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55 Permanent API jobs in Holborn, Central London + 20 miles
218 exact matches jobs are outside your preferred location
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Validate API services using Postman and interpret HTTP error codes for backend integration
Validate API services using Postman and interpret HTTP error codes for backend integration
FEATURED
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Principal Engineer
Principal Engineer
Kingston Barnes Engineering
Keeley Green, Bedford (MK42), MK42
£80,000 per annum holiday, pension, sick pay, life assurance
Familiarity with industry standards (ISO, API, HI) and experience testing and validating designs
Familiarity with industry standards (ISO, API, HI) and experience testing and validating designs
NEW
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Troubleshoot and resolve complex technical cases involving Airtable's API, SAML/SSO, SCIM provisioning, advanced automations, scripting, and third-party integrations.
Troubleshoot and resolve complex technical cases involving Airtable's API, SAML/SSO, SCIM provisioning, advanced automations, scripting, and third-party integrations.
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Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
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Senior Software Engineer - C++
Senior Software Engineer - C++
MaxAd
Causeway, Petersfield (GU31), GU31
£58000.00 - £63000.00 per annum + Excellent Benefits
API fundamentals * Python and Bash
API fundamentals * Python and Bash
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Maintain and administer DevOps toolchain components including Git, Artifactory, SonarQube, and API-based scripting solutions. Proficiency in Git, Artifactory, SonarQube, and API scripting.
Maintain and administer DevOps toolchain components including Git, Artifactory, SonarQube, and API-based scripting solutions. Proficiency in Git, Artifactory, SonarQube, and API scripting.
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Design, build and maintain data-intensive web applications and API-driven systems
Design, build and maintain data-intensive web applications and API-driven systems
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The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Act as subject matter expert for API Platform and services to support customer integrations on occasion
The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Act as subject matter expert for API Platform and services to support customer integrations on occasion
Intricately collaborate with technical product managers and engineering leads in driving an API-first solution focusing on ledger management, FX conversion, wallets, reconciliation and payouts - Provide track record in API and payments product management ideally within Fintech, financial services and/or related B2B sectors
Intricately collaborate with technical product managers and engineering leads in driving an API-first solution focusing on ledger management, FX conversion, wallets, reconciliation and payouts - Provide track record in API and payments product management ideally within Fintech, financial services and/or related B2B sectors
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Secure-Linux tools & API libraries.
Secure-Linux tools & API libraries.
Play a significant role in the design and development of our full system with embedded HSMs, client-side tools & API libraries * Familiarity with full-stack from device drivers, to client-side tools & API libraries. (Some knowledge of hardware protocols.)
Play a significant role in the design and development of our full system with embedded HSMs, client-side tools & API libraries * Familiarity with full-stack from device drivers, to client-side tools & API libraries. (Some knowledge of hardware protocols.)
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Windsor, UK - Will the role be 100% remote, Hybrid or 100% office? (Mandatory) Hybrid (visit to office once every week) to begin with - Is BGC required to completed before joining?(Y/N) * Participate in refining and scoping upcoming sprint work. * Assist solution architects with technical design and breaking down complex tasks. * Accountable for timely delivery of assigned tickets, meeting acceptance criteria. * Conduct spikes/investigations into innovative technologies for future project viability. * Ensure teammates' work meets code quality standards through reviews. * Coordinate with other teams for integrations, ensuring alignment of tasks and APIs. * Work with the QA team to investigate and resolve issues. * Mentor junior team members, providing assistance with tasks and problem-solving. * At least 5+ years Salesforce, both declarative and programmatic * Sales an
Windsor, UK - Will the role be 100% remote, Hybrid or 100% office? (Mandatory) Hybrid (visit to office once every week) to begin with - Is BGC required to completed before joining?(Y/N) * Participate in refining and scoping upcoming sprint work. * Assist solution architects with technical design and breaking down complex tasks. * Accountable for timely delivery of assigned tickets, meeting acceptance criteria. * Conduct spikes/investigations into innovative technologies for future project viability. * Ensure teammates' work meets code quality standards through reviews. * Coordinate with other teams for integrations, ensuring alignment of tasks and APIs. * Work with the QA team to investigate and resolve issues. * Mentor junior team members, providing assistance with tasks and problem-solving. * At least 5+ years Salesforce, both declarative and programmatic * Sales an
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API development using technologies and standards like REST/GraphQL/gRPC or similar.
API development using technologies and standards like REST/GraphQL/gRPC or similar.
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Experience with API development and integration
Experience with API development and integration
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Responsibilities include API development, system integration, dataoptimization, and performance tuning.
Responsibilities include API development, system integration, dataoptimization, and performance tuning.
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Remote Head of AI Software Development - Python, Azure, AI Platform
Remote Head of AI Software Development - Python, Azure, AI Platform
Recruitment Revolution
Reading (RG1), RG1
Competitive Salary Plus Benefits
• Shape the platform architecture, ensuring scalable, secure, cloud-native design across AI, data, and API layers.
• Shape the platform architecture, ensuring scalable, secure, cloud-native design across AI, data, and API layers.
Familiarity with distributed systems and API design
Familiarity with distributed systems and API design
Demonstrated technical fluency with cloud-native architectures (e.g., AWS, GCP, Azure), API design, and the infrastructure required to serve and scale LLM-based applications.
Demonstrated technical fluency with cloud-native architectures (e.g., AWS, GCP, Azure), API design, and the infrastructure required to serve and scale LLM-based applications.
Demonstrated technical fluency with cloud-native architectures (e.g., AWS, GCP, Azure), API design, and the infrastructure required to serve and scale LLM-based applications.
Demonstrated technical fluency with cloud-native architectures (e.g., AWS, GCP, Azure), API design, and the infrastructure required to serve and scale LLM-based applications.
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Strong experience with React (including Hooks, Redux, or Context API) to build dynamic and responsive user interfaces.
Strong experience with React (including Hooks, Redux, or Context API) to build dynamic and responsive user interfaces.
Experience developing a commercial/external software product with external API consumers
Experience developing a commercial/external software product with external API consumers
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In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
AWS for underlying infrastructure (Aurora, Redis, Dynamo, S3, SNS, SQS, CloudFront, API Gateway, etc.)
AWS for underlying infrastructure (Aurora, Redis, Dynamo, S3, SNS, SQS, CloudFront, API Gateway, etc.)
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Senior Python Developer – Team Lead - Remote
Senior Python Developer – Team Lead - Remote
XACT PLACEMENTS LIMITED
London
From £55,000 to £62,000 per annum
Senior Python Developer Team Lead - Location:Remote (UK-based) Salary:£55,000 £62,000 per annum - Were recruiting on behalf of our client who are in EdTech supporting schools across the UK. The business develops cloud-based solutions that help schools use technology and data to improve outcomes. They are looking for aSenior Python Developerwith Team Lead experience to join their engineering team. Youll lead development, set technical standards and support the delivery of scalable, cloud-native products. Main Duties of the Role * Lead the design and development of scalable Python applications * Provide technical leadership within an Agile environment * Design and maintain AWS-based systems using Infrastructure-as-Code * Set best practices across development, testing and deployment * Mentor developers and contribute to technical innovation - Your Skills and Experience
Senior Python Developer Team Lead - Location:Remote (UK-based) Salary:£55,000 £62,000 per annum - Were recruiting on behalf of our client who are in EdTech supporting schools across the UK. The business develops cloud-based solutions that help schools use technology and data to improve outcomes. They are looking for aSenior Python Developerwith Team Lead experience to join their engineering team. Youll lead development, set technical standards and support the delivery of scalable, cloud-native products. Main Duties of the Role * Lead the design and development of scalable Python applications * Provide technical leadership within an Agile environment * Design and maintain AWS-based systems using Infrastructure-as-Code * Set best practices across development, testing and deployment * Mentor developers and contribute to technical innovation - Your Skills and Experience
NEW
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AVEVA is creating software trusted by over 90% of leading industrial companies. Job Description - Job Title: Senior Software Developer - Location: Cambridge, United Kingdom Hybrid (3 days at the office) Employment Type: Full-time regular (flexible working options available) The job - As part of our Industrial Platform Group, you will join a talented team of software engineers dedicated to designing, developing, and evolving CONNECT - the core industrial intelligence platform at AVEVA. CONNECT powers a diverse range of digital solutions deployed across global industries by AVEVA and our partners. In this role, youll work closely with internal stakeholders and engineering teams to understand requirements, shape system architecture, and deliver scalable platform capabilities. Your contributions will directly impact how CONNECT supports our customers digital transformatio
AVEVA is creating software trusted by over 90% of leading industrial companies. Job Description - Job Title: Senior Software Developer - Location: Cambridge, United Kingdom Hybrid (3 days at the office) Employment Type: Full-time regular (flexible working options available) The job - As part of our Industrial Platform Group, you will join a talented team of software engineers dedicated to designing, developing, and evolving CONNECT - the core industrial intelligence platform at AVEVA. CONNECT powers a diverse range of digital solutions deployed across global industries by AVEVA and our partners. In this role, youll work closely with internal stakeholders and engineering teams to understand requirements, shape system architecture, and deliver scalable platform capabilities. Your contributions will directly impact how CONNECT supports our customers digital transformatio
NEW
Related Jobs
Locations
- The City, City (EC4)
- Shoreditch
- The City, City (EC3)
- Hinxton
- Southwark
- Arundel Heights
- Burton End
- Causeway
- Covent Garden
- Datchet Common
- City of London
- Central London
- Milton Keynes
- Reading
- West End
- Cambridge
- South East London
- Stevenage
- East London
- North West London
- London
- Berkshire
- Hertfordshire
- Buckinghamshire
- Cambridgeshire
- Essex
- Oxfordshire
- West Sussex
- Surrey
- Bedfordshire
- South East
- East Anglia