API Development Job Vacancies

176 to 200 of 228 API Development Jobs

Python Engineer

Edinburgh, Midlothian, Scotland, United Kingdom
Hays Specialist Recruitment Limited
Role This is an exciting opportunity to join a forward-thinking organisation delivering cutting-edge automation solutions using AI and machine learning. You'll be part of a collaborative development team focused on enhancing and expanding automation services for high-volume, low-complexity workflows.Your work will involve developing and supporting systems that leverage OCR, Object Detection, and Large Language … Pillow, YOLO Python 3.9+ with OOP, async/await, and debugging techniques Data tools: Pandas, NumPy, SQLAlchemy/psycopg2 AWS: Lambda, S3, CloudWatch, IAM, CDK, SQS, EKS/ECS API development: FastAPI, Requests, JWT/OAuthDevelopment Practices Agile methodologies (Scrum/Kanban), XP techniques (TDD, pair programming) Infrastructure-as-code and cloud monitoring (e.g., Grafana) Strong communication skills … across technical and non-technical audiences Experience supporting production systems and disaster recovery planningYou'll also be expected to contribute to mentoring, team events, and continuous improvement of development processes and service quality. What you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV More ❯
Employment Type: Contractor
Rate: £500 - £550 per day
Posted:

Product Delivery Manager

Milton Keynes, England, United Kingdom
Hybrid / WFH Options
Graphnet Health
working across the lifecycle of a complex software product SAFe Agile Product Management (or demonstrate an understanding of the principles through experience/application) Demonstrate experience of working with development teams using scaled agile delivery to proactively manage and communicate timelines, milestones, and dependencies. Effective communicator across different stakeholder groups interacting within every level of the business to achieve … responsibility to drive delivery, and uses initiative to solve challenges Comfortable to constructively challenge the norm and suggest improvements Desirable: Technical skills& understanding should include: SQL, .NET, Azure services & API development Experience of integration engines/middleware/messaging solutions Understanding of the requirements for deploying software into a clinical environment Experience in healthcare is a bonus, especially More ❯
Posted:

Senior Software Engineer - Risk and Performance Platform

London, United Kingdom
Bloomberg L.P
our calculation farms. We'll trust you to: Work directly with product owners to build products that our clients use to tackle complex problems Take ownership of technical solutions, development and delivery to production Develop in all levels of an application stack, from the client to server side Be open to learning and using any language needed for the … ability to collaborate effectively across different stakeholders We'd love to see: Design experience in distributed systems Experience in harnessing approximation methodologies to increase scalability Experience in clients' facing API development using Rest Experience in producing technical requirements for financial products Bloomberg is an equal opportunity employer and we value diversity at our company. We do not discriminate More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - Risk and Performance Platform

New York, United States
Bloomberg
our calculation farms. We'll trust you to: Work directly with product owners to build products that our clients use to tackle complex problems Take ownership of technical solutions, development and delivery to production Develop in all levels of an application stack, from the client to server side Be open to learning and using any language needed for the … ability to collaborate effectively across different stakeholders We'd love to see: Design experience in distributed systems Experience in harnessing approximation methodologies to increase scalability Experience in clients' facing API development using Rest Experience in producing technical requirements for financial products Salary Range = 160000 - 240000 USD Annually + Benefits + Bonus The referenced salary range is based on More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Software Architect

London, United Kingdom
Ventula Consulting Limited
background as a Software Architect or Lead Engineer. Strong experience with Swift, particularly in mobile app development. Strong Experience working with APIs Exposure to Swift Vapor for server-side API development (desirable, not essential). Proficiency in modern JavaScript/TypeScript stacks Node.js, Angular. Experience in small or mid-sized software companies. Strong communication and collaboration skills. Salary More ❯
Employment Type: Permanent
Salary: £85,000
Posted:

Senior Software Engineer

Sunnyvale, California, United States
Softworld Inc
Full Cycle Engineering Experience working with and possessing knowledge of merge methodologies using version control systems like GitLab, BitBucket etc Experienced in database technologies : Oracle, RDS, DynamoDB Expert in API development, Usage of test harnesses, giving technical direction to fellow engineers and ability to write extensive architecture and design documents Excellent troubleshooting and issue resolution skills. Quickly isolates More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

AI Solutions Engineer

London, United Kingdom
McGregor Boyall Associates Limited
LangChain, LlamaIndex, or similar technologies Advanced programming skills in Python or JavaScript for rapid prototyping and system integration Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development Practical knowledge of vector databases and embedding technologies for RAG system implementation Outstanding interpersonal skills - capable of converting business challenges into technical AI strategies Background in agile More ❯
Employment Type: Permanent
Salary: £95,000
Posted:

AI Solutions Engineer

London, South East, England, United Kingdom
McGregor Boyall
LangChain, LlamaIndex, or similar technologies Advanced programming skills in Python or JavaScript for rapid prototyping and system integration Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development Practical knowledge of vector databases and embedding technologies for RAG system implementation Outstanding interpersonal skills - capable of converting business challenges into technical AI strategies Background in agile More ❯
Employment Type: Full-Time
Salary: £85,000 - £95,000 per annum
Posted:

IT Platform Engineer Senior

College Park, Maryland, United States
University of Maryland
and APIs. - Write scripts in Python, PowerShell, and Bash to automate processes. - Build and deploy applications using Node.js. - Implement CI/CD pipelines and manage source control for efficient development workflows. - Administer Identity & Access Management using EntraID. - Ensure security and compliance using Microsoft Defender and Purview, adhering to NIST, CUI, HIPAA, and FERPA standards. This position is considered essential … Azure AI - Hands-on experience with infrastructure-as-code tools (Terraform, Puppet, Ansible, Chef). - Experience with Python, PowerShell, Bash scripting, and Node.js. - Familiarity with CI/CD pipeline development and source control (e.g., Git). - Expertise in Entra ID for Identity & Access Management. - Experience with microservices architecture and API development. - Strong problem-solving skills and ability to More ❯
Employment Type: Permanent
Salary: USD 177,120 Annual
Posted:

Coupa System Administrator - Charlotte, NC

Charlotte, North Carolina, United States
Digital Technology Solutions
DTS is looking for Coupa System Administrator for our direct client Position in Charlotte, NC Top Skills: Supply Chain industry experience - ex - best practices; Other CLM tools/functionality API Integration Development. Must have excellent communication skills - both verbal and written Job Description: Coupa System Administrator and API Development - Qualifications: Bachelor's degree in Computer Science, Information … years of hands-on experience administering and configuring Coupa applications Strong understanding of Coupa modules such as Procurement, Invoicing, Expenses, and Supplier Management Experience with Coupa integrations (e.g., via API, flat files, middleware) Familiarity with workflow configuration, custom fields, and reporting within Coupa Experience working in enterprise-level environments Strong communication and stakeholder management skills Preferred: Experience with Coupa More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

R&D Engineer - Remote

United Kingdom
Hybrid / WFH Options
MailerLite
all other internal teams WHAT YOU WILL WORK ON Rapid prototypes: Build, ship, learn, test, and iterate fast AI & Automation: Explore and integrate AI tools (OpenAI, Claude, Gemini) MCP & API development: Maintain and develop our MCPs and extend MailerLites capabilities Tech research: Stay ahead of industry trends, experiment with new tools and bring forward innovative solutions Direct impact … You will work closely with the CTO on R&D priorities and shape the next-gen of the MailerLite platform WHAT WE EXPECT FROM YOU Strong development background: Proficient in at least one major programming language. We use PHP & Laravel, but for this position we expect someone stronger at Typescript, Python or Go. Language is not important as long … We know that these tools havent been on the market for long, but we are looking for someone with practical experience using APIs like OpenAI/Anthropic/Gemini API & System knowledge: REST APIs, webhooks, distributed systems design Fast iteration mindset: Ability to go from idea to prototype to validation quickly Curiosity and autonomy: You have a love of More ❯
Employment Type: Contract
Rate: £60,000
Posted:

Technical Project Manager

Guildford, Surrey, United Kingdom
Hybrid / WFH Options
Faith Recruitment
clients. The Role Take ownership of planning and delivering integrations across multiple platforms. You'll collaborate with remote developers, internal stakeholders and client IT teams, while shaping a standard API framework and creating reusable documentation. Key Duties: Scope, plan and manage integrations from discovery to go-live Translate business needs into clear developer specifications Oversee API development … compliance and strong data security Produce integration guides and templates for future projects About You Proven experience managing B2B system integrations (ERP, e-commerce, order management or similar) Solid API knowledge (REST/GraphQL/EDI) and data mapping skills Confident project manager (Agile/Prince2 a plus) Excellent communicator, able to bridge technical and non-technical teams UK More ❯
Employment Type: Permanent
Salary: £65000 - £75000/annum
Posted:

API and LCNC Architect

London, United Kingdom
N Consulting Limited
LocationBloomsbury Square, London, United Kingdom# API and LCNC Architect at N Consulting LtdLocationBloomsbury Square, London, United KingdomSalary£400 - £460/dayJob TypeContractDate PostedSeptember 16th, 2025Apply Now API and LCNC Architect Remote (UK-based) 6-Month Contract (extension based on performance, ongoing project) About the Role We are seeking an API and Low-Code/No-Code (LCNC … third-party applications. Key Responsibilities Architecture & Strategy Design end-to-end integration blueprints and roadmaps.Evaluate and recommend LCNC and iPaaS platforms (e.g., MuleSoft, Dell Boomi, Microsoft Power Platform).Define API strategy, including design, development, and management standards.Collaborate with business and technical stakeholders to translate requirements into scalable solutions. Design & Development Create detailed technical designs for integration flows … API logic, and data mapping.Provide technical leadership for developers and citizen developers using LCNC platforms.Design, develop, and deploy APIs with gateways and management platforms, ensuring robust security and versioning.Monitor, optimize, and troubleshoot integration processes for performance and reliability. Governance & Standards Establish and enforce best practices, standards, and governance for LCNC and API development.Ensure compliance with security, data governance More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Deployed Engineer

London, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have (not essential): Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Permanent
Salary: £50000 - £75000/annum
Posted:

Forward Deployed Engineer

London, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
maintainable pipelines Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have: Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Permanent
Salary: £50000 - £75000/annum
Posted:

Forward Deployed Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
maintainable pipelines Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have: Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Full-Time
Salary: £50,000 - £75,000 per annum
Posted:

Data Engineer - SaaS Start-up

London, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
maintainable pipelines Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have: Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Permanent
Salary: £50000 - £75000/annum
Posted:

Deployed Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have (not essential): Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Full-Time
Salary: £50,000 - £75,000 per annum
Posted:

Data Engineer - SaaS Start-up

London, South East, England, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
maintainable pipelines Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have: Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Full-Time
Salary: £50,000 - £75,000 per annum
Posted:

Senior Engineer - Low Level Graphics

Surrey, United Kingdom
Creative Personnel
with cross functional teams to design and implement leading edge 3D graphics solutions for gamers and customers, and play a pivotal role in the innovation of GPU drivers and API development, and have technical ownership on key sections of projects. Your Role As a Senior Graphics Engineer, you will enjoy developing and optimising real time rendering pipelines to … standard features and extensions for Open GL ES and Vulkan. Your role as Senior Graphics Engineer will also see you being heavily involved in performance optimization and analysis, middleware development, and hardware integration. This will involve enhancing GPU drivers, analysing, graphic workloads, creating graphic based middleware libraries, as well as defining and integrating GPU requirements into the operating system. … innovative and collaborative environment. Working Pattern: Hybrid Determination: Inside IR35 About You Expert-level of proficiency in C and C++ programming languages Proven expertise in real-time embedded software development for mobile devices. Excellent knowledge of computer graphics, including OpenGL, OpenGL ES, Vulkan, or DirectX APIs. Deep understanding of graphics pipelines and modern mobile GPU architectures. Excellent system-level More ❯
Employment Type: Contract
Posted:

Mid/Senior Java Full Stack Developer

London, United Kingdom
Emergn
and enforce coding standards and best practices. Troubleshoot, debug and optimize applications for performance and scalability. You're a perfect fit if you have: Extensive professional experience in Java development . Experience with front-end technologies (preferably VueJS or Angular or React) and RESTful API development. Proven experience with Microservices and JWT OAuth 2. Expertise with PostgreSQL Database. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

AI Engineer - Outside IR35

Edinburgh, Midlothian, Scotland, United Kingdom
Sanderson Recruitment
and expanding the current automation service, which leverages OCR, Object Detection and LLM AI in order to automate some internal applications. You will bring a strong blend of Python development expertise, coupled with commercial exposure to modern AI technology and practices. Specifically, you will have a strong technical foundation across a blend of Large Language Models (LLMs), machine learning … fine tuning Machine Learning & AI Libraries including: Transformers/Hugging Face Python expertise with an understanding of object-oriented programming Pandas, PyTorch, Numpy SQLAlchemy, Boto3 AWS - Lambda, S3, CDK API Development Design and implementation of AI/ML solutions Excellent communicator Strong stakeholder management Keen collaborator The above is not exhaustive. For further information on this opportunity please More ❯
Employment Type: Contract
Rate: £500 - £550 per day
Posted:

Senior Software Engineer

Dublin, Ireland
Hybrid / WFH Options
Murex
is a global fintech leader in trading, risk management and processing solutions for capital markets.Operating from our 19 offices, 3 000 Murexians from over 60 different nationalities ensure the development, implementation and support of our platform which is used by banks, asset managers, corporations and utilities, across the world.Join Murex and work on the challenges of an industry at … in a people-centric environment.You'll be part of one global team where you can learn fast and stay true to yourself. The team: We are the Risk Control Development Team, part of the ERM (Enterprise Risk Management) domain in the Risk and Buy-Side group within the global development department. Our mission is to build and maintain … of collaboration, exploration, and continuous learning. The team is comprised of developers, business analysts and quality assurance members across our Dublin, Paris and Beirut sites Key Responsibilities: Design and Development: Lead the design and development of backend systems using Java, ensuring high performance, scalability, and reliability. Risk Control Solutions: Develop and implement risk control solutions that monitor, detect More ❯
Employment Type: Permanent
Salary: EUR 125,000 - 150,000 Annual
Posted:

Senior Software Engineer

Edinburgh, Midlothian, Scotland, United Kingdom
Hybrid / WFH Options
Bright Purple Resourcing
Offer Fully remote within the UK Salary up to £80,000 33 days annual leave Pension & healthcare A role with genuine social impact A supportive, mission-driven workplace Professional development and clear career progression Key Responsibilities Lead the design, development, and delivery of modern, web-based applications Improve codebases, development practices, and deployment processes Mentor engineers and … and non-technical stakeholders to design effective systems About You Extensive experience with C#, .NET, and SQL Strong expertise in Azure and cloud adoption frameworks Proven track record in API developmentand modern system architectures At least 3 years experience in a leadership role Strong problem-solving skills and ability to perform under pressure Hands-on experience with CI/ More ❯
Employment Type: Permanent, Work From Home
Salary: £80,000
Posted:

Senior Software Engineer

Greater Manchester, North West, United Kingdom
Hybrid / WFH Options
Bright Purple Resourcing
Offer Fully remote within the UK Salary up to £80,000 33 days annual leave Pension & healthcare A role with genuine social impact A supportive, mission-driven workplace Professional development and clear career progression Key Responsibilities Lead the design, development, and delivery of modern, web-based applications Improve codebases, development practices, and deployment processes Mentor engineers and … and non-technical stakeholders to design effective systems About You Extensive experience with C#, .NET, and SQL Strong expertise in Azure and cloud adoption frameworks Proven track record in API developmentand modern system architectures At least 3 years experience in a leadership role Strong problem-solving skills and ability to perform under pressure Hands-on experience with CI/ More ❯
Employment Type: Permanent, Work From Home
Salary: £80,000
Posted:
API Development
10th Percentile
£45,000
25th Percentile
£52,188
Median
£70,000
75th Percentile
£87,500
90th Percentile
£100,000