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        29 API jobs in Slough + 20 miles

        Lead .Net Developer

        Halian Technology Limited
        Central London (W1)
        From £75,000 to £85,000 per annum Plus bonus and benfits
        Architect secure, high-performance API solutions using C#, .NET, and Azure. Ensure best practices in API design, security, and performance optimisation. Strong experience with RESTful API development and microservices architecture. Strong understanding of API security, authentication, and performance optimisation.
        Architect secure, high-performance API solutions using C#, .NET, and Azure. Ensure best practices in API design, security, and performance optimisation. Strong experience with RESTful API development and microservices architecture. Strong understanding of API security, authentication, and performance optimisation.
        more

        AI Architect

        DCV Technologies Limited
        North West London (NW1)
        From £125,000 to £165,000 per annum + Multiple Benefits
        Experience with Kubernetes, Docker, microservices, API integration
        Experience with Kubernetes, Docker, microservices, API integration
        FEATURED
        Candidates should have proven leadership of engineering or platform delivery teams within a hosted platform, SaaS or data intensive services environment, experience delivering complex data platforms, web services or API driven applications at scale, and a strong understanding of technology operations including software development, DevOps, infrastructure and service management.
        Candidates should have proven leadership of engineering or platform delivery teams within a hosted platform, SaaS or data intensive services environment, experience delivering complex data platforms, web services or API driven applications at scale, and a strong understanding of technology operations including software development, DevOps, infrastructure and service management.
        more
        FEATURED
        Candidates should have proven leadership of engineering or platform delivery teams within a hosted platform, SaaS or data intensive services environment, experience delivering complex data platforms, web services or API driven applications at scale, and a strong understanding of technology operations including software development, DevOps, infrastructure and service management.
        Candidates should have proven leadership of engineering or platform delivery teams within a hosted platform, SaaS or data intensive services environment, experience delivering complex data platforms, web services or API driven applications at scale, and a strong understanding of technology operations including software development, DevOps, infrastructure and service management.
        more
        FEATURED
        Candidates should have proven leadership of engineering or platform delivery teams within a hosted platform, SaaS or data intensive services environment, experience delivering complex data platforms, web services or API driven applications at scale, and a strong understanding of technology operations including software development, DevOps, infrastructure and service management.
        Candidates should have proven leadership of engineering or platform delivery teams within a hosted platform, SaaS or data intensive services environment, experience delivering complex data platforms, web services or API driven applications at scale, and a strong understanding of technology operations including software development, DevOps, infrastructure and service management.
        more
        FEATURED

        Solutions Architect

        Lynx Recruitment Limited
        South West London (SW1V), SW1E 5LB
        From £60,000 to £80,000 per annum
        Lynx Recruitment are looking for an experienced Solution Architect to design and deliver modern, cloud-first digital services that support large-scale public sector transformation. This role is ideal for a Cloud or Solution Architect looking to expand into AI-led architecture, with greater exposure to data platforms, automation, and AI-driven capabilities. You will shape secure, scalable and user-focused solutions, working within multidisciplinary teams to translate business needs into pragmatic, sustainable technical architectures. Key Responsibilities * Design end-to-end cloud-native architectures across applications, data, integration, and platforms. * Translate business requirements into clear technical designs and architectural decisions. * Ensure solutions meet scalability, security, resilience, and performance requirements.
        Lynx Recruitment are looking for an experienced Solution Architect to design and deliver modern, cloud-first digital services that support large-scale public sector transformation. This role is ideal for a Cloud or Solution Architect looking to expand into AI-led architecture, with greater exposure to data platforms, automation, and AI-driven capabilities. You will shape secure, scalable and user-focused solutions, working within multidisciplinary teams to translate business needs into pragmatic, sustainable technical architectures. Key Responsibilities * Design end-to-end cloud-native architectures across applications, data, integration, and platforms. * Translate business requirements into clear technical designs and architectural decisions. * Ensure solutions meet scalability, security, resilience, and performance requirements.
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        Senior .Net Developer

        Halian Technology Limited
        Central London (W1)
        From £85,000 to £95,000 per annum Plus bonus and benefits
        Senior Backend Engineer (.NET Core) Fintech / Payments - We are looking for an experienced Senior Backend Engineer to join an engineering team building secure, scalable systems within the fintech space. This role is suited to a backend specialist with strong .NET Core experience who enjoys working on complex, high-throughput platforms where performance, reliability, and security are essential. You will contribute to the design and evolution of backend services, work on distributed systems, and help maintain high engineering standards across the team. Key Responsibilities * Design, develop, and maintain secure, high-performance backend services using.NET Core * Build, evolve, and maintain RESTful APIs * Contribute to microservices-based and distributed system architectures * Work across both greenfield and existing systems with a focus on scalability and maintainability
        Senior Backend Engineer (.NET Core) Fintech / Payments - We are looking for an experienced Senior Backend Engineer to join an engineering team building secure, scalable systems within the fintech space. This role is suited to a backend specialist with strong .NET Core experience who enjoys working on complex, high-throughput platforms where performance, reliability, and security are essential. You will contribute to the design and evolution of backend services, work on distributed systems, and help maintain high engineering standards across the team. Key Responsibilities * Design, develop, and maintain secure, high-performance backend services using.NET Core * Build, evolve, and maintain RESTful APIs * Contribute to microservices-based and distributed system architectures * Work across both greenfield and existing systems with a focus on scalability and maintainability
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        Full Stack Engineer

        Halian Technology Limited
        Reading (RG1)
        Up to £100,000 per annum
        Were seeking a talented Full Stack Engineer to help build and scale innovative web applications. If you enjoy working across the full stack and delivering high-performance solutions, this is your opportunity to make a real impact. Location: Reading (2 days a week) * Modern, responsive web applications using React & TypeScript. * Sleek UIs with Tailwind CSS and cutting-edge frontend architecture. * Backend services with Ruby on Rails (essential) or Node.js, integrated via RESTful APIs. * Robust data solutions with PostgreSQL or similar databases. * Scalable deployment pipelines on cloud platforms with full CI/CD workflows. * Automated testing across frontend and backend to ensure reliability and performance. * Optimized client-side performance for smooth user experiences. * Strong commercial experience with React & TypeScript. * Deep expertise in Ruby on Rails (essential).
        Were seeking a talented Full Stack Engineer to help build and scale innovative web applications. If you enjoy working across the full stack and delivering high-performance solutions, this is your opportunity to make a real impact. Location: Reading (2 days a week) * Modern, responsive web applications using React & TypeScript. * Sleek UIs with Tailwind CSS and cutting-edge frontend architecture. * Backend services with Ruby on Rails (essential) or Node.js, integrated via RESTful APIs. * Robust data solutions with PostgreSQL or similar databases. * Scalable deployment pipelines on cloud platforms with full CI/CD workflows. * Automated testing across frontend and backend to ensure reliability and performance. * Optimized client-side performance for smooth user experiences. * Strong commercial experience with React & TypeScript. * Deep expertise in Ruby on Rails (essential).
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        NSX-T Engineer / Architect SC Cleared

        Sanderson Government and Defence
        Farnborough (GU14), GU14
        £550 - £750 per day
        Position: NSX-T Engineer / Architect - Location: Farnborough - Day Rate: Market Rate - SC Clearance Required - Our defence client is seeking a highly skilled VMware NSX-T Engineer/Architect to play a key role in designing and delivering secure, resilient, and scalable network solutions across mission-critical environments. This is an opportunity to work at the forefront of software-defined networking within a complex, high-security landscape. Key Responsibilities * Lead the design, deployment, and administration of VMware NSX-T, including logical switching, routing, distributed firewalls, and micro- * Architect robust Layer 2/3 network solutions, with deep expertise in BGP, OSPF, STP, VLANs, and trunking. * Implement advanced firewalling and security controls, including segmentation strategies, IDS/IPS, and zero-trust methodologies.
        Position: NSX-T Engineer / Architect - Location: Farnborough - Day Rate: Market Rate - SC Clearance Required - Our defence client is seeking a highly skilled VMware NSX-T Engineer/Architect to play a key role in designing and delivering secure, resilient, and scalable network solutions across mission-critical environments. This is an opportunity to work at the forefront of software-defined networking within a complex, high-security landscape. Key Responsibilities * Lead the design, deployment, and administration of VMware NSX-T, including logical switching, routing, distributed firewalls, and micro- * Architect robust Layer 2/3 network solutions, with deep expertise in BGP, OSPF, STP, VLANs, and trunking. * Implement advanced firewalling and security controls, including segmentation strategies, IDS/IPS, and zero-trust methodologies.
        more
        FEATURED

        MS Dynamics Developer

        Certain Advantage
        South Farnborough, Farnborough (GU14), GU14 6TF
        £20 - £40 per hour
        MS Dynamics 365 Developer - Certain Advantage is hiring for an MS Dynamics 365 Developer based in the Farnborough area. This role is on a contract basis and is hybrid-based. The Company - Were working with a Manufacturing business that operates in the Aerospace sector. They design, manufacture and deliver industry-leading commercial aircraft, and a separate Space and Defence division. Does this sound like your next career move? If youre ambitious to grow, this may be your next role? This role is for an MS Dynamics 365 Developersomeone ambitious and ready to make an impact. Youll be results-oriented and driven to succeed. * Design and develop customisations, plugins, workflows, and integrations within the D365 environment. * Customise and extend D365 modules using X++, C#, JavaScript, Power Automate, and Power Apps.
        MS Dynamics 365 Developer - Certain Advantage is hiring for an MS Dynamics 365 Developer based in the Farnborough area. This role is on a contract basis and is hybrid-based. The Company - Were working with a Manufacturing business that operates in the Aerospace sector. They design, manufacture and deliver industry-leading commercial aircraft, and a separate Space and Defence division. Does this sound like your next career move? If youre ambitious to grow, this may be your next role? This role is for an MS Dynamics 365 Developersomeone ambitious and ready to make an impact. Youll be results-oriented and driven to succeed. * Design and develop customisations, plugins, workflows, and integrations within the D365 environment. * Customise and extend D365 modules using X++, C#, JavaScript, Power Automate, and Power Apps.
        more

        Python Developer

        Stackstudio Digital Ltd.
        Wokingham (RG40)
        From £300 to £340 per day
        Role Details - Role / Job Title:Python Developer - Work Location:Wokingham, UK - Mode of Working:Office - The Role - We are seeking an experienced Python Developer with strong expertise in algorithm development, optimization modelling, and power system techno-economic assessment. The ideal candidate will have deep knowledge of Python's core features, data analysis, web frameworks, and modern development practices. Experience with mathematical optimization tools, containerization, and message-queue technologies will be considered a significant advantage. Your Responsibilities - Python Development & Software Engineering - Develop, optimize, and maintain software using core Python features including iterators/generators, exception handling, file handling, type hints, OOP, and data structure design. Build scalable algorithms and write clean, maintainable, and well-structured code.
        Role Details - Role / Job Title:Python Developer - Work Location:Wokingham, UK - Mode of Working:Office - The Role - We are seeking an experienced Python Developer with strong expertise in algorithm development, optimization modelling, and power system techno-economic assessment. The ideal candidate will have deep knowledge of Python's core features, data analysis, web frameworks, and modern development practices. Experience with mathematical optimization tools, containerization, and message-queue technologies will be considered a significant advantage. Your Responsibilities - Python Development & Software Engineering - Develop, optimize, and maintain software using core Python features including iterators/generators, exception handling, file handling, type hints, OOP, and data structure design. Build scalable algorithms and write clean, maintainable, and well-structured code.
        more

        Python Developer

        Infoplus Technologies UK Ltd
        Wokingham, Berkshire
        From £320 to £380 per day
        The Role - We are seeking an experienced Python Developer with strong expertise in algorithm development, optimization modelling, and power system techno-economic assessment. The ideal candidate will have deep knowledge of Pythons core features, data analysis, web frameworks, and modern development practices. Experience with mathematical optimization tools, containerization, and message-queue technologies will be considered a significant advantage. Work from Office - Python Development & Software Engineering - Develop, optimize, and maintain software using core Python features including iterators/generators, exception handling, file handling, type hints, OOP, and data structure design. Build scalable algorithms and write clean, maintainable, and well-structured code. Develop and maintain RESTful APIs using OpenAPI/Swagger, Connexion, or FastAPI.
        The Role - We are seeking an experienced Python Developer with strong expertise in algorithm development, optimization modelling, and power system techno-economic assessment. The ideal candidate will have deep knowledge of Pythons core features, data analysis, web frameworks, and modern development practices. Experience with mathematical optimization tools, containerization, and message-queue technologies will be considered a significant advantage. Work from Office - Python Development & Software Engineering - Develop, optimize, and maintain software using core Python features including iterators/generators, exception handling, file handling, type hints, OOP, and data structure design. Build scalable algorithms and write clean, maintainable, and well-structured code. Develop and maintain RESTful APIs using OpenAPI/Swagger, Connexion, or FastAPI.
        more

        Machine Learning Engineer

        Halian Technology Limited
        New Town, Reading (RG1), RG1
        From £60,000 to £90,000 per annum
        JOB- Machine Learning Engineer - LOCATION- Reading - TERM- Permanent - SALARY- £60,000 to £90,000 per annum (plus benefits) My client is a technology-focused organisation developing advanced AI and data-driven solutions across a range of industries. They are looking to expand their technical team by hiring a Machine Learning Engineer to support the development and deployment of intelligent systems from their offices in Reading. Knowledge / experience in Machine Learning, Artificial Intelligence, or Data Science - A degree qualification (BSc, MSc, PhD etc.) in Computer Science, Data Science, Mathematics, Statistics, Artificial Intelligence or similar - Strong programming skills in Python - Experience with machine learning libraries such as TensorFlow, PyTorch, or Scikit-learn - Experience working with large datasets and building data pipelines
        JOB- Machine Learning Engineer - LOCATION- Reading - TERM- Permanent - SALARY- £60,000 to £90,000 per annum (plus benefits) My client is a technology-focused organisation developing advanced AI and data-driven solutions across a range of industries. They are looking to expand their technical team by hiring a Machine Learning Engineer to support the development and deployment of intelligent systems from their offices in Reading. Knowledge / experience in Machine Learning, Artificial Intelligence, or Data Science - A degree qualification (BSc, MSc, PhD etc.) in Computer Science, Data Science, Mathematics, Statistics, Artificial Intelligence or similar - Strong programming skills in Python - Experience with machine learning libraries such as TensorFlow, PyTorch, or Scikit-learn - Experience working with large datasets and building data pipelines
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        Software Engineering Manager

        Halian Technology Limited
        Central London (W1)
        From £120,000 to £130,000 per annum Plus bonus and benefits
        EngineeringManager/SeniorEngineeringManager - Location:Hybrid(3daysperweekin-office) Company:LeadingPaymentsCompany(FinTech) Myclientisahigh-growth,product ledpaymentscompanyoperatingattheforefrontofthefintechecosystem. Theirplatformpowerssecure,scalable,andreliabletransactionsforbusinessesglobally,processingmillionsofpaymentsdailywithastrongfocusoncompliance,resilience,andperformance. Astheycontinuetoscale,wearelookingforanEngineeringManager/SeniorEngineeringManagertoleadhigh-performingteamsbuildingmission-criticalpaymentsinfrastructureandcustomer-facingfinancialproducts. TheRole - Thisisahands-offbuthighlytechnicalleadershiprole. Youwillnotbecodingday-today,butyouwillremainclosetothearchitecture,technicaldecisions,andengineeringquality. Youwillleadateamoftalentedengineersdeliveringsecure,compliant,andscalablepaymentsystemsinaregulatedenvironment.
        EngineeringManager/SeniorEngineeringManager - Location:Hybrid(3daysperweekin-office) Company:LeadingPaymentsCompany(FinTech) Myclientisahigh-growth,product ledpaymentscompanyoperatingattheforefrontofthefintechecosystem. Theirplatformpowerssecure,scalable,andreliabletransactionsforbusinessesglobally,processingmillionsofpaymentsdailywithastrongfocusoncompliance,resilience,andperformance. Astheycontinuetoscale,wearelookingforanEngineeringManager/SeniorEngineeringManagertoleadhigh-performingteamsbuildingmission-criticalpaymentsinfrastructureandcustomer-facingfinancialproducts. TheRole - Thisisahands-offbuthighlytechnicalleadershiprole. Youwillnotbecodingday-today,butyouwillremainclosetothearchitecture,technicaldecisions,andengineeringquality. Youwillleadateamoftalentedengineersdeliveringsecure,compliant,andscalablepaymentsystemsinaregulatedenvironment.
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        Full Stack Developer

        167 Solutions Ltd
        Central London (W1)
        From £75,000 to £100,000 per annum
        Forward Deployment Engineer UK (Hybrid) Salary: £70,000 £100,000 + Benefits | Permanent | Hiring 10 Engineers - We are hiring Forward Deployment Engineers to deliver and deploy cutting-edge technology solutions for our clients. You will work directly with customers, implement systems, troubleshoot issues, and ensure solutions work in real-world environments. * Deploy and configure software solutions in client environments * Integrate systems across cloud, APIs, and data pipelines * Troubleshoot and resolve technical issues on-site or remotely * Collaborate with product and engineering teams to improve deployments * Support rollout projects and large-scale implementations * Strong software engineering skills (Python, JavaScript, or similar) * Experience with cloud platforms (AWS, Azure, GCP) * Knowledge of APIs, system integration, and microservices
        Forward Deployment Engineer UK (Hybrid) Salary: £70,000 £100,000 + Benefits | Permanent | Hiring 10 Engineers - We are hiring Forward Deployment Engineers to deliver and deploy cutting-edge technology solutions for our clients. You will work directly with customers, implement systems, troubleshoot issues, and ensure solutions work in real-world environments. * Deploy and configure software solutions in client environments * Integrate systems across cloud, APIs, and data pipelines * Troubleshoot and resolve technical issues on-site or remotely * Collaborate with product and engineering teams to improve deployments * Support rollout projects and large-scale implementations * Strong software engineering skills (Python, JavaScript, or similar) * Experience with cloud platforms (AWS, Azure, GCP) * Knowledge of APIs, system integration, and microservices
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        Frequently Asked Questions

        How many API jobs are there in Slough?
        There are 29 API jobs within 20 miles of Slough available on CWJobs right now.

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