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Api
Eastbury
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0 Contract API jobs in Eastbury, Hungerford + 20 miles
179 exact matches jobs are outside your preferred location
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New Senior Data Engineer Contract Roles We have multiple new Senior Data Engineer Contract roles for a London based financial services client of ours. This would be working on a greenfield project in a new team building out a digital platform. This is outside IR35, 1-2 days per week onsite in London and initial 6 month contract and an immediate start. The ideal candidate will be a data engineer from a software engineering background with machine learning experience. The rate available for this position is: £550-575pd * ETL / Data Pipelines / Data Integration * Python & Java (for building data pipelines & APIs) * Snowflake * AWS * Machine Learning * React or Angular Please apply directly or email me your CV on
New Senior Data Engineer Contract Roles We have multiple new Senior Data Engineer Contract roles for a London based financial services client of ours. This would be working on a greenfield project in a new team building out a digital platform. This is outside IR35, 1-2 days per week onsite in London and initial 6 month contract and an immediate start. The ideal candidate will be a data engineer from a software engineering background with machine learning experience. The rate available for this position is: £550-575pd * ETL / Data Pipelines / Data Integration * Python & Java (for building data pipelines & APIs) * Snowflake * AWS * Machine Learning * React or Angular Please apply directly or email me your CV on
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C# Engineer (Blazor Experience)
C# Engineer (Blazor Experience)
Hays
MK1, Milton Keynes
£350.0 - £400.0 per day + £350 - 400 per day Outside IR35
Role OverviewOur client based in Milton Keynes is looking for a passionate and skilled C# Engineer with proven experience in Blazor to join their growing development team. This is a fantastic opportunity to work on high-performance web applications in a collaborative and innovative environment. You'll be working closely with a talented team of developers, designers, and product managers to deliver cutting-edge solutions that drive real value. Responsibilities * Build and maintain interactive, scalable web applications using Blazor and .NET technologies. * Collaborate with cross-functional teams to define, design, and implement new features. * Ensure code quality through code reviews, unit testing, and adherence to best practices. * Troubleshoot and resolve issues across the full stack. * Contribute to technical discussions and share knowledge with the wider team.
Role OverviewOur client based in Milton Keynes is looking for a passionate and skilled C# Engineer with proven experience in Blazor to join their growing development team. This is a fantastic opportunity to work on high-performance web applications in a collaborative and innovative environment. You'll be working closely with a talented team of developers, designers, and product managers to deliver cutting-edge solutions that drive real value. Responsibilities * Build and maintain interactive, scalable web applications using Blazor and .NET technologies. * Collaborate with cross-functional teams to define, design, and implement new features. * Ensure code quality through code reviews, unit testing, and adherence to best practices. * Troubleshoot and resolve issues across the full stack. * Contribute to technical discussions and share knowledge with the wider team.
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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.
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Location: London, UK (Hybrid 3 days per week onsite)?? Type: Contract (6 months) | Rate: Market Rate (Inside IR35) About the Role - Our client, a leading global organization, is seeking an experienced and results-driven Technical Lead Braze Campaigns to join a leading technology team in London. In this role, you will lead the design, implementation, and optimization of data-driven, multi-channel customer engagement campaigns using the Braze platform. Youll guide and mentor technical teams, collaborate closely with marketing, product, and data stakeholders, and ensure the delivery of secure, scalable, and personalized customer journeys. Key Responsibilities * Lead the end-to-end technical implementation of Braze-powered campaigns across email, push notifications (mobile & web), in-app messaging, and content cards.
Location: London, UK (Hybrid 3 days per week onsite)?? Type: Contract (6 months) | Rate: Market Rate (Inside IR35) About the Role - Our client, a leading global organization, is seeking an experienced and results-driven Technical Lead Braze Campaigns to join a leading technology team in London. In this role, you will lead the design, implementation, and optimization of data-driven, multi-channel customer engagement campaigns using the Braze platform. Youll guide and mentor technical teams, collaborate closely with marketing, product, and data stakeholders, and ensure the delivery of secure, scalable, and personalized customer journeys. Key Responsibilities * Lead the end-to-end technical implementation of Braze-powered campaigns across email, push notifications (mobile & web), in-app messaging, and content cards.
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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
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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
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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
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We're looking for a versatile Software Engineer to join a leading Bristol-based business, delivering high-quality solutions for clients across finance, e-commerce, and technology. This is a hands-on role where you'll work across the full stack. Back-end services in C#/.NET and Python, and dynamic front-end applications using JavaScript, React, Node.js, and TypeScript. Location: Bristol (Hybrid) Contract: 6 Months (OIR35) Rate: £350-450 p/day - Start date: ASAP * Build and maintain software using C#/.NET, Python, JavaScript, React, Node.js, and TypeScript * Develop and optimise APIs, services, and integration layers. * Deliver end-to-end features across back-end, front-end, and cloud-hosted environments. * Write clean, efficient, and maintainable code following best practices. * Contribute to code reviews, testing, and Agile ceremonies.
We're looking for a versatile Software Engineer to join a leading Bristol-based business, delivering high-quality solutions for clients across finance, e-commerce, and technology. This is a hands-on role where you'll work across the full stack. Back-end services in C#/.NET and Python, and dynamic front-end applications using JavaScript, React, Node.js, and TypeScript. Location: Bristol (Hybrid) Contract: 6 Months (OIR35) Rate: £350-450 p/day - Start date: ASAP * Build and maintain software using C#/.NET, Python, JavaScript, React, Node.js, and TypeScript * Develop and optimise APIs, services, and integration layers. * Deliver end-to-end features across back-end, front-end, and cloud-hosted environments. * Write clean, efficient, and maintainable code following best practices. * Contribute to code reviews, testing, and Agile ceremonies.
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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.
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Location: Windsor, UK (Hybrid - 1 day per week in office) Contract: 6 months - Rate: £510 per day - Start Date: 15th September 2025 - About the Role - We are seeking an experienced Salesforce Vlocity Developer to join a major business unit on a contract basis. The successful candidate will be responsible for designing, developing, and implementing tailored Vlocity solutions within the Salesforce platform, with a particular focus on Energy & Utility Cloud. This is a hybrid role requiring one day per week in the Windsor office. Key Responsibilities - Design and develop custom Vlocity solutions including CPQ, CLM, and OmniStudio. - Translate product requirements into high-quality technical specifications. - Build and maintain Vlocity data models (objects, fields, relationships). - Develop custom Apex classes, triggers, and Visualforce pages to extend Salesforce functiona
Location: Windsor, UK (Hybrid - 1 day per week in office) Contract: 6 months - Rate: £510 per day - Start Date: 15th September 2025 - About the Role - We are seeking an experienced Salesforce Vlocity Developer to join a major business unit on a contract basis. The successful candidate will be responsible for designing, developing, and implementing tailored Vlocity solutions within the Salesforce platform, with a particular focus on Energy & Utility Cloud. This is a hybrid role requiring one day per week in the Windsor office. Key Responsibilities - Design and develop custom Vlocity solutions including CPQ, CLM, and OmniStudio. - Translate product requirements into high-quality technical specifications. - Build and maintain Vlocity data models (objects, fields, relationships). - Develop custom Apex classes, triggers, and Visualforce pages to extend Salesforce functiona
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
Build with modern paradigms : Be comfortable delivering microservices architecture (API, GraphQL), and leverage AI to get things done
Build with modern paradigms : Be comfortable delivering microservices architecture (API, GraphQL), and leverage AI to get things done
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.
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.
Familiarity with standard B2B protocols such as AS2, VDA, OFTP2, SFTP, FTPS, API, and VANs.
Familiarity with standard B2B protocols such as AS2, VDA, OFTP2, SFTP, FTPS, API, and VANs.
Wallarm is the only solution that unifies best-in-class API Security and WAAP (Next-Gen WAF) capabilities to protect your entire API and web application portfolio in multi-cloud and cloud-native environments. * Recommend API security best practices, application architectures, platforms and application infrastructure required to successfully implement a complete API security solution based on Wallarm - Prior experience in API security, API management, SIEM, Software Development, DevOps, DevSecOps, or web application firewalls is preferred
Wallarm is the only solution that unifies best-in-class API Security and WAAP (Next-Gen WAF) capabilities to protect your entire API and web application portfolio in multi-cloud and cloud-native environments. * Recommend API security best practices, application architectures, platforms and application infrastructure required to successfully implement a complete API security solution based on Wallarm - Prior experience in API security, API management, SIEM, Software Development, DevOps, DevSecOps, or web application firewalls is preferred
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Proficiency in API integration, data modelling, data migration, and experience with cloud-based architectures.
Proficiency in API integration, data modelling, data migration, and experience with cloud-based architectures.
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
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At Mitratech, we are a team of technologists focused on building world-class products that simplify operations in the Legal, Risk, Compliance, and HR functions. We are a close-knit, globally dispersed team that thrives in an ecosystem that supports individual excellence and takes pride in its diverse and inclusive work culture centered around great people practices, learning opportunities, and having fun! Our culture is the ideal blend of entrepreneurial spirit and enterprise investment, enabling the chance to move at a rapid pace with some of the most complex, leading-edge technologies available. For over 35 years, the experts at Mitratech have been focused on solving the complex needs. Today, we serve 20,000 client companies of all sizes globally, representing 30% of the Fortune 500 and over 500,000 users in over 160 countries.
At Mitratech, we are a team of technologists focused on building world-class products that simplify operations in the Legal, Risk, Compliance, and HR functions. We are a close-knit, globally dispersed team that thrives in an ecosystem that supports individual excellence and takes pride in its diverse and inclusive work culture centered around great people practices, learning opportunities, and having fun! Our culture is the ideal blend of entrepreneurial spirit and enterprise investment, enabling the chance to move at a rapid pace with some of the most complex, leading-edge technologies available. For over 35 years, the experts at Mitratech have been focused on solving the complex needs. Today, we serve 20,000 client companies of all sizes globally, representing 30% of the Fortune 500 and over 500,000 users in over 160 countries.
Experience developing API and UI
Experience developing API and UI
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Understanding of Rest API's
Understanding of Rest API's
Work closely with Windows OS components , including Windows Registry, COM API, Windows Events, and system services . * Strong understanding of Windows internals , including services, registry, COM API, and event handling.
Work closely with Windows OS components , including Windows Registry, COM API, Windows Events, and system services . * Strong understanding of Windows internals , including services, registry, COM API, and event handling.
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Experience in API (REST, GraphQL) design and development
Experience in API (REST, GraphQL) design and development
Develop efficient data access patterns within our Python API to support application performance and scalability * Experience with event-driven design patterns and frontend state management (Redux, Context API)
Develop efficient data access patterns within our Python API to support application performance and scalability * Experience with event-driven design patterns and frontend state management (Redux, Context API)
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