DemandTrendPermanent API Design Jobs in the South East

14 of 14 DemandTrendPermanent API Design Jobs in the South East

Senior Python Developer

london, south east england, united kingdom
Hybrid / WFH Options
KPMG UK
and the latest trends in Audit delivery. Why Join KPMG As a Senior Python Developer As a Senior Python Developer, you will play a hands-on role in the design and development of secure, scalable, and high-performance backend services that drive key components of the audit technology landscape. You will develop integrations with internal and external APIs, build … code practices. What will you be doing Backend Development: Develop, test, and maintain Python-based backend services, leveraging asynchronous programming and multithreading to optimize performance and scalability where appropriate. API Integration: Develop, document, and consume RESTful APIs, including integration with Microsoft Graph APIs and other third-party systems. Security Compliance: Implement robust authentication and authorization mechanisms and enforce security … best practices to safeguard API communication and data integrity. Cloud Engineering: Design and implement components using Azure services such as Function Apps, API Management, Application Gateway, Azure AI Foundry, Databricks and Service Bus. DevOps & CI/CD: Collaborate on build and deployment automation using Git, Azure DevOps, and CI/CD pipelines. Workflow Automation: Collaborate with stakeholders More ❯
Posted:

Senior Python Developer

slough, south east england, united kingdom
Hybrid / WFH Options
KPMG UK
and the latest trends in Audit delivery. Why Join KPMG As a Senior Python Developer As a Senior Python Developer, you will play a hands-on role in the design and development of secure, scalable, and high-performance backend services that drive key components of the audit technology landscape. You will develop integrations with internal and external APIs, build … code practices. What will you be doing Backend Development: Develop, test, and maintain Python-based backend services, leveraging asynchronous programming and multithreading to optimize performance and scalability where appropriate. API Integration: Develop, document, and consume RESTful APIs, including integration with Microsoft Graph APIs and other third-party systems. Security Compliance: Implement robust authentication and authorization mechanisms and enforce security … best practices to safeguard API communication and data integrity. Cloud Engineering: Design and implement components using Azure services such as Function Apps, API Management, Application Gateway, Azure AI Foundry, Databricks and Service Bus. DevOps & CI/CD: Collaborate on build and deployment automation using Git, Azure DevOps, and CI/CD pipelines. Workflow Automation: Collaborate with stakeholders More ❯
Posted:

Senior Python Developer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
KPMG UK
and the latest trends in Audit delivery. Why Join KPMG As a Senior Python Developer As a Senior Python Developer, you will play a hands-on role in the design and development of secure, scalable, and high-performance backend services that drive key components of the audit technology landscape. You will develop integrations with internal and external APIs, build … code practices. What will you be doing Backend Development: Develop, test, and maintain Python-based backend services, leveraging asynchronous programming and multithreading to optimize performance and scalability where appropriate. API Integration: Develop, document, and consume RESTful APIs, including integration with Microsoft Graph APIs and other third-party systems. Security Compliance: Implement robust authentication and authorization mechanisms and enforce security … best practices to safeguard API communication and data integrity. Cloud Engineering: Design and implement components using Azure services such as Function Apps, API Management, Application Gateway, Azure AI Foundry, Databricks and Service Bus. DevOps & CI/CD: Collaborate on build and deployment automation using Git, Azure DevOps, and CI/CD pipelines. Workflow Automation: Collaborate with stakeholders More ❯
Posted:

Senior Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Reed.co.uk
up-within a startup-style venture backed by the strength and stability of an established business. Key Responsibilities End-to-end development of high-quality, scalable SaaS platforms from design through deployment and maintenance. Architect and implement robust backend services primarily using Python and PostgreSQL. Develop and maintain responsive, performant front-end applications with TypeScript and modern frameworks (e.g. … development productivity and platform capabilities. Provide technical mentorship and leadership to development teams, fostering best practices in coding, testing, and deployment. Participate in code reviews, architecture discussions, and system design decisions. Troubleshoot and resolve complex technical issues across the full stack. Ensure software security, scalability, and performance are maintained at all times. Keep abreast of emerging technologies and industry … Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms in a production environment. Strong understanding and practical application of More ❯
Employment Type: Full-Time
Salary: £80,000 - £90,000 per annum
Posted:

Senior PHP Engineer

Reading, Berkshire, England, United Kingdom
Avanti
a website maintenance job — you’ll be building the logic, architecture, and integrations that power core customer solutions. The Role Working within a small specialist backend team, you’ll design, implement, and deliver PHP-based product features and custom solutions. You’ll be involved from requirements capture through to design, build, test, and deployment — with the autonomy to … architecture Occasionally creating supporting UIs for complex functionality What We’re Looking For Deep expertise in object-oriented PHP and backend architecture Strong understanding of software engineering principles and design patterns API design, development, and integration experience HTML, CSS, JavaScript Solid database knowledge (MySQL preferred) Comfortable owning projects end-to-end Desirable: Linux, SaaS platforms, CRM systems More ❯
Employment Type: Full-Time
Salary: £55,000 - £75,000 per annum
Posted:

Senior Java Developer

Reading, Berkshire, South East, United Kingdom
Hybrid / WFH Options
Halian Technology Limited
have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Key Responsibilities: Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical … Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to high-performing teams Familiarity with Agile (Scrum or Kanban), TDD, and pair programming practices Experience with CI/ More ❯
Employment Type: Permanent, Work From Home
Salary: £90,000
Posted:

Lead Java Developer

Reading, Berkshire, South East, United Kingdom
Hybrid / WFH Options
Halian Technology Limited
have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Key Responsibilities: Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical … Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like Spring Boot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to high-performing teams Familiarity with Agile (Scrum or Kanban), TDD, and pair programming practices Experience with CI/ More ❯
Employment Type: Permanent, Work From Home
Salary: £90,000
Posted:

Data Integration Engineer

Basingstoke, Hampshire, South East, United Kingdom
Anson Mccade
Integration Engineer , you'll work across data pipelines, APIs, and backend services to ensure data flows securely and seamlessly between systems. You'll collaborate with cross-functional teams to design and deliver scalable integration solutions that support critical mission capabilities. Key Responsibilities Design, develop, and maintain integrations between internal systems and third-party platforms using APIs and secure … integration architecture and practices. Key Skills & Experience Experience with workflow orchestration tools (e.g., Apache Airflow). Proven backend development skills using Node.js, Python, Java, or similar. Strong understanding of API design and integration techniques (REST, Webhooks, GraphQL). Familiarity with authentication protocols (OAuth2, JWT). Experience with ETL/ELT frameworks and data pipeline tools. Solid understanding of More ❯
Employment Type: Permanent
Posted:

Software Engineering Manager

Maidenhead, Berkshire, United Kingdom
WHD
be working closely with your product managers, product owners, engineering leaders, your team and other stakeholders. You will be leading developers, quality engineers and partnering with CloudOps, TechOps, UX Design other cross-functional functional groups to evolve our solutions while continuing to improve your teams adoption of SDLC processes, CI/CD integration, code quality & automation test coverage. Primary … efficiencies, improvements, challenges, remediation needs Correlate, report, and drive the adoption of Process/Continuous Improvement initiatives Recruit & provide leadership, coaching & career planning for engineering talent Be accountable for design decisions for new and existing application development, proactively escalating issues and seeking assistance to overcome obstacles Partner with Product Management to consult on solution feasibility and high-level effort … technology adoption and framework improvement, analyzing trends, patterns and best practices for software Serve as the evangelist and custodian of technology, architecture, and product development practices Participate in the design & implementation of production cloud grade services supporting high availability Qualifications 5+ years of experience leading software engineers for product development Experience managing capitalized software processes Preferred: experience with managing More ❯
Employment Type: Permanent
Salary: GBP 75,000 - 85,000 Annual
Posted:

Software Engineering Manager

Maidenhead, Royal Borough of Windsor and Maidenhead, Berkshire, United Kingdom
WHD
be working closely with your product managers, product owners, engineering leaders, your team and other stakeholders. You will be leading developers, quality engineers and partnering with CloudOps, TechOps, UX Design other cross-functional functional groups to evolve our solutions while continuing to improve your teams’ adoption of SDLC processes, CI/CD integration, code quality & automation test coverage. Primary … efficiencies, improvements, challenges, remediation needs Correlate, report, and drive the adoption of Process/Continuous Improvement initiatives Recruit & provide leadership, coaching & career planning for engineering talent Be accountable for design decisions for new and existing application development, proactively escalating issues and seeking assistance to overcome obstacles Partner with Product Management to consult on solution feasibility and high-level effort … technology adoption and framework improvement, analyzing trends, patterns and best practices for software Serve as the evangelist and custodian of technology, architecture, and product development practices Participate in the design & implementation of production cloud grade services supporting high availability Qualifications 5+ years of experience leading software engineers for product development Experience managing capitalized software processes Preferred: experience with managing More ❯
Employment Type: Permanent
Salary: £75000 - £85000/annum
Posted:

Director of Product Engineering

Oxford, England, United Kingdom
Hlx Life Sciences
This is a leadership role blending deep technical expertise with product-minded delivery in regulated environments (moving towards Software as a Medical Device – SaMD). You will oversee the design, architecture, and delivery of a highly scalable, secure, and compliant cloud-native platform that empowers researchers, clinicians, and bioinformaticians. You’ll influence product direction, engineering culture, and regulatory readiness. … CI/CD, observability) Expertise in modern stacks (Python, TypeScript/Node.js, React) and major clouds (AWS, GCP, Azure, Oracle) Knowledge of security and privacy frameworks: RBAC, encryption, secure API design, identity/auth protocols (OAuth2, OpenID) Track record delivering in regulated or healthcare-adjacent domains Desirable: Experience with genomic data, bioinformatics tools, or medical device software Familiarity More ❯
Posted:

Director of Product Engineering

banbury, south east england, united kingdom
Hlx Life Sciences
This is a leadership role blending deep technical expertise with product-minded delivery in regulated environments (moving towards Software as a Medical Device – SaMD). You will oversee the design, architecture, and delivery of a highly scalable, secure, and compliant cloud-native platform that empowers researchers, clinicians, and bioinformaticians. You’ll influence product direction, engineering culture, and regulatory readiness. … CI/CD, observability) Expertise in modern stacks (Python, TypeScript/Node.js, React) and major clouds (AWS, GCP, Azure, Oracle) Knowledge of security and privacy frameworks: RBAC, encryption, secure API design, identity/auth protocols (OAuth2, OpenID) Track record delivering in regulated or healthcare-adjacent domains Desirable: Experience with genomic data, bioinformatics tools, or medical device software Familiarity More ❯
Posted:

Software Engineering Manager Hands-on .Net, AWS

Maidenhead, Berkshire, England, United Kingdom
Hays Specialist Recruitment Limited
databases.You'll need working experience with scaled software architecture & domain: performance, redundancy, failover, clustering etc. You'll also need working experience with source code management patterns and proficiency in API design, development & production.They are embracing AWS here, so previous experience in the Cloud and working with pipelines and containers will serve you well. Same goes for an appreciation More ❯
Employment Type: Full-Time
Salary: £75,000 - £85,000 per annum
Posted:

Golang Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Circle Recruitment
is fully remote. Qualifications & Skills required: 3+ years of experience in software development, with a strong focus on Go ( Golang ). Solid understanding of backend architecture, distributed systems and API design. Solid understanding of DevOps, CI/CD, infrastructure as code and cloud platforms. Excellent communication skills and a true team player Experience working with SaaS platforms or automation … a plus. Comfortable working in agile environments (Scrum or Kanban). Experience with microservices, event-driven systems, and containerisation (Docker, Kubernetes) - DESIRABLE Background in product management or user-centred design - DESIRABLE Familiarity with performance optimisation and data modelling - DESIRABLE What you'd be doing: Develop backend services and components using Go. Design and implement APIs, data models and More ❯
Employment Type: Full-Time
Salary: £50,000 - £85,000 per annum, Inc benefits
Posted:
API Design
the South East
10th Percentile
£26,750
25th Percentile
£50,000
Median
£60,000
75th Percentile
£82,500