERP/third-party systems without manual intervention.
Experience in API integration (REST/SOAP) through ERP systems, IoT devices and or third-party logistics platforms. * API/Data Integration Accuracy: % of successful data exchanges between WMS and ERP/third-party systems without manual intervention.
Experience in API integration (REST/SOAP) through ERP systems, IoT devices and or third-party logistics platforms. * API/Data Integration Accuracy: % of successful data exchanges between WMS and ERP/third-party systems without manual intervention.
At Barings, we are as invested in our associates as we are in our clients. We recognize those who work diligently for us and reward them for personal and professional integrity, communication skills, distinct competencies and expertise in specific strategies, ability to collaborate as a team member and true dedication to the interests of our clients. We thank you for your interest in joining the Barings team, and invite you to explore our current employment opportunities. Job Title: Enterprise Architect Location: London or Charlotte, NC / Hybrid - Department: Global Technology & Operations - Reports To: Head of Enterprise Architecture - Level: Associate Director / Director (depending on experience) About Barings Barings is a leading global financial services firm committed to meeting the evolving investment and capital needs of our clients.
At Barings, we are as invested in our associates as we are in our clients. We recognize those who work diligently for us and reward them for personal and professional integrity, communication skills, distinct competencies and expertise in specific strategies, ability to collaborate as a team member and true dedication to the interests of our clients. We thank you for your interest in joining the Barings team, and invite you to explore our current employment opportunities. Job Title: Enterprise Architect Location: London or Charlotte, NC / Hybrid - Department: Global Technology & Operations - Reports To: Head of Enterprise Architecture - Level: Associate Director / Director (depending on experience) About Barings Barings is a leading global financial services firm committed to meeting the evolving investment and capital needs of our clients.
Upvests Investment API is easy to integrate so that fintechs and enterprises alike can save resources and fully focus on their core business.? Were building the first European Investment API to enable any financial institution offering a wide range of efficient and transparent investment products, such as stocks and ETFs in nominal, portfolio, and fractional form. * Continuous learning: The complex yet fascinating field of investments, building an API product on a state-of-the-art tech stack, and working with the most relevant fintechs and financial institutions provide for an incredibly rewarding learning experience.
Upvests Investment API is easy to integrate so that fintechs and enterprises alike can save resources and fully focus on their core business.? Were building the first European Investment API to enable any financial institution offering a wide range of efficient and transparent investment products, such as stocks and ETFs in nominal, portfolio, and fractional form. * Continuous learning: The complex yet fascinating field of investments, building an API product on a state-of-the-art tech stack, and working with the most relevant fintechs and financial institutions provide for an incredibly rewarding learning experience.
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Familiarity with WhatsApp Business API, web-socket or webhook architectures, and common live-chat SDKs.
Familiarity with WhatsApp Business API, web-socket or webhook architectures, and common live-chat SDKs.
Serve as the primary technical contact for advanced issues related to software, product data feeds, API integrations, and FTP * Advanced expertise in REST and SOAP API integrations and troubleshooting
Serve as the primary technical contact for advanced issues related to software, product data feeds, API integrations, and FTP * Advanced expertise in REST and SOAP API integrations and troubleshooting
Related Jobs
Locations
- Millwall
- Shadwell
- Fivensgreen
- Haslemere Industrial Estate
- Holloway
- Kempston
- Little Blenheim
- Milton
- Shoreditch
- Southwark
- City of London
- Central London
- West End
- East London
- Reading
- Windsor
- Milton Keynes
- North West London
- Cambridge
- South West London
- London
- Berkshire
- Buckinghamshire
- Surrey
- Cambridgeshire
- Hampshire
- Oxfordshire
- Bedfordshire
- West Sussex
- Hertfordshire
- South East
- East Anglia