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        22 API jobs in Bicester + 20 miles

        ServiceNow Solution Architect

        FryerMiles Recruitment
        Fenny Lock, Milton Keynes (MK1), MK1 1AS
        £475 - 500 per day
        Proficiency in JavaScript and REST/SOAP API integrations
        Proficiency in JavaScript and REST/SOAP API integrations

        SQL Developer – Data Integration

        Hireful
        Milton Keynes, Buckinghamshire
        £50k - £55k base per annum + Bonus and Benefits.
        If you bring experience in education or finance systems, automation tools, or API integrations, even better.
        If you bring experience in education or finance systems, automation tools, or API integrations, even better.
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        FEATURED
        Essential Skills - Solution Architecture and Design Significant experience as a Solution Architect, ideally within complex financial services environments Domain knowledge in o Retail Banking products - e.g. - Unsecured loans Personal Accounts banking & savings and Bonds (fixed term deposits) o Business Segmentation Retail, business banking, private o * Onboarding processes for Personal account o Core Banking products (customers, accounts, pricing, transactions, etc) and related services essential to the operations of a bank Domain driven design, with working knowledge of the BIAN framework, TOGAF, ArchiMate * Proven experience in defining & documenting As-Is & Target Architecture, working with stakeholders to help define & deliver strategic objectives & roadmaps, being embedded into the functional domain, balancing business requirements with functional & technical
        Essential Skills - Solution Architecture and Design Significant experience as a Solution Architect, ideally within complex financial services environments Domain knowledge in o Retail Banking products - e.g. - Unsecured loans Personal Accounts banking & savings and Bonds (fixed term deposits) o Business Segmentation Retail, business banking, private o * Onboarding processes for Personal account o Core Banking products (customers, accounts, pricing, transactions, etc) and related services essential to the operations of a bank Domain driven design, with working knowledge of the BIAN framework, TOGAF, ArchiMate * Proven experience in defining & documenting As-Is & Target Architecture, working with stakeholders to help define & deliver strategic objectives & roadmaps, being embedded into the functional domain, balancing business requirements with functional & technical
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        Java Backend Engineer

        Interact Consulting Limited
        Milton Keynes (MK9)
        500-550 a day
        We're looking for a skilled Java Backend Engineer with strong experience in Spring and microservices to join our growing team. It is a UK based, fully remote, outside IR35, initial 6-month contract. * Build and maintain scalable microservices. * Develop REST APIs using Java & Spring. * Collaborate with cross-functional teams. * Write clean, efficient, and testable code. * Strong Java (8+) and Spring experience. * Solid background in microservices architecture. * Experience with REST APIs, Docker, and CI/CD. * Knowledge of databases (SQL). * Knowledge of Azure. Apply now to join a fast-moving, collaborative team.
        We're looking for a skilled Java Backend Engineer with strong experience in Spring and microservices to join our growing team. It is a UK based, fully remote, outside IR35, initial 6-month contract. * Build and maintain scalable microservices. * Develop REST APIs using Java & Spring. * Collaborate with cross-functional teams. * Write clean, efficient, and testable code. * Strong Java (8+) and Spring experience. * Solid background in microservices architecture. * Experience with REST APIs, Docker, and CI/CD. * Knowledge of databases (SQL). * Knowledge of Azure. Apply now to join a fast-moving, collaborative team.
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        Full Stack Developer

        Hays
        Milton Keynes (MK1)
        £350.0 - £400.0 per annum + £350 - £400 per day
        Your new role - We are looking for an experienced Full Stack C# Web Developer with strong React expertise to support the development and enhancement of a web-based compliance portal for a key programme. Responsibilities * Design, develop, and maintain a secure, scalable compliance web portal * Build and enhance back-end services using C# and .NET / .NET Core * Develop modern, responsive front-end applications using React * Integrate front-end components with RESTful APIs * Work closely with product owners, business analysts, and QA engineers * Ensure high standards of security, performance, and maintainability * Contribute to code reviews, documentation, and technical standards - What you'll need to succeed * Proven experience as a Full Stack Developer * Strong C# and .NET / .NET Core development background * Commercial experience building applications with React
        Your new role - We are looking for an experienced Full Stack C# Web Developer with strong React expertise to support the development and enhancement of a web-based compliance portal for a key programme. Responsibilities * Design, develop, and maintain a secure, scalable compliance web portal * Build and enhance back-end services using C# and .NET / .NET Core * Develop modern, responsive front-end applications using React * Integrate front-end components with RESTful APIs * Work closely with product owners, business analysts, and QA engineers * Ensure high standards of security, performance, and maintainability * Contribute to code reviews, documentation, and technical standards - What you'll need to succeed * Proven experience as a Full Stack Developer * Strong C# and .NET / .NET Core development background * Commercial experience building applications with React
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        Python Developer--SC Cleared

        Morson Edge
        Granby Industrial Estate, Milton Keynes (MK1), MK1 1AX
        £500 - 550 per day
        Python Develoepr, ideally with current SC Security Clearance, is needed to work with our central government full time on site in Milton Keynes. The Python Developer will be responsible for designing, developing, testing, and maintaining high-quality software solutions using Python. Delivering scalable, efficient, and maintainable code while collaborating with cross-functional teams to meet business and technical requirements. • Strong hands-on experience in Python with substantial experience of building production-grade applications. • Current SC Security Clearance or eligibility for SC Clearance • Experience in Golang including developing scalable backend services • Experience in C# / .NET including building enterprise-grade applications • Experience of designing, developing, and maintaining microservices-based architectures
        Python Develoepr, ideally with current SC Security Clearance, is needed to work with our central government full time on site in Milton Keynes. The Python Developer will be responsible for designing, developing, testing, and maintaining high-quality software solutions using Python. Delivering scalable, efficient, and maintainable code while collaborating with cross-functional teams to meet business and technical requirements. • Strong hands-on experience in Python with substantial experience of building production-grade applications. • Current SC Security Clearance or eligibility for SC Clearance • Experience in Golang including developing scalable backend services • Experience in C# / .NET including building enterprise-grade applications • Experience of designing, developing, and maintaining microservices-based architectures
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        PREMIUM
        We are looking for the right people people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the worlds largest providers of products and services to the global energy industry. Job Duties - We are looking for the right people people who want to innovate, achieve, and grow. Experience the challenges, rewards, and opportunities of working for one of the worlds largest providers of products and services to the global energy industry. Our organization consists of multiple product teams focused on delivering scalable, secure, and high-performance software solutions that meet evolving business needs. We are seeking a talented QA automation engineer with 2+ years' experience to join the ...
        We are looking for the right people people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the worlds largest providers of products and services to the global energy industry. Job Duties - We are looking for the right people people who want to innovate, achieve, and grow. Experience the challenges, rewards, and opportunities of working for one of the worlds largest providers of products and services to the global energy industry. Our organization consists of multiple product teams focused on delivering scalable, secure, and high-performance software solutions that meet evolving business needs. We are seeking a talented QA automation engineer with 2+ years' experience to join the ...
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        Senior Software Engineer (C# / WPF)

        Oscar Associates (UK) Limited
        Bicester (OX25)
        £55000 - £65000 per annum + Annual Bonus
        Senior Software Engineer - Oxford (Hybrid - 2 Days Onsite Per Week) Salary: £65k + Annual Bonus - We have partnered exclusively with a market-leading Manufacturing company who have an exciting opportunity for a Senior Software Engineer to join their growing team. This role will be focused on the design, development, and maintenance of their software products within a .NET environment. Successful candidates for this position must have a minimum of 5+ years' experience developing with .NET, C#, WPF, as well as experience with UI development. * Work on cross-platform projects including cloud-based, RESTful APIs, and client/server-based solutions. * Plan, track, and manage software projects - working both independently and collaboratively within Agile teams to meet project objectives and deadlines. * Design, develop, test, and maintain applications and GUI software across the ...
        Senior Software Engineer - Oxford (Hybrid - 2 Days Onsite Per Week) Salary: £65k + Annual Bonus - We have partnered exclusively with a market-leading Manufacturing company who have an exciting opportunity for a Senior Software Engineer to join their growing team. This role will be focused on the design, development, and maintenance of their software products within a .NET environment. Successful candidates for this position must have a minimum of 5+ years' experience developing with .NET, C#, WPF, as well as experience with UI development. * Work on cross-platform projects including cloud-based, RESTful APIs, and client/server-based solutions. * Plan, track, and manage software projects - working both independently and collaboratively within Agile teams to meet project objectives and deadlines. * Design, develop, test, and maintain applications and GUI software across the ...
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        .Net Developer C# / React

        Young's Employment Services Ltd
        Abingdon (OX13)
        Circ £30,000 - £45,000 + Bonus
        .Net Developers ( C# / React / Azure ) Hybrid - Near Abingdon / Oxford & WFH - Circa £30,000 - £45,000 + Bonus and good benefits - A fantastic opportunity for Junior and Midlevel .Net / C# Developers who are interested in joining a thriving software solutions company near Abingdon in Oxfordshire. These hybrid positions offer great flexibility, with the option to work from home three or four days a week, making it much easier to balance your professional and personal life. The company is part of a leading software solutions group, developing and hosting a wide range of web-based products using Microsoft technology. This role is perfect for those comfortable working across both backend and frontend, and looking to advance their careers in a friendly, supportive, and collaborative environment. Key responsibilities include designing, developing, and maintaining applications using ...
        .Net Developers ( C# / React / Azure ) Hybrid - Near Abingdon / Oxford & WFH - Circa £30,000 - £45,000 + Bonus and good benefits - A fantastic opportunity for Junior and Midlevel .Net / C# Developers who are interested in joining a thriving software solutions company near Abingdon in Oxfordshire. These hybrid positions offer great flexibility, with the option to work from home three or four days a week, making it much easier to balance your professional and personal life. The company is part of a leading software solutions group, developing and hosting a wide range of web-based products using Microsoft technology. This role is perfect for those comfortable working across both backend and frontend, and looking to advance their careers in a friendly, supportive, and collaborative environment. Key responsibilities include designing, developing, and maintaining applications using ...
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        Senior Software Engineer (C# / WPF)

        Oscar Associates (UK) Limited
        Oxford (OX1)
        £55000 - £60000 per annum + Annual Bonus
        Senior Software Engineer - Oxford (Hybrid) Salary: £60k + Annual Bonus - We have partnered exclusively with a market-leading Manufacturing company who have an exciting opportunity for a Senior Software Engineer to join their growing team. This role will be focused on the design, development, and maintenance of their software products within a .NET environment. Successful candidates for this position must have a minimum of 5+ years' experience developing with .NET, C#, WPF, as well as experience with UI development. * Work on cross-platform projects including cloud-based, RESTful APIs, and client/server-based solutions. * Plan, track, and manage software projects - working both independently and collaboratively within Agile teams to meet project objectives and deadlines. * Design, develop, test, and maintain applications and GUI software across the full software development ...
        Senior Software Engineer - Oxford (Hybrid) Salary: £60k + Annual Bonus - We have partnered exclusively with a market-leading Manufacturing company who have an exciting opportunity for a Senior Software Engineer to join their growing team. This role will be focused on the design, development, and maintenance of their software products within a .NET environment. Successful candidates for this position must have a minimum of 5+ years' experience developing with .NET, C#, WPF, as well as experience with UI development. * Work on cross-platform projects including cloud-based, RESTful APIs, and client/server-based solutions. * Plan, track, and manage software projects - working both independently and collaboratively within Agile teams to meet project objectives and deadlines. * Design, develop, test, and maintain applications and GUI software across the full software development ...
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        Software Engineering Lead

        VIQU IT Recruitment
        Fenny Lock, Milton Keynes (MK1), MK1 1AS
        £80k - 85k per year
        Cloud experience with AWS (Lambda, S3, SNS, API Gateway, and event-driven architecture). * Working within AWS (Lambda, API Gateway, IAM, event-based services).
        Cloud experience with AWS (Lambda, S3, SNS, API Gateway, and event-driven architecture). * Working within AWS (Lambda, API Gateway, IAM, event-based services).
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        DevOps Engineer, Azure, Terraform, COR7485A

        Corriculo Ltd
        Littlemore, Oxford (OX4), OX4
        £60k - 75k per year + Benefits
        Strong Azure cloud and CI/CD experience, with a particular focus on Azure DevOps (YAML pipelines, environments variable groups), Azure Key Vault, Azure API Management and Azure Managed Identity
        Strong Azure cloud and CI/CD experience, with a particular focus on Azure DevOps (YAML pipelines, environments variable groups), Azure Key Vault, Azure API Management and Azure Managed Identity
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        Principal Support Engineer

        INGRAM MICRO UK LTD
        Milton Keynes, Buckinghamshire
        Competitive
        This role blends deep technical troubleshooting, advanced log and API analysis, Datadog monitoring expertise, and leadership of high-severity escalations. * Perform hands-on technical troubleshooting using Datadog (logs, traces, dashboards), API tools (Postman/cURL), and distributed log tracing. * Strong REST API troubleshooting using Postman, cURL, authentication flows, and JSON payload analysis.
        This role blends deep technical troubleshooting, advanced log and API analysis, Datadog monitoring expertise, and leadership of high-severity escalations. * Perform hands-on technical troubleshooting using Datadog (logs, traces, dashboards), API tools (Postman/cURL), and distributed log tracing. * Strong REST API troubleshooting using Postman, cURL, authentication flows, and JSON payload analysis.
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        The ideal candidate is comfortable building API-driven services, asynchronous systems, and scalable data infrastructure deployed in containerized and orchestrated cloud environments.
        The ideal candidate is comfortable building API-driven services, asynchronous systems, and scalable data infrastructure deployed in containerized and orchestrated cloud environments.
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        About Allica Bank - Allica is the UKs fastest growing company - and the fastest-growing financial technology (Fintech) firm ever. Our purpose is to help established SMEs, one of the last major underserved opportunities in Fintech. Established SMEs are the backbone of local communities - representing over a third of our economy - yet have been largely neglected both by traditional high street banks and modern fintech providers. Department Description - Technology sits at the centre of Allica. We design and build the platforms that power the bank, working closely with every part of the business to deliver real impact for customers. Our teams move quickly, focus on outcomes, and take ownership from concept through to delivery. We solve complex problems, modernise processes, and enable the business to scale with confidence.
        About Allica Bank - Allica is the UKs fastest growing company - and the fastest-growing financial technology (Fintech) firm ever. Our purpose is to help established SMEs, one of the last major underserved opportunities in Fintech. Established SMEs are the backbone of local communities - representing over a third of our economy - yet have been largely neglected both by traditional high street banks and modern fintech providers. Department Description - Technology sits at the centre of Allica. We design and build the platforms that power the bank, working closely with every part of the business to deliver real impact for customers. Our teams move quickly, focus on outcomes, and take ownership from concept through to delivery. We solve complex problems, modernise processes, and enable the business to scale with confidence.
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        (Internal Systems) As the internal HubSpot RevOps Administrator for BabelQuest, you will be the single owner and technical expert for our internal HubSpot portal. Your mission is to ensure our Sales, Marketing, Delivery, and Finance teams have a scalable, predictable, and clean operational foundation to deliver world-class service to our clients. You will play a crucial role in ensuring our internal systems reflect the operational excellence we provide to our Elite Partner clients. Core Responsibilities 1. Platform Governance & System Health (30%) * Serve as the primary administrator for the internal HubSpot portal (all Hubs: Marketing, Sales, Service, Operations, and CMS). * Manage user access, roles, permissions, and security settings in compliance with internal and data privacy policies. Design, implement, and maintain the data model (properties, custom objects, ...
        (Internal Systems) As the internal HubSpot RevOps Administrator for BabelQuest, you will be the single owner and technical expert for our internal HubSpot portal. Your mission is to ensure our Sales, Marketing, Delivery, and Finance teams have a scalable, predictable, and clean operational foundation to deliver world-class service to our clients. You will play a crucial role in ensuring our internal systems reflect the operational excellence we provide to our Elite Partner clients. Core Responsibilities 1. Platform Governance & System Health (30%) * Serve as the primary administrator for the internal HubSpot portal (all Hubs: Marketing, Sales, Service, Operations, and CMS). * Manage user access, roles, permissions, and security settings in compliance with internal and data privacy policies. Design, implement, and maintain the data model (properties, custom objects, ...
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        AI Business Intelligence Analyst

        DISPOSABLES & CATERING SUPPLIES LIMITED
        Banbury, Oxfordshire
        Competitive
        If you're passionate about technology and ready to help transform DCS with data and AI, we'd love to hear from you! DCS Group is a £300m business in the FMCG sector taking decisive steps toward an AI-powered future. We're looking for a forward-thinking AI Business Intelligence Analyst to join us someone who will drive data accuracy, refine workflows, and champion AI adoption across the business. Key Responsibilities * Support the adoption and integration of AI solutions across business units, helping colleagues understand and leverage new technologies effectively. * Maintain and enhance business workflows, contributing to operational excellence and data accuracy. * Collaborate with teams to identify challenges and deliver AI-powered solutions. * Contribute to project work, providing insight and support to leads and stakeholders.
        If you're passionate about technology and ready to help transform DCS with data and AI, we'd love to hear from you! DCS Group is a £300m business in the FMCG sector taking decisive steps toward an AI-powered future. We're looking for a forward-thinking AI Business Intelligence Analyst to join us someone who will drive data accuracy, refine workflows, and champion AI adoption across the business. Key Responsibilities * Support the adoption and integration of AI solutions across business units, helping colleagues understand and leverage new technologies effectively. * Maintain and enhance business workflows, contributing to operational excellence and data accuracy. * Collaborate with teams to identify challenges and deliver AI-powered solutions. * Contribute to project work, providing insight and support to leads and stakeholders.
        more

        748 exact matches jobs are outside your preferred location

        This is an excellent opportunity for a senior engineer with strong scripting and API skills who wants to design intelligent solutions, streamline operations, and help create reusable automation packages that can later be rolled out to customers. * Designing and implementing automation workflows using Python, REST API integrations, Microsoft Graph API, Power Automate, JavaScript, and PowerShell. * Working on API-driven solutions and integrations with emerging technologies, including links into OpenAI and other modern automation capabilities. * Strong practical understanding of API integrations and how to connect multiple systems in a secure, stable way. * Working knowledge of Microsoft Graph API, Power Automate, JavaScript and/or PowerShell.
        This is an excellent opportunity for a senior engineer with strong scripting and API skills who wants to design intelligent solutions, streamline operations, and help create reusable automation packages that can later be rolled out to customers. * Designing and implementing automation workflows using Python, REST API integrations, Microsoft Graph API, Power Automate, JavaScript, and PowerShell. * Working on API-driven solutions and integrations with emerging technologies, including links into OpenAI and other modern automation capabilities. * Strong practical understanding of API integrations and how to connect multiple systems in a secure, stable way. * Working knowledge of Microsoft Graph API, Power Automate, JavaScript and/or PowerShell.
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        Forward Deployed Engineer - Remote - InsureTech

        Transparent Technology
        London
        £110000 - £150000 per annum + + bens + shares
        Senior Forward Deployed Engineer | Python, JavaScript, SQL, APIs, System Design | £110k-£150k + Equity | Fully Remote (UK) Build and deliver AI-powered systems directly into enterprise environments. This is a rare opportunity to join a well-funded, high-growth AI company building an AI-native platform transforming how enterprise workflows are delivered at scale. With strong global backing and rapid expansion across the UK, Europe, and beyond, they are redefining how complex, data-driven decisions are made in real-world environments. As a Senior Forward Deployed Engineer, you'll operate at the intersection of software engineering, system design, and customer delivery, working directly with enterprise clients to implement, configure, and extend a production-grade AI platform. This is not a pure backend role, you'll be a key technical partner, translating complex ...
        Senior Forward Deployed Engineer | Python, JavaScript, SQL, APIs, System Design | £110k-£150k + Equity | Fully Remote (UK) Build and deliver AI-powered systems directly into enterprise environments. This is a rare opportunity to join a well-funded, high-growth AI company building an AI-native platform transforming how enterprise workflows are delivered at scale. With strong global backing and rapid expansion across the UK, Europe, and beyond, they are redefining how complex, data-driven decisions are made in real-world environments. As a Senior Forward Deployed Engineer, you'll operate at the intersection of software engineering, system design, and customer delivery, working directly with enterprise clients to implement, configure, and extend a production-grade AI platform. This is not a pure backend role, you'll be a key technical partner, translating complex ...
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        Frequently Asked Questions

        How many API jobs are there in Bicester?
        There are 22 API jobs within 20 miles of Bicester available on CWJobs right now.

        What other similar jobs are there to API jobs in Bicester?
        As well as API jobs in Bicester, you can find IT, Software Development, Architecture, amongst many others.