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89 Permanent API jobs in Pentonville + 20 miles
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Principle Java Engineer
Principle Java Engineer
Profile 29
South East London (SE1)
From £65,000 to £75,000 per annum + benefits + hybrid home working
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Principle Java Engineer
Principle Java Engineer
Profile 29
South East London (SE1)
From £65,000 to £75,000 per annum + benefits + hybrid home working
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Principle Java Engineer
Principle Java Engineer
Profile 29
South East London (SE1)
From £65,000 to £75,000 per annum + benefits + hybrid home working
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
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Youll also advance automation through Infrastructure-as-Code and API-driven approaches to create consistent, scalable, and efficient operations.
Youll also advance automation through Infrastructure-as-Code and API-driven approaches to create consistent, scalable, and efficient operations.
FEATURED
Security architecture fundamentals * API, integration, and middleware technologies
Security architecture fundamentals * API, integration, and middleware technologies
Integration technologies (API, message-based, OT interfaces, middleware)
Integration technologies (API, message-based, OT interfaces, middleware)
Contribute to documentation, including technical specifications and API references
Contribute to documentation, including technical specifications and API references
Overview: The Workflow Developer is responsible for designing, developing, and continually improving workflows, automations, and integrations across the firms core business systems including case management and finance platforms. The role ensures that processes are efficient, reliable, and aligned with legal-sector best practices. Working closely with business stakeholders, the Workflow Developer translates operational needs into robust, secure, and well-documented technical solutions that support high-quality legal service delivery and contribute to the firms wider digital strategy. The firm operates a hybrid agile working policy allowing employees to work from home (or another UK location) for up to 50% of their time. Individuals can also apply for other flexible working options either at the time of recruitment or during the course of their employment.
Overview: The Workflow Developer is responsible for designing, developing, and continually improving workflows, automations, and integrations across the firms core business systems including case management and finance platforms. The role ensures that processes are efficient, reliable, and aligned with legal-sector best practices. Working closely with business stakeholders, the Workflow Developer translates operational needs into robust, secure, and well-documented technical solutions that support high-quality legal service delivery and contribute to the firms wider digital strategy. The firm operates a hybrid agile working policy allowing employees to work from home (or another UK location) for up to 50% of their time. Individuals can also apply for other flexible working options either at the time of recruitment or during the course of their employment.
Application Support Engineer - 12 months' Fixed Term Contract
Application Support Engineer - 12 months' Fixed Term Contract
RTX Technologies
Harlow, London
Competitive
2026-03-10 - United Kingdom - Harlow, Essex - Hybrid - Job Title: Application Support Engineer - Grade: P3 - Function: DT - Location: Harlow (Hybrid) Clearance: SC Eligible - Duration: Fixed Term Contract 12 months - Hours: Full Time 37 hours per week - Raytheon UK - At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.
2026-03-10 - United Kingdom - Harlow, Essex - Hybrid - Job Title: Application Support Engineer - Grade: P3 - Function: DT - Location: Harlow (Hybrid) Clearance: SC Eligible - Duration: Fixed Term Contract 12 months - Hours: Full Time 37 hours per week - Raytheon UK - At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.
Senior Application Operations Engineer - M25 - Highways - Permanent - Apply Now... About the Role - Step into a role that offers genuine growth, long-term stability and the chance to make a meaningful impact on one of the UK's most significant highways networks. As a Senior Application Operations Engineer , you will play a pivotal role in shaping how we manage and maintain the Brightly Confirm (RMMS) system-an essential platform supporting the safe and efficient operation of the M25. With just under 15 years remaining on this major project , this is an opportunity to build a lasting career while contributing to the continuous improvement of digital systems that keep our network moving. You will be part of an evolving organisation that values innovation, collaboration and forward thinking. Whether you're motivated by technical challenge, career progression or the chance to leave a ...
Senior Application Operations Engineer - M25 - Highways - Permanent - Apply Now... About the Role - Step into a role that offers genuine growth, long-term stability and the chance to make a meaningful impact on one of the UK's most significant highways networks. As a Senior Application Operations Engineer , you will play a pivotal role in shaping how we manage and maintain the Brightly Confirm (RMMS) system-an essential platform supporting the safe and efficient operation of the M25. With just under 15 years remaining on this major project , this is an opportunity to build a lasting career while contributing to the continuous improvement of digital systems that keep our network moving. You will be part of an evolving organisation that values innovation, collaboration and forward thinking. Whether you're motivated by technical challenge, career progression or the chance to leave a ...
Design, build and govern marketing data foundation tagging, tracking, pipelines and modelling to create a single source of truth across brand direct, paid, social and CRM. Enable faster, better decisions with accurate data, integrated views (GA4, Salesforce, Databricks, COGNOS) and insight products (dashboards, attribution/MMM). Be the primary point of contact for all tracking and data issues ensuring reliability, compliance and speed. Own tagging and tracking standards for web/app (GTM, GA4, CM360/Floodlight, Meta pixel/event manager, consent mode) Define and maintain the marketing KPI dictionary and data model; steward the single source of truth. Define data pipelines between martech platforms and enterprise solutions (Salesforce, COGNOS, Databricks). Set QA/alerting SLAs, prioritise analytics backlog.
Design, build and govern marketing data foundation tagging, tracking, pipelines and modelling to create a single source of truth across brand direct, paid, social and CRM. Enable faster, better decisions with accurate data, integrated views (GA4, Salesforce, Databricks, COGNOS) and insight products (dashboards, attribution/MMM). Be the primary point of contact for all tracking and data issues ensuring reliability, compliance and speed. Own tagging and tracking standards for web/app (GTM, GA4, CM360/Floodlight, Meta pixel/event manager, consent mode) Define and maintain the marketing KPI dictionary and data model; steward the single source of truth. Define data pipelines between martech platforms and enterprise solutions (Salesforce, COGNOS, Databricks). Set QA/alerting SLAs, prioritise analytics backlog.
Senior Digital Health Lead (Malaria)
Senior Digital Health Lead (Malaria)
P.A.T.H. (Plymouth Access To Housing) Limited
Barking, London
Competitive
Requires demonstrated experience in DHIS2 configuration, ETL pipeline construction, and API development, combined with the ability to architect, oversee, and technically guide complex digital health implementations.
Requires demonstrated experience in DHIS2 configuration, ETL pipeline construction, and API development, combined with the ability to architect, oversee, and technically guide complex digital health implementations.
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Experience with api-based testing.
Experience with api-based testing.
Experience with api-based testing.
Experience with api-based testing.
200 exact matches jobs are outside your preferred location
)
We are seeking a Java API Developer to join our Digital Asset development team. * Implement APIs in line with internal requirements for API design, security, versioning, and documentation, ensuring solutions are consistent and reusable. * Collaborate with business and technology stakeholders to understand requirements, clarify edge cases, and deliver well-scoped API changes in an Agile sprint model. * Hands-on experience developing Java backend applications, including REST API development in production or near-production environments. * Familiarity with common Java API frameworks and patterns (e.g., Spring Boot / Spring MVC-style services) and building maintainable service layers. * Understanding of secure API fundamentals (authentication/authorization concepts, safe handling of sensitive data) and willingness to follow enterprise standards.
We are seeking a Java API Developer to join our Digital Asset development team. * Implement APIs in line with internal requirements for API design, security, versioning, and documentation, ensuring solutions are consistent and reusable. * Collaborate with business and technology stakeholders to understand requirements, clarify edge cases, and deliver well-scoped API changes in an Agile sprint model. * Hands-on experience developing Java backend applications, including REST API development in production or near-production environments. * Familiarity with common Java API frameworks and patterns (e.g., Spring Boot / Spring MVC-style services) and building maintainable service layers. * Understanding of secure API fundamentals (authentication/authorization concepts, safe handling of sensitive data) and willingness to follow enterprise standards.
We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands-on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilitiesspanning digital custody, tokenization enablement, digital transfer agency, and digital cash/settlement workflows. * Build API services that participate in the platforms centralized integration approachsupporting client/app onboarding and app-to-service integrations via an Integration Hub and secure gateways. * Implement APIs that align to enterprise API design/security/publishing requirements, ensuring designs are review-ready and compliant with internal standards (security, documentation, and platform requirements). * Collaborate across teams to drive clear API contracts and dependencies for integrations to traditional ...
We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands-on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilitiesspanning digital custody, tokenization enablement, digital transfer agency, and digital cash/settlement workflows. * Build API services that participate in the platforms centralized integration approachsupporting client/app onboarding and app-to-service integrations via an Integration Hub and secure gateways. * Implement APIs that align to enterprise API design/security/publishing requirements, ensuring designs are review-ready and compliant with internal standards (security, documentation, and platform requirements). * Collaborate across teams to drive clear API contracts and dependencies for integrations to traditional ...
We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands-on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilitiesspanning digital custody, tokenization enablement, digital transfer agency, and digital cash/settlement workflows. * Build API services that participate in the platforms centralized integration approachsupporting client/app onboarding and app-to-service integrations via an Integration Hub and secure gateways. * Implement APIs that align to enterprise API design/security/publishing requirements, ensuring designs are review-ready and compliant with internal standards (security, documentation, and platform requirements). * Collaborate across teams to drive clear API contracts and dependencies for integrations to traditional ...
We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands-on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilitiesspanning digital custody, tokenization enablement, digital transfer agency, and digital cash/settlement workflows. * Build API services that participate in the platforms centralized integration approachsupporting client/app onboarding and app-to-service integrations via an Integration Hub and secure gateways. * Implement APIs that align to enterprise API design/security/publishing requirements, ensuring designs are review-ready and compliant with internal standards (security, documentation, and platform requirements). * Collaborate across teams to drive clear API contracts and dependencies for integrations to traditional ...
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Full Stack Developer (FinTech/ Insurance)
Full Stack Developer (FinTech/ Insurance)
Ernest Gordon Recruitment
Basildon (SS13)
£45000 - £55000 per annum + Training, Progression, Company Benefit,
Basildon - Hybrid £45,000 - £55,000 + Training + Progression + Healthcare Coverage + Benefits - Are you a Full Stack Developer with a strong front-end focus, looking to join a talented team building cutting-edge websites for global FinTech clients, using modern technologies and receiving great training to support your progression into a senior role? Are you looking to join a company that genuinely invests in your future, with unlimited training opportunities and a best-in-class e-learning platform designed to keep you ahead of the curve in a fast-evolving tech landscape? This company have become a true disruptor in the insurance industry, seamlessly blending cutting-edge technology with every aspect of the sector. Their intelligent automation solutions are helping insurance firms stay agile, competitive, and efficient by streamlining traditionally time-consuming processes.
Basildon - Hybrid £45,000 - £55,000 + Training + Progression + Healthcare Coverage + Benefits - Are you a Full Stack Developer with a strong front-end focus, looking to join a talented team building cutting-edge websites for global FinTech clients, using modern technologies and receiving great training to support your progression into a senior role? Are you looking to join a company that genuinely invests in your future, with unlimited training opportunities and a best-in-class e-learning platform designed to keep you ahead of the curve in a fast-evolving tech landscape? This company have become a true disruptor in the insurance industry, seamlessly blending cutting-edge technology with every aspect of the sector. Their intelligent automation solutions are helping insurance firms stay agile, competitive, and efficient by streamlining traditionally time-consuming processes.
FEATURED
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AI Architect – Generative AI / LLM / Cloud (Enterprise Scale)
AI Architect – Generative AI / LLM / Cloud (Enterprise Scale)
DCV Technologies Limited
London
From £125,000 to £166,000 per annum
Experience with Kubernetes, Docker, microservices architectures, and API integrations
Experience with Kubernetes, Docker, microservices architectures, and API integrations
FEATURED
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Collections API
Collections API
FEATURED
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FryerMiles are delighted to be working with a leading UK Consultancy to assist with their recruitment of a Full Stack Engineer to work on a large financial project within the UK public sector. The successful candidate will be a mid level Full Stack Engineer with hands on experience building robust applications using C#, Python, and JavaScript, supporting the delivery of secure, scalable, automated cloud platforms across the Public Sector. * Design, develop and maintain full-stack web applications using C#, Python and JavaScript * Build and enhance backend services using frameworks including .NET, Flask, and Django * Develop user friendly front end interfaces with React, Angular or similar * Create and maintain RESTful API’s, microservices, and integrations with third party systems * Troubleshoot and debug issues across the stack * Participate in code reviews
FryerMiles are delighted to be working with a leading UK Consultancy to assist with their recruitment of a Full Stack Engineer to work on a large financial project within the UK public sector. The successful candidate will be a mid level Full Stack Engineer with hands on experience building robust applications using C#, Python, and JavaScript, supporting the delivery of secure, scalable, automated cloud platforms across the Public Sector. * Design, develop and maintain full-stack web applications using C#, Python and JavaScript * Build and enhance backend services using frameworks including .NET, Flask, and Django * Develop user friendly front end interfaces with React, Angular or similar * Create and maintain RESTful API’s, microservices, and integrations with third party systems * Troubleshoot and debug issues across the stack * Participate in code reviews
Senior Java Developer – AWS Cloud Backend
Senior Java Developer – AWS Cloud Backend
Intelligent Talent Solutions Ltd
Bracknell (RG12)
From £75,000 to £90,000 per annum Pension, staff discounts, medical
Experience building platforms supporting mobile or API-driven products
Experience building platforms supporting mobile or API-driven products
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Strong technical depth across Adobe Digital Experience and Digital Media solutions, plus broad knowledge of cloud architectures, API integrations, data platforms, and third-party ecosystem technologies
Strong technical depth across Adobe Digital Experience and Digital Media solutions, plus broad knowledge of cloud architectures, API integrations, data platforms, and third-party ecosystem technologies
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Assist with API integration and monitoring using API Management platforms. * Understanding of WAF and API security basics.
Assist with API integration and monitoring using API Management platforms. * Understanding of WAF and API security basics.
FEATURED
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Application Support Analyst (Business Central)
Application Support Analyst (Business Central)
360 Resourcing
Slough (SL1), SL1 4DX
£40000.00 to £44000.00 per year Hybrid working, Bonus and superb Bene
Troubleshoot API connections, reviewing payloads, authentication, and performance to maintain stability.
Troubleshoot API connections, reviewing payloads, authentication, and performance to maintain stability.
FEATURED
Related Jobs
Locations
- Southwark
- Moorgate
- Canary Wharf
- Charing Cross
- Datchet Common
- Farnborough Park
- Grays Inn
- Greenwich
- Haddenham
- Holborn
- City of London
- Cambridge
- Central London
- West End
- South East London
- Loughton
- Bracknell
- Reading
- Milton Keynes
- South West London
- London
- Cambridgeshire
- Berkshire
- Essex
- Buckinghamshire
- Surrey
- Oxfordshire
- Hampshire
- Hertfordshire
- Kent
- South East
- East Anglia