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3 Permanent API jobs in Chelmsford + 20 miles
236 exact matches jobs are outside your preferred location
Technical Acumen Conversant in LLM/RAG concepts, latencycost trade-offs, and API- vs UI-based product considerations.
Technical Acumen Conversant in LLM/RAG concepts, latencycost trade-offs, and API- vs UI-based product considerations.
London, United Kingdom - Customer Success / Full-Time / Hybrid - Apply for this job - Before jumping in on all the information about the role and what you can bring to the table, let us introduce ourselves real quick. About us - We are Insider, a B2B SaaS company that drives growth for its clients around the world. How are we achieving this? We are the #1 AI-native platform for Customer Experience and Marketing-offers marketers a single platform to deliver unique experiences per person, drive profitable growth, and unleash peak productivity and efficiency. Our platform connects data across channels, predicts future behavior with AI, and individualizes experiences from a single platform. We have just celebrated our $500M Series E funding round, led by General Atlantic . Before this, we've unlocked unicorn status following our Series D round.
London, United Kingdom - Customer Success / Full-Time / Hybrid - Apply for this job - Before jumping in on all the information about the role and what you can bring to the table, let us introduce ourselves real quick. About us - We are Insider, a B2B SaaS company that drives growth for its clients around the world. How are we achieving this? We are the #1 AI-native platform for Customer Experience and Marketing-offers marketers a single platform to deliver unique experiences per person, drive profitable growth, and unleash peak productivity and efficiency. Our platform connects data across channels, predicts future behavior with AI, and individualizes experiences from a single platform. We have just celebrated our $500M Series E funding round, led by General Atlantic . Before this, we've unlocked unicorn status following our Series D round.
Our current stack includes Python, Django, Typescript, React, React Native, Next.js, and AWS serverless technologies (Lambda, S3, DynamoDB, API Gateway, SNS/SQS).
Our current stack includes Python, Django, Typescript, React, React Native, Next.js, and AWS serverless technologies (Lambda, S3, DynamoDB, API Gateway, SNS/SQS).
Strong knowledge in C++ Strong understanding of API design
Strong knowledge in C++ Strong understanding of API design
Knowledge of data architecture, cybersecurity, and API integration.
Knowledge of data architecture, cybersecurity, and API integration.
Knowledge of: GKLM, Spectrum Control and Storage insights and API exploitation
Knowledge of: GKLM, Spectrum Control and Storage insights and API exploitation
EC2, ECS, RDS, S3, Cloudfront, WAF, API Gateway, Lamdba, Elasticache, Elasticsearch, SQS, SNS, EKS
EC2, ECS, RDS, S3, Cloudfront, WAF, API Gateway, Lamdba, Elasticache, Elasticsearch, SQS, SNS, EKS
Own and organise local training programs on the various clusters to help capability to upsell; collection accounts, API integration, Playbook hedging programs etc..
Own and organise local training programs on the various clusters to help capability to upsell; collection accounts, API integration, Playbook hedging programs etc..
Extensive experience with AWS core services such as AWS Organisations, S3, EC2, ECS, ECR, KMS, RDS, SQS, SNS, Lambda, VPC, IAM, API Gateway, etc.
Extensive experience with AWS core services such as AWS Organisations, S3, EC2, ECS, ECR, KMS, RDS, SQS, SNS, Lambda, VPC, IAM, API Gateway, etc.
Proven experience in data modeling, schema design patterns and modern data access patterns (including API, streaming, data lake) and AWS
Proven experience in data modeling, schema design patterns and modern data access patterns (including API, streaming, data lake) and AWS
This role is ideal for someone with experience in platform or infrastructure product management, data-centric or API-first product development, and a strong understanding of developer and operator needs. * Proven experience as a Product Owner or Technical Product Manager for platform, data infrastructure, developer tooling, or API-based products .
This role is ideal for someone with experience in platform or infrastructure product management, data-centric or API-first product development, and a strong understanding of developer and operator needs. * Proven experience as a Product Owner or Technical Product Manager for platform, data infrastructure, developer tooling, or API-based products .
Ability to design and build end-to-end applications and API integrations.
Ability to design and build end-to-end applications and API integrations.
Conduct different testing types and adapt them to the project need: functional testing, regression testing, API testing, integration testing, security testing, performance testing, contract testing. * Implement and maintain automated testing framework for UI, API and AI/ML solutions. * Proficiency in UI and API test automation tools like cypress, cucumber, postman, pytest.
Conduct different testing types and adapt them to the project need: functional testing, regression testing, API testing, integration testing, security testing, performance testing, contract testing. * Implement and maintain automated testing framework for UI, API and AI/ML solutions. * Proficiency in UI and API test automation tools like cypress, cucumber, postman, pytest.
Managing Consultant – Microsoft 365 & Power Platform - Digital Workplace
Managing Consultant – Microsoft 365 & Power Platform - Digital Workplace
Kyndryl INC
London
Competitive
Modern Solution Design Translate business needs into scalable, future-ready solutions using Microsoft 365, Power Platform, Dataverse, Microsoft Fabric, and Graph API. * Governance & Platform Maturity Support the implementation of governance frameworks for Power Platform and Microsoft 365, including environment strategy, security, lifecycle management, and API integration. * Familiarity with Microsoft Fabric and Graph API
Modern Solution Design Translate business needs into scalable, future-ready solutions using Microsoft 365, Power Platform, Dataverse, Microsoft Fabric, and Graph API. * Governance & Platform Maturity Support the implementation of governance frameworks for Power Platform and Microsoft 365, including environment strategy, security, lifecycle management, and API integration. * Familiarity with Microsoft Fabric and Graph API
Balance roadmap and service levels: Prioritise platform improvements, API consistency, reliability SLAs, and technical documentation to ensure smooth usage by other teams. * 4+ years in product management with a strong technical focus-ideally in infrastructure, platform, or API products.
Balance roadmap and service levels: Prioritise platform improvements, API consistency, reliability SLAs, and technical documentation to ensure smooth usage by other teams. * 4+ years in product management with a strong technical focus-ideally in infrastructure, platform, or API products.
Experience of leveraging GitLab API for advanced automation, integration, and reporting;
Experience of leveraging GitLab API for advanced automation, integration, and reporting;
API management and integration approaches for analytics platforms (e.g., Tableau).
API management and integration approaches for analytics platforms (e.g., Tableau).
lastupdated - 08/14/2025 - jobtitle - Job Description - Role - Confluent Solution Architect - Technology - Apache Kafka, Confluent Platform, Stream Processing - Location - UK - Today, the corporate landscape is dynamic and the world ahead is full of possibilities! None of the amazing things we do at Infosys would be possible without an equally amazing culture, the environment where ideas can flourish and where you are empowered to move forward as far as your ideas will take you. At Infosys, we assure that your career will never stand still, we will inspire you to build what's next and we will navigate further together. Our journey of learnability, values and trusted relationships with our clients continue to be the cornerstones of our organization and these values are upheld only because of our people. Your role - As a Confluent Solution Architect, you will lead the d
lastupdated - 08/14/2025 - jobtitle - Job Description - Role - Confluent Solution Architect - Technology - Apache Kafka, Confluent Platform, Stream Processing - Location - UK - Today, the corporate landscape is dynamic and the world ahead is full of possibilities! None of the amazing things we do at Infosys would be possible without an equally amazing culture, the environment where ideas can flourish and where you are empowered to move forward as far as your ideas will take you. At Infosys, we assure that your career will never stand still, we will inspire you to build what's next and we will navigate further together. Our journey of learnability, values and trusted relationships with our clients continue to be the cornerstones of our organization and these values are upheld only because of our people. Your role - As a Confluent Solution Architect, you will lead the d
2025-08-15T00:00:00.000Z - London - Lyst is a global Fashion Tech company and premium shopping app, founded in London in 2010 and catering to over 200M shoppers per year. We offer our customers the largest assortment of premium & luxury fashion items & products in one place, via an assortment of 8.5M+ items from over 17,000 of the world's leading brands. We are a scale-up business with a current team size of c.150 people in London, combining an agile mentality with a proven business model and over a decade of experience. This provides a balance between foundations and structure, and autonomy and pace. At Lyst we obsess over the customer, providing a search & discovery experience which offers inspiration, fulfilment, and personalisation. We believe that fashion is amazing but shopping for fashion often isn't, and use our technology, data and creativity to bring more jo
2025-08-15T00:00:00.000Z - London - Lyst is a global Fashion Tech company and premium shopping app, founded in London in 2010 and catering to over 200M shoppers per year. We offer our customers the largest assortment of premium & luxury fashion items & products in one place, via an assortment of 8.5M+ items from over 17,000 of the world's leading brands. We are a scale-up business with a current team size of c.150 people in London, combining an agile mentality with a proven business model and over a decade of experience. This provides a balance between foundations and structure, and autonomy and pace. At Lyst we obsess over the customer, providing a search & discovery experience which offers inspiration, fulfilment, and personalisation. We believe that fashion is amazing but shopping for fashion often isn't, and use our technology, data and creativity to bring more jo
Minimum Requirements - Required Skills - 1. Bachelors degree in Computer Science or a related field (preferred). 2. Minimum 3 years of hands-on experience in WordPress development. 3. Proficiency in PHPMySQL, , HTML, CSS, JavaScript, and RESTful APIs. 4. Solid experience with custom plugin and theme development . 5. Demonstrated experience integrating WordPress with ERP systems . 6. Familiarity with development tools like Git, Docker, and WP-CLI. 7. Knowledge of website performance optimization and security best practices. 8. Ability to manage tasks independently with minimal supervision. Education/Experience - 9. WordPress Development: 3 years (Required) Additional Requirements - 10. Develop and maintain custom WordPress themes and plugins. 11. Build backend functionality using PHP, MySQL, and REST APIs. 12. Integrate WordPress with NetSuite ERP system. 13.
Minimum Requirements - Required Skills - 1. Bachelors degree in Computer Science or a related field (preferred). 2. Minimum 3 years of hands-on experience in WordPress development. 3. Proficiency in PHPMySQL, , HTML, CSS, JavaScript, and RESTful APIs. 4. Solid experience with custom plugin and theme development . 5. Demonstrated experience integrating WordPress with ERP systems . 6. Familiarity with development tools like Git, Docker, and WP-CLI. 7. Knowledge of website performance optimization and security best practices. 8. Ability to manage tasks independently with minimal supervision. Education/Experience - 9. WordPress Development: 3 years (Required) Additional Requirements - 10. Develop and maintain custom WordPress themes and plugins. 11. Build backend functionality using PHP, MySQL, and REST APIs. 12. Integrate WordPress with NetSuite ERP system. 13.
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1. Work with a talented, motivated and friendly group of like-minded colleagues - 2. Learn how to combine innovation and technology to create new business models from a management team led by two former McKinsey partners - 3. Be supported and encouraged to develop your skills and knowledge through structured training and coaching from experienced colleagues - 4. Receive written constructive performance feedback and encouragement every third so that you know how to improve - you have no idea how unusual this is! 5. Be given real responsibility for your own projects as soon as you are ready - 6. Receive a competitive salary and annual performance-based reviews - 7. Be eligible to participate in annual bonus and company share incentive schemes depending on performance and seniority - 8. Our Hybrid Working Policy requires employees to spend two days each week in our Farri
1. Work with a talented, motivated and friendly group of like-minded colleagues - 2. Learn how to combine innovation and technology to create new business models from a management team led by two former McKinsey partners - 3. Be supported and encouraged to develop your skills and knowledge through structured training and coaching from experienced colleagues - 4. Receive written constructive performance feedback and encouragement every third so that you know how to improve - you have no idea how unusual this is! 5. Be given real responsibility for your own projects as soon as you are ready - 6. Receive a competitive salary and annual performance-based reviews - 7. Be eligible to participate in annual bonus and company share incentive schemes depending on performance and seniority - 8. Our Hybrid Working Policy requires employees to spend two days each week in our Farri
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London - 3203149 - 2025-08-18T05:59:39-04:00 - At Trustpilot, we're on an incredible journey. We're a profitable, high-growth FTSE-250 company with a big vision: to become the universal symbol of trust. We run the world's largest independent consumer review platform, and while we've come a long way, there's still so much exciting work to do. Come join us at the heart of trust! We are growing our engineering teams at Trustpilot and are looking to invite Fullstack Software Engineers to join our B2B Integrations team! The Integrations team's mission is to empower businesses of all sizes, from sole traders to global enterprises, to seamlessly incorporate Trustpilot into their customer feedback workflows and tools. We aim to provide highly reliable and user-friendly integrations for popular platforms, including Shopify, HubSpot, Salesforce, and Meta (Facebook/Instagram).
London - 3203149 - 2025-08-18T05:59:39-04:00 - At Trustpilot, we're on an incredible journey. We're a profitable, high-growth FTSE-250 company with a big vision: to become the universal symbol of trust. We run the world's largest independent consumer review platform, and while we've come a long way, there's still so much exciting work to do. Come join us at the heart of trust! We are growing our engineering teams at Trustpilot and are looking to invite Fullstack Software Engineers to join our B2B Integrations team! The Integrations team's mission is to empower businesses of all sizes, from sole traders to global enterprises, to seamlessly incorporate Trustpilot into their customer feedback workflows and tools. We aim to provide highly reliable and user-friendly integrations for popular platforms, including Shopify, HubSpot, Salesforce, and Meta (Facebook/Instagram).
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Looking for a new challenge? Take a look at our current vacancies. If you see a vacancy that is right for you, we encourage you to apply! Job Title: Specialist Data Engineer - Full-time role - Working Hours: Full-time 35 hours per week - Salary: £64,575 - Location: London Docklands (Hybrid). Our permanent hybrid policy sees us all working at least four days across a fortnight in the office. The Financial Ombudsman Service has been resolving customer complaints since 2001. Our service is free for consumers to use and over 1 million people contact us every year. The last few years have seen the Financial Ombudsman Service embark on an organisation-wide transformation journey. With the customer at the heart of everything we do, we have already delivered significant improvements in the service we offer and 2026 will see us continue with our ambitious transformation agenda
Looking for a new challenge? Take a look at our current vacancies. If you see a vacancy that is right for you, we encourage you to apply! Job Title: Specialist Data Engineer - Full-time role - Working Hours: Full-time 35 hours per week - Salary: £64,575 - Location: London Docklands (Hybrid). Our permanent hybrid policy sees us all working at least four days across a fortnight in the office. The Financial Ombudsman Service has been resolving customer complaints since 2001. Our service is free for consumers to use and over 1 million people contact us every year. The last few years have seen the Financial Ombudsman Service embark on an organisation-wide transformation journey. With the customer at the heart of everything we do, we have already delivered significant improvements in the service we offer and 2026 will see us continue with our ambitious transformation agenda
Type - Permanent - Full Time - Location - London - Job Role - Project Management Office - Withers - Job title: Legal AI and Innovation Delivery Lead - Reporting to: Global Head of Portfolio Management - Location: London - The Role - Aligned to a continuous drive to innovate, Withers has recently launched a new business strategy which focuses on reviewing and improving how our firm operates across all regions and divisions in order to optimise productivity through the better use of technology, and ultimately to deliver the best service to our clients. This will be achieved through a number of means including examining and optimising technology skills, the processes that our people use, and the technologies which they are using. It will address both the better use of our existing systems, and the purchase and /or development of new tools aligned to business needs.
Type - Permanent - Full Time - Location - London - Job Role - Project Management Office - Withers - Job title: Legal AI and Innovation Delivery Lead - Reporting to: Global Head of Portfolio Management - Location: London - The Role - Aligned to a continuous drive to innovate, Withers has recently launched a new business strategy which focuses on reviewing and improving how our firm operates across all regions and divisions in order to optimise productivity through the better use of technology, and ultimately to deliver the best service to our clients. This will be achieved through a number of means including examining and optimising technology skills, the processes that our people use, and the technologies which they are using. It will address both the better use of our existing systems, and the purchase and /or development of new tools aligned to business needs.
Senior Software Development Engineer in Test - Unleash Innovation with Mimecast! Join the momentum behind our award-winning platform at Mimecast! Embark on a journey with our Governance, Compliance, and Insights (GCI) and Threat Reporting and Response (TRR) engineering teams. As a vital part of Quality Engineering, you'll play a key role in elevating the quality of our archiving and security software. Together, were harnessing cutting-edge solutions that empower our customers to master Human Risk Management on an unprecedented scale. Dive in and be part of the future! Why Join Our Team? If you have a passion for creatively addressing complex challenges and wish to implement innovative solutions to develop and scale reliable, high-performing software in both private and public cloud environments, then the GCI and TRR teams are the perfect fit for you.
Senior Software Development Engineer in Test - Unleash Innovation with Mimecast! Join the momentum behind our award-winning platform at Mimecast! Embark on a journey with our Governance, Compliance, and Insights (GCI) and Threat Reporting and Response (TRR) engineering teams. As a vital part of Quality Engineering, you'll play a key role in elevating the quality of our archiving and security software. Together, were harnessing cutting-edge solutions that empower our customers to master Human Risk Management on an unprecedented scale. Dive in and be part of the future! Why Join Our Team? If you have a passion for creatively addressing complex challenges and wish to implement innovative solutions to develop and scale reliable, high-performing software in both private and public cloud environments, then the GCI and TRR teams are the perfect fit for you.