276 to 300 of 484 API Design Jobs

Location: London or Manchester 💼 Employment Type: Full-time, Permanent About the Role We’re looking for a Senior Software Engineer with deep experience in Python and AWS to help design, build, and scale distributed, data-driven Ad-Tech systems. You’ll lead the delivery of cross-service features within a modern cloud platform, making pragmatic architectural choices and setting … key role in shaping technical direction, mentoring engineers, and ensuring the systems you build are secure, observable, and resilient. Key Responsibilities Lead complex delivery: Drive the end-to-end design and implementation of Python-based microservices and cloud-native solutions hosted on AWS. Architect and optimise systems: Define service boundaries, data ownership, and failure-recovery patterns for scalable, high … and drive continuous improvement. Mentor and grow others: Support engineers through pairing, feedback, and documentation to strengthen technical capability across the team. Contribute to technical roadmap: Collaborate with Product, Design, and Data teams to align on priorities and ensure value is delivered incrementally. Core Tech Stack Languages: Python (FastAPI, Flask, or Django) Cloud: AWS (Lambda, ECS/Fargate, S3 More ❯

Location: London or Manchester 💼 Employment Type: Full-time, Permanent About the Role We’re looking for a Senior Software Engineer with deep experience in Python and AWS to help design, build, and scale distributed, data-driven Ad-Tech systems. You’ll lead the delivery of cross-service features within a modern cloud platform, making pragmatic architectural choices and setting … key role in shaping technical direction, mentoring engineers, and ensuring the systems you build are secure, observable, and resilient. Key Responsibilities Lead complex delivery: Drive the end-to-end design and implementation of Python-based microservices and cloud-native solutions hosted on AWS. Architect and optimise systems: Define service boundaries, data ownership, and failure-recovery patterns for scalable, high … and drive continuous improvement. Mentor and grow others: Support engineers through pairing, feedback, and documentation to strengthen technical capability across the team. Contribute to technical roadmap: Collaborate with Product, Design, and Data teams to align on priorities and ensure value is delivered incrementally. Core Tech Stack Languages: Python (FastAPI, Flask, or Django) Cloud: AWS (Lambda, ECS/Fargate, S3 More ❯

is your chance to work with a collaborative, high-performing team building scalable backend services that deliver exceptional customer experiences. As a Python Developer in this role, you will: Design and develop highly scalable backend services using Python and frameworks like FastAPI or Django Work with cloud technologies (AWS) to build and maintain robust, secure APIs Collaborate closely with … product, design, and sales teams to shape solutions that matter Engage in code reviews, pair programming, and continuous improvement of Agile processes Help optimize data handling with PostgreSQL and contribute to microservice-based architecture We’re looking for a Python Developer who: Has strong expertise in Python backend development and experience with RESTful API design Is comfortable More ❯

is your chance to work with a collaborative, high-performing team building scalable backend services that deliver exceptional customer experiences. As a Python Developer in this role, you will: Design and develop highly scalable backend services using Python and frameworks like FastAPI or Django Work with cloud technologies (AWS) to build and maintain robust, secure APIs Collaborate closely with … product, design, and sales teams to shape solutions that matter Engage in code reviews, pair programming, and continuous improvement of Agile processes Help optimize data handling with PostgreSQL and contribute to microservice-based architecture We’re looking for a Python Developer who: Has strong expertise in Python backend development and experience with RESTful API design Is comfortable More ❯

and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design, and Agile delivery methodologies will be highly beneficial. This is an exciting opportunity to work in a dynamic FinTech environment where innovation, quality, and performance are at More ❯

and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design, and Agile delivery methodologies will be highly beneficial. This is an exciting opportunity to work in a dynamic FinTech environment where innovation, quality, and performance are at More ❯

and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design, and Agile delivery methodologies will be highly beneficial. This is an exciting opportunity to work in a dynamic FinTech environment where innovation, quality, and performance are at More ❯

and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design, and Agile delivery methodologies will be highly beneficial. This is an exciting opportunity to work in a dynamic FinTech environment where innovation, quality, and performance are at More ❯

and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design, and Agile delivery methodologies will be highly beneficial. This is an exciting opportunity to work in a dynamic FinTech environment where innovation, quality, and performance are at More ❯

and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design, and Agile delivery methodologies will be highly beneficial. This is an exciting opportunity to work in a dynamic FinTech environment where innovation, quality, and performance are at More ❯

ll bring: Proven experience in software integration, with skills in Python, C, Powershell, and CI/CD pipelines Strong knowledge of architectural patterns such as SOA, Microservices, ESB, and API design Expertise in designing and implementing integration solutions for COTS and custom software Familiarity with containerisation (Docker), orchestration (Kubernetes), and virtualisation (VMware, IaaS tools like Ansible, Terraform) Excellent More ❯

comprehensive architecture solutions that integrate core business platforms with wider enterprise systems. Establish and maintain architectural standards, best practices, and governance frameworks across the organisation. Assess existing systems and design strategies for optimisation, modernisation, and scalability. Partner with engineering, operations, security, and business teams to ensure technology solutions align with strategic objectives. Provide expert guidance on broking systems, API design, system integration, security frameworks, and user experience. Translate complex business needs into clear, implementable architectural designs. Ensure high availability, security, and performance across hybrid and cloud-based environments. Stay informed on emerging technologies and market developments relevant to the insurance industry. Skills & Experience Proven experience as a Technology Architect , Solutions Architect , or in a senior technology leadership … Experience designing and delivering systems integrations using APIs, middleware, and modern data exchange approaches. Understanding of enterprise architecture frameworks (e.g. TOGAF , Zachman ). Strong proficiency with Azure and contemporary design principles such as microservices and event-driven architecture. Excellent communication and stakeholder engagement skills across all levels. Familiarity with DevOps practices (CI/CD pipelines, monitoring, containerisation). Knowledge More ❯

built? This is a chance to join a modern, mission-driven charity that’s scaling fast after a recent merger. You’ll work across cloud, software, and integrations to design and operate the infrastructure and delivery frameworks that power real-world impact. You’ll be the go-to technical voice for automation, deployments, and engineering practices, helping to define … CloudFormation for infrastructure as code Docker and Kubernetes CI/CD pipelines with GitHub Actions Monitoring, logging, and incident response Software and Frameworks React, Node, Next.js, and Python RESTful API design and automation SaaS integrations and workflow scripting Data and Platforms Salesforce, Google Workspace, Jira, and Confluence Databases such as DynamoDB, MongoDB, and RDS Security and Identity Okta … federated identity, and SSO Encryption, TLS, and compliance-minded design About you You have strong DevOps or platform engineering experience with an interest in full stack development. You’re confident with CI/CD, infrastructure as code, and automation in a cloud-native environment. You enjoy mentoring or supporting junior engineers, work collaboratively, and are focused on delivering quality More ❯

built? This is a chance to join a modern, mission-driven charity that’s scaling fast after a recent merger. You’ll work across cloud, software, and integrations to design and operate the infrastructure and delivery frameworks that power real-world impact. You’ll be the go-to technical voice for automation, deployments, and engineering practices, helping to define … CloudFormation for infrastructure as code Docker and Kubernetes CI/CD pipelines with GitHub Actions Monitoring, logging, and incident response Software and Frameworks React, Node, Next.js, and Python RESTful API design and automation SaaS integrations and workflow scripting Data and Platforms Salesforce, Google Workspace, Jira, and Confluence Databases such as DynamoDB, MongoDB, and RDS Security and Identity Okta … federated identity, and SSO Encryption, TLS, and compliance-minded design About you You have strong DevOps or platform engineering experience with an interest in full stack development. You’re confident with CI/CD, infrastructure as code, and automation in a cloud-native environment. You enjoy mentoring or supporting junior engineers, work collaboratively, and are focused on delivering quality More ❯

built? This is a chance to join a modern, mission-driven charity that's scaling fast after a recent merger. You'll work across cloud, software, and integrations to design and operate the infrastructure and delivery frameworks that power real-world impact. You'll be the go-to technical voice for automation, deployments, and engineering practices, helping to define … CloudFormation for infrastructure as code Docker and Kubernetes CI/CD pipelines with GitHub Actions Monitoring, logging, and incident response Software and Frameworks React, Node, Next.js, and Python RESTful API design and automation SaaS integrations and workflow scripting Data and Platforms Salesforce, Google Workspace, Jira, and Confluence Databases such as DynamoDB, MongoDB, and RDS Security and Identity Okta … federated identity, and SSO Encryption, TLS, and compliance-minded design About you You have strong DevOps or platform engineering experience with an interest in full stack development. You're confident with CI/CD, infrastructure as code, and automation in a cloud-native environment. You enjoy mentoring or supporting junior engineers, work collaboratively, and are focused on delivering quality More ❯

built? This is a chance to join a modern, mission-driven charity that’s scaling fast after a recent merger. You’ll work across cloud, software, and integrations to design and operate the infrastructure and delivery frameworks that power real-world impact. You’ll be the go-to technical voice for automation, deployments, and engineering practices, helping to define … CloudFormation for infrastructure as code Docker and Kubernetes CI/CD pipelines with GitHub Actions Monitoring, logging, and incident response Software and Frameworks React, Node, Next.js, and Python RESTful API design and automation SaaS integrations and workflow scripting Data and Platforms Salesforce, Google Workspace, Jira, and Confluence Databases such as DynamoDB, MongoDB, and RDS Security and Identity Okta … federated identity, and SSO Encryption, TLS, and compliance-minded design About you You have strong DevOps or platform engineering experience with an interest in full stack development. You’re confident with CI/CD, infrastructure as code, and automation in a cloud-native environment. You enjoy mentoring or supporting junior engineers, work collaboratively, and are focused on delivering quality More ❯

built? This is a chance to join a modern, mission-driven charity that’s scaling fast after a recent merger. You’ll work across cloud, software, and integrations to design and operate the infrastructure and delivery frameworks that power real-world impact. You’ll be the go-to technical voice for automation, deployments, and engineering practices, helping to define … CloudFormation for infrastructure as code Docker and Kubernetes CI/CD pipelines with GitHub Actions Monitoring, logging, and incident response Software and Frameworks React, Node, Next.js, and Python RESTful API design and automation SaaS integrations and workflow scripting Data and Platforms Salesforce, Google Workspace, Jira, and Confluence Databases such as DynamoDB, MongoDB, and RDS Security and Identity Okta … federated identity, and SSO Encryption, TLS, and compliance-minded design About you You have strong DevOps or platform engineering experience with an interest in full stack development. You’re confident with CI/CD, infrastructure as code, and automation in a cloud-native environment. You enjoy mentoring or supporting junior engineers, work collaboratively, and are focused on delivering quality More ❯

built? This is a chance to join a modern, mission-driven charity that’s scaling fast after a recent merger. You’ll work across cloud, software, and integrations to design and operate the infrastructure and delivery frameworks that power real-world impact. You’ll be the go-to technical voice for automation, deployments, and engineering practices, helping to define … CloudFormation for infrastructure as code Docker and Kubernetes CI/CD pipelines with GitHub Actions Monitoring, logging, and incident response Software and Frameworks React, Node, Next.js, and Python RESTful API design and automation SaaS integrations and workflow scripting Data and Platforms Salesforce, Google Workspace, Jira, and Confluence Databases such as DynamoDB, MongoDB, and RDS Security and Identity Okta … federated identity, and SSO Encryption, TLS, and compliance-minded design About you You have strong DevOps or platform engineering experience with an interest in full stack development. You’re confident with CI/CD, infrastructure as code, and automation in a cloud-native environment. You enjoy mentoring or supporting junior engineers, work collaboratively, and are focused on delivering quality More ❯

strategic objectives through technology, and provides employees and members with quality technology platforms that are always available, always relevant, and always scalable. POSITION SUMMARY: The IT Developer leads the design, development, implementation, maintenance and support of real time integration and interfaces between GreenState's on-premises and hosted software platforms. GREENSTATE CULTURE: At GreenState, we exist to create lasting … integration and error reporting solutions. Will work from functional requirement specifications, data integration specifications, and security specifications to maintain, modify, and devise new data integrations. Creates and updates automated API functional, performance, and security tests. Works closely with third-party vendors to ensure problem resolution, or successful software or hardware implementation. Identifies, promotes, and evaluates idea driven solutions and … assigned. Qualifications Three to five years (minimum) hands-on development experience implementing integration solutions. College degree in relevant field or equivalent work experience. Strong foundation on Software life cycle - Design, Build, Operate, Maintain Hands on experience in integration technologies, API design and operations Hands on experience in Java, SOAP, REST, XML, JSON, RAML, OAS, Messaging Ability to More ❯

front-end experiences with and Working with Docker, containers, and Linux infrastructure to streamline deployments. Leading problem-solving sessions, code reviews, and architectural planning for exciting ecommerce innovations. Managing API integrations and optimising database performance. What You'll Need Strong experience with PHP 8 and Laravel 10+ Proficiency with JavaScript frameworks , ) Docker, containers, and Linux expertise Solid experience with … Git and MySQL RESTful API design and integration knowledge Bonus Skills Familiarity with queueing mechanisms and distributed task processing Experience integrating payment systems (Stripe, PayPal, etc.) CI/CD and unit testing best practices Agile/Scrum background Why Join? 30 days holiday (+ birthday off) Career growth opportunities in a fast-paced SaaS business Comprehensive health insurance More ❯

where your work will have direct global impact. In this role, you will own the full data stack from ingestion through to analytics, building and maintaining scalable pipelines across API, streaming, and batch processes. You will manage cloud infrastructure on AWS with a DevOps mindset, including CI/CD, infrastructure as code, monitoring, and scaling. Working closely with engineering … and team development. Build, ship, and refine high‐quality features that directly support conservation and sustainability. What They’re Looking For: 5+ years of backend experience with Go, including API design, microservices, and database systems like PostgreSQL. Solid frontend skills with React/Next.js, TypeScript. Experience building scalable, reliable SaaS products that are cleanly architected and maintainable. Strong … knowledge of AWS, CI/CD pipelines, containerisation, and DevOps best practices. A thoughtful approach to system design, balancing performance, scalability, and simplicity. Someone who thrives in fast‐moving, early‐stage environments and enjoys solving deep technical challenges. A great collaborator who values teamwork, communication, and shared mission. What's on offer: £80-95k + meaningful Equity More ❯

where your work will have direct global impact. In this role, you will own the full data stack from ingestion through to analytics, building and maintaining scalable pipelines across API, streaming, and batch processes. You will manage cloud infrastructure on AWS with a DevOps mindset, including CI/CD, infrastructure as code, monitoring, and scaling. Working closely with engineering … and team development. Build, ship, and refine high‐quality features that directly support conservation and sustainability. What They’re Looking For: 5+ years of backend experience with Go, including API design, microservices, and database systems like PostgreSQL. Solid frontend skills with React/Next.js, TypeScript. Experience building scalable, reliable SaaS products that are cleanly architected and maintainable. Strong … knowledge of AWS, CI/CD pipelines, containerisation, and DevOps best practices. A thoughtful approach to system design, balancing performance, scalability, and simplicity. Someone who thrives in fast‐moving, early‐stage environments and enjoys solving deep technical challenges. A great collaborator who values teamwork, communication, and shared mission. What's on offer: £80-95k + meaningful Equity More ❯

where your work will have direct global impact. In this role, you will own the full data stack from ingestion through to analytics, building and maintaining scalable pipelines across API, streaming, and batch processes. You will manage cloud infrastructure on AWS with a DevOps mindset, including CI/CD, infrastructure as code, monitoring, and scaling. Working closely with engineering … and team development. Build, ship, and refine high quality features that directly support conservation and sustainability. What They're Looking For: 5+ years of backend experience with Go, including API design, microservices, and database systems like PostgreSQL. Solid frontend skills with React/Next.js, TypeScript. Experience building scalable, reliable SaaS products that are cleanly architected and maintainable. Strong … knowledge of AWS, CI/CD pipelines, containerisation, and DevOps best practices. A thoughtful approach to system design, balancing performance, scalability, and simplicity. Someone who thrives in fast moving, early stage environments and enjoys solving deep technical challenges. A great collaborator who values teamwork, communication, and shared mission. What's on offer: £80-95k + meaningful Equity More ❯

where your work will have direct global impact. In this role, you will own the full data stack from ingestion through to analytics, building and maintaining scalable pipelines across API, streaming, and batch processes. You will manage cloud infrastructure on AWS with a DevOps mindset, including CI/CD, infrastructure as code, monitoring, and scaling. Working closely with engineering … and team development. Build, ship, and refine high‐quality features that directly support conservation and sustainability. What They’re Looking For: 5+ years of backend experience with Go, including API design, microservices, and database systems like PostgreSQL. Solid frontend skills with React/Next.js, TypeScript. Experience building scalable, reliable SaaS products that are cleanly architected and maintainable. Strong … knowledge of AWS, CI/CD pipelines, containerisation, and DevOps best practices. A thoughtful approach to system design, balancing performance, scalability, and simplicity. Someone who thrives in fast‐moving, early‐stage environments and enjoys solving deep technical challenges. A great collaborator who values teamwork, communication, and shared mission. What's on offer: £80-95k + meaningful Equity More ❯

where your work will have direct global impact. In this role, you will own the full data stack from ingestion through to analytics, building and maintaining scalable pipelines across API, streaming, and batch processes. You will manage cloud infrastructure on AWS with a DevOps mindset, including CI/CD, infrastructure as code, monitoring, and scaling. Working closely with engineering … and team development. Build, ship, and refine high‐quality features that directly support conservation and sustainability. What They’re Looking For: 5+ years of backend experience with Go, including API design, microservices, and database systems like PostgreSQL. Solid frontend skills with React/Next.js, TypeScript. Experience building scalable, reliable SaaS products that are cleanly architected and maintainable. Strong … knowledge of AWS, CI/CD pipelines, containerisation, and DevOps best practices. A thoughtful approach to system design, balancing performance, scalability, and simplicity. Someone who thrives in fast‐moving, early‐stage environments and enjoys solving deep technical challenges. A great collaborator who values teamwork, communication, and shared mission. What's on offer: £80-95k + meaningful Equity More ❯