Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
2 Contract API jobs in Kidlington + 10 miles
231 exact matches jobs are outside your preferred location
)
Expertise in Cisco Meraki and Cisco SASE solutions are essential, and API DevNet skills are highly advantageous. * API DevNet skills are highly beneficial.
Expertise in Cisco Meraki and Cisco SASE solutions are essential, and API DevNet skills are highly advantageous. * API DevNet skills are highly beneficial.
PREMIUM
)
Familiarity with enterprise integration patterns and API management.
Familiarity with enterprise integration patterns and API management.
)
Strong knowledge of the API/integration lifecycle, including design, deployment, and enhancement. * Expertise in RESTful & SOAP API design, APIM policy, and transformations. * Skilled in API/Integration security protocols & best practices. * Practical experience with Postman, API monitoring, and documentation tools. * Knowledge of Open API Specification, WSDL, SOAP, XSLT. * Application Insight proficiency in .NET and .NET Core (Web, API) and working knowledge of VS Code with Azure.
Strong knowledge of the API/integration lifecycle, including design, deployment, and enhancement. * Expertise in RESTful & SOAP API design, APIM policy, and transformations. * Skilled in API/Integration security protocols & best practices. * Practical experience with Postman, API monitoring, and documentation tools. * Knowledge of Open API Specification, WSDL, SOAP, XSLT. * Application Insight proficiency in .NET and .NET Core (Web, API) and working knowledge of VS Code with Azure.
NEW
)
Design and implement API integrations to integrate data
Design and implement API integrations to integrate data
)
The Azure DevOps Engineer will design, build, and maintain CI/CD pipelines to support the API backbone and other digital initiatives. * Contribute to the ongoing development of a scalable, resilient digital API infrastructure. * Familiarity with API-driven architectures, microservices, and integration patterns.
The Azure DevOps Engineer will design, build, and maintain CI/CD pipelines to support the API backbone and other digital initiatives. * Contribute to the ongoing development of a scalable, resilient digital API infrastructure. * Familiarity with API-driven architectures, microservices, and integration patterns.
)
Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
)
Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
)
Mid-Level C++ Developer (5+ years of experience) Location:Hybrid - 2-3 days onsite in Hounslow - Rate:£430 per day (Inside IR35) Duration:12 months (Extension highly likely) Are you an experienced C++ Developer looking for your next long-term contract? We are seeking a technically strong and versatileMid-Level C++ Developerto join our client's high-performing team on a travel technology project. Key Responsibilities * Develop and maintain high-performance Back End components using C++11 or newer. * Design dynamic, responsive Front End interfaces with AngularJS/Angular 2+. * Support and enhance existing systems with a focus on performance, stability, and maintainability. * Collaborate with cross-functional teams (Product Owners, QA, DevOps, etc.) to deliver new features. * Refactor Legacy code and actively contribute to reducing technical debt.
Mid-Level C++ Developer (5+ years of experience) Location:Hybrid - 2-3 days onsite in Hounslow - Rate:£430 per day (Inside IR35) Duration:12 months (Extension highly likely) Are you an experienced C++ Developer looking for your next long-term contract? We are seeking a technically strong and versatileMid-Level C++ Developerto join our client's high-performing team on a travel technology project. Key Responsibilities * Develop and maintain high-performance Back End components using C++11 or newer. * Design dynamic, responsive Front End interfaces with AngularJS/Angular 2+. * Support and enhance existing systems with a focus on performance, stability, and maintainability. * Collaborate with cross-functional teams (Product Owners, QA, DevOps, etc.) to deliver new features. * Refactor Legacy code and actively contribute to reducing technical debt.
)
API Integration Experience:Proven track record of consuming and building APIs for data exchange * Strong understanding of API development and integration (REST, GraphQL)
API Integration Experience:Proven track record of consuming and building APIs for data exchange * Strong understanding of API development and integration (REST, GraphQL)
NEW
Job Title: Salesforce Vlocity Developer - Location: Windsor, UK (Hybrid 1 day per week onsite) Contract Duration: 6 Months - Day Rate: £500 Inside IR35 - About the Role - We are looking for an experienced Salesforce Vlocity Developer to join a major business unit on a 6-month contract. This is a hybrid role requiring weekly onsite presence in Windsor, offering an exciting opportunity to work on cutting-edge Salesforce solutions within a collaborative team environment. Key Responsibilities * Design and develop custom Vlocity solutions on the Salesforce platform, including CPQ, CLM, and OmniStudio. * Translate business and product requirements into technical specifications. * Build and maintain Vlocity data models, including objects, fields, and relationships. * Develop custom Apex classes, triggers, and Lightning Web Components.
Job Title: Salesforce Vlocity Developer - Location: Windsor, UK (Hybrid 1 day per week onsite) Contract Duration: 6 Months - Day Rate: £500 Inside IR35 - About the Role - We are looking for an experienced Salesforce Vlocity Developer to join a major business unit on a 6-month contract. This is a hybrid role requiring weekly onsite presence in Windsor, offering an exciting opportunity to work on cutting-edge Salesforce solutions within a collaborative team environment. Key Responsibilities * Design and develop custom Vlocity solutions on the Salesforce platform, including CPQ, CLM, and OmniStudio. * Translate business and product requirements into technical specifications. * Build and maintain Vlocity data models, including objects, fields, and relationships. * Develop custom Apex classes, triggers, and Lightning Web Components.
NEW
)
We have an exciting opportunity for a Senior Salesforce Administrator / Developer(Technical Specialist) at NPL. The focus for this role is to lead on the design, development, and support of the platform. Youll be joining the Enterprise Systems team. Salesforce is becoming a crucial business tool within NPL and we require a Snr Salesforce Administrator/Developer(Technical Specialist) to support the adoption within the business. The person will be required to collaborate withkey stakeholders in the organisation, including Sales, Marketing, Commercial Excellence,business analysts,project managersand end-users to gather and analyse their business needs and requirements, and to consequently drive the development of the Salesforce platform in response to those needs to meet strategic objectives. This role will be looked upon to execute and lead on technical implementations
We have an exciting opportunity for a Senior Salesforce Administrator / Developer(Technical Specialist) at NPL. The focus for this role is to lead on the design, development, and support of the platform. Youll be joining the Enterprise Systems team. Salesforce is becoming a crucial business tool within NPL and we require a Snr Salesforce Administrator/Developer(Technical Specialist) to support the adoption within the business. The person will be required to collaborate withkey stakeholders in the organisation, including Sales, Marketing, Commercial Excellence,business analysts,project managersand end-users to gather and analyse their business needs and requirements, and to consequently drive the development of the Salesforce platform in response to those needs to meet strategic objectives. This role will be looked upon to execute and lead on technical implementations
NEWFEATURED
Solution Architect - Location: Windsor, UK (Hybrid 1 day per week onsite) Type: Contract (6 months) | Rate: £500/day (Inside IR35) Start Date: 15 September 2025 - About the Role - Our client, a leading global organization, is seeking an experienced Solution Architect to play a key role in shaping and delivering scalable, secure, and efficient solutions within a large-scale transformation programme. You will be responsible for defining technology roadmaps, ensuring architectural best practices, and collaborating with stakeholders across business and IT functions. This is a hands-on, strategic role requiring strong architecture expertise, particularly in AWS integration, application hosting, governance, and security roadmaps, with the ability to influence at senior levels and guide implementation teams. Key Responsibilities
Solution Architect - Location: Windsor, UK (Hybrid 1 day per week onsite) Type: Contract (6 months) | Rate: £500/day (Inside IR35) Start Date: 15 September 2025 - About the Role - Our client, a leading global organization, is seeking an experienced Solution Architect to play a key role in shaping and delivering scalable, secure, and efficient solutions within a large-scale transformation programme. You will be responsible for defining technology roadmaps, ensuring architectural best practices, and collaborating with stakeholders across business and IT functions. This is a hands-on, strategic role requiring strong architecture expertise, particularly in AWS integration, application hosting, governance, and security roadmaps, with the ability to influence at senior levels and guide implementation teams. Key Responsibilities
NEW
)
Lead the design and development of automated UI and API testing solutions using SpecFlow and Playwright, written in C# .NET.
Lead the design and development of automated UI and API testing solutions using SpecFlow and Playwright, written in C# .NET.
NEWFEATURED
)
Implement schema registries, data contracts, and API-first data governance.
Implement schema registries, data contracts, and API-first data governance.
NEWFEATURED
API gateway
API gateway
PREMIUM
Reporting to the Global Head of Integration Platform, this leader will be responsible for leading the design and delivery for our Integration and API platforms - S/he will establish an API factory across our development centers in Greece and India and develop reusable APIs for our Digital Commercial Insurance segment and Digitally enabled Middle market and Major accounts segments - Drive purposeful thought leadership, strategy and execution for Chubbs Integration and API Platform team of over 100 engineers - Provide strategic engineering leadership, oversight, guidance and support to drive a competitive edge by leveraging cloud scale architectures and next gen technology solutions in the Integration, API and BPM space.
Reporting to the Global Head of Integration Platform, this leader will be responsible for leading the design and delivery for our Integration and API platforms - S/he will establish an API factory across our development centers in Greece and India and develop reusable APIs for our Digital Commercial Insurance segment and Digitally enabled Middle market and Major accounts segments - Drive purposeful thought leadership, strategy and execution for Chubbs Integration and API Platform team of over 100 engineers - Provide strategic engineering leadership, oversight, guidance and support to drive a competitive edge by leveraging cloud scale architectures and next gen technology solutions in the Integration, API and BPM space.
)
Experience with MuleSoft and API Gateways.
Experience with MuleSoft and API Gateways.
We collaborate closely with product, engineering, research, and GTM teams to ensure the developer journeyfrom initial API call to full production deploymentis seamless, effective, and delightful.
We collaborate closely with product, engineering, research, and GTM teams to ensure the developer journeyfrom initial API call to full production deploymentis seamless, effective, and delightful.
NEW
We are looking for a Staff Software Engineer to join Datadog's API Platform group. This team owns the infrastructure and tooling behind our public API surface, which spans more than 7,000 endpoints and supports a vast range of customers and integrations. As a Staff Engineer, you will have the opportunity to contribute to a broad set of projects across multiple teams that support API routing, reliability, web frameworks, and large-scale automation. You will collaborate with teams that build and evolve internal frameworks, traffic shaping and routing logic, reliability tooling, and developer enablement for API infrastructure. * Lead technical direction across multiple teams spanning API routing, rate limiting, frameworks, reliability tooling, and infrastructure automation. * Help define
We are looking for a Staff Software Engineer to join Datadog's API Platform group. This team owns the infrastructure and tooling behind our public API surface, which spans more than 7,000 endpoints and supports a vast range of customers and integrations. As a Staff Engineer, you will have the opportunity to contribute to a broad set of projects across multiple teams that support API routing, reliability, web frameworks, and large-scale automation. You will collaborate with teams that build and evolve internal frameworks, traffic shaping and routing logic, reliability tooling, and developer enablement for API infrastructure. * Lead technical direction across multiple teams spanning API routing, rate limiting, frameworks, reliability tooling, and infrastructure automation. * Help define
Knowledge of API design and development best practices
Knowledge of API design and development best practices
Our ideal candidate is an experienced and resourceful engineer, comfortable building relationships with other established product teams to understand where we can use existing learnings to influence decisions and align on approaches, collaborating with frontend engineers to guide and agree API behaviours and expectations through documented contracts, and working closely with product stakeholders to agree on MVP requirements.
Our ideal candidate is an experienced and resourceful engineer, comfortable building relationships with other established product teams to understand where we can use existing learnings to influence decisions and align on approaches, collaborating with frontend engineers to guide and agree API behaviours and expectations through documented contracts, and working closely with product stakeholders to agree on MVP requirements.
At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators and champions of inclusion, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. Were seeking a future team member for the role of Director of Technology, FX Execution Services to join our team. This role is located in London.
At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators and champions of inclusion, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. Were seeking a future team member for the role of Director of Technology, FX Execution Services to join our team. This role is located in London.
Act as SME for NW-API across Enterprise Sales, Partnerships, Alliances, and Solution Engineers globally (EMEA, US, APAC). * Maintain expert-level knowledge of NW-API platforms/solutions and communicate value propositions as a recognised industry leader. * Lead client engagements to operationalise and scale NW-API and fraud prevention solutions, driving new revenue opportunities.
Act as SME for NW-API across Enterprise Sales, Partnerships, Alliances, and Solution Engineers globally (EMEA, US, APAC). * Maintain expert-level knowledge of NW-API platforms/solutions and communicate value propositions as a recognised industry leader. * Lead client engagements to operationalise and scale NW-API and fraud prevention solutions, driving new revenue opportunities.
Background in developing with C#, .NET, Web Services, Web Forms, MVC, JavaScript, jQuery, CSS, HTML, React, Web APIs and Visual Studio, API integrations
Background in developing with C#, .NET, Web Services, Web Forms, MVC, JavaScript, jQuery, CSS, HTML, React, Web APIs and Visual Studio, API integrations
Solid understanding of RESTful web services and API design principles
Solid understanding of RESTful web services and API design principles