201 to 225 of 325 Permanent API Development Jobs

AI Engineer

Hiring Organisation
MassMutual
Location
Boston, Massachusetts, United States
Employment Type
Permanent
Salary
USD Annual
Science team is seeking a skilled AI Engineer to join our high-performing, cross-functional team. In this role, you will own the design, development, and delivery of AI solutions that address complex, high-value business problems across the enterprise. You'll apply machine learning, generative and agentic … them into production. At this level, you are expected to take full ownership of defined initiatives with minimal supervision, driving quality and performance from development through deployment. The Team This is a unique opportunity to work alongside experts in applied AI, statistics, and computer science. The team operates ...

Java Developer (Market Data)

Location
City Of London, England, United Kingdom
develop systems to leverage and audit market/Reference data feeds. As a Senior Java Developer, you will undertake a mixture of server-side development in Java & SpringBoot, partnered with being a part of business facing initiatives to modernise and enhance their external facing application and ever evolving market … skills in the following: Server-side engineering in Java, and the building of SpringBoot microservices Experience working across Market/Reference Batch Data Modern development best practises including TDD and DevOps, being familiar with modifying CI/CD pipelines to maximise efficiency. REST API development and integration. ...

Creative Technology Developer (AI/ML Focus)

Location
City Of London, England, United Kingdom
efficiency. This position is ideal for arecent MA graduateor early-career technologist with strong academic grounding inArtificial Intelligence (AI),Machine Learning (ML), andmodern software development techniques. The role will work across Film, TV, Games, and Ads to turn small problems into creative solutions. Sittingoutside the core development team … Identify, scope, and deliver innovative software solutions to improve operational workflows and business processes. Use a combination of AI/ML, scripting, and traditional development methods to build prototypes and production-ready tools. Conduct internal discovery across business units to identify pain points and areas for efficiency gains. Build ...

Principal Information Architect - Metadata Thought Leadership

Location
Greater London, England, United Kingdom
Step into the role of a Principal Information Architect (Executive Director) at JPMorganChase and become a promoting force behind the development and adoption of cutting‐edge, cloud‐based technologies. Make metadata real, usable, and impactful in modern engineering. In this role, you’ll sit at the intersection of Information … influence direction through thought leadership (not people management), partnering with stakeholders to drive standards and adoption. You will help ensure models and metadata support development practices and regulatory asks in a clear, implementable way. This could suit a strong Information Architect with metadata experience and an interest in software ...

Technical Architect - Pre-sales

Location
Greater London, England, United Kingdom
client data will be sourced, validated, and integrated into Mondra, leveraging where possible our existing Import and Export APIs and identifying where custom API development may be required for fulfil Mondra’s data requirements. You will also contribute to the client contracting process, ensuring technical commitments are clearly … including mapping data sources, transformation logic, and validation processes. Identify the client’s BI requirements, and define data export strategies (preferably via existing Mondra API). Identify the authentication/authorisation capabilities of the client, and promote the integration with Mondra’s Identity Provider via Single Sign On. Leverage ...

Senior Engineer

Location
Manchester, England, United Kingdom
seeking a highly motivated Senior Engineer to lead the design, development, and optimisation of intelligent systems that power our next-generation applications. This is an exciting opportunity to join a growing team, working in a flexible and innovative environment to deliver world-class AI solutions that drive business value. … Contribute to internal knowledge sharing and mentor junior engineers. Skills and experience: Required: Proven expertise in utilizing Python-based frameworks such as FastAPI for API development, Celery for task management, and Postgres for database solutions. Experience with vector and graph databases, and RAG-based architectures. Experience of with ...

Member of Technical Staff - Applications

Location
Greater London, England, United Kingdom
usable interfaces. Feed delivery learnings back into platform patterns and defaults so the next system ships faster. What You\'ll Work With Full-Stack & API Development: React, TypeScript, REST, gRPC, FastAPI, Go services, API design. Auth & Governance: OIDC authentication, RBAC, audit logging. Workflows & Integrations: Event-driven systems … About You Strong full-stack engineering background with experience shipping production-grade applications end-to-end. Comfortable owning the full delivery surface — UI through API through auth — without needing to hand off between layers. Experience integrating with external systems or customer environments and making those integrations reliable and maintainable. ...

AI Full Stack Engineer

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£350.00 - £388.00 per day
Weeks, 2 Days) Hours: 40 hours/week Rate: 291 PAYE/388 Umbrella Core Technical Stack Programming & APIs: Python, RESTful API development, JSON Schema, Pydantic. AI & LLMs: Gemini, OpenAI, Claude. Frameworks & Orchestration: Google ADK, LangChain, LangGraph. Data & Search: AWS OpenSearch (Indexing and Vector embeddings - Highly emphasized ), Database ...

Backend Software Developer

Location
Cambridge, England, United Kingdom
skills, including deep understanding of the language and how to build robust, well‐designed code to the latest best practice Good understanding of RESTful API development and appropriate authorisation/authentication schemes – experience using Flask or FastAPI would be useful Experience working with cloud computing platforms (preferably ...

Full Stack Engineer

Hiring Organisation
Morgan McKinley
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
commercial experience building production web applications using TypeScript and React, with a clear bias toward backend development. * Node.js Proficiency: Strong background in backend architecture, API development, and system logic. * Solid SQL Skills: Hands-on experience working with relational databases and query optimization. Desirable: * Background in Financial Services ...

Backend Software Engineer Python LLM - Finance

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
2.1 or above bachelor's degree in Computer Science, AI or related STEM disciplines You have a strong Python software engineering background including and API development You have hands-on experience deploying LLMs and multi-modal models at scale in production You have a strong understanding of scalable ...

GRC Pre-Sales Consultant / Solutions Engineer – EMEA

Location
Greater London, England, United Kingdom
skills. Have general knowledge with a scripting language (Python, Ruby, Bash, and JavaScript) and a desire to expand those skills. Be familiar with REST API development and service integrations is a plus. Ideally have prior experience in the cybersecurity, GRC (governance, risk, and compliance), or audit space. Open ...

Backend Developer

Location
Greater London, England, United Kingdom
write robust and fault-tolerant software. Proficient understanding of Git and CI/CD. Good understanding of Databases and data architecture. Experience with API development (REST, GraphQL, etc) Experience in using web frameworks (Django). Experience working on B2B product features Experience working with OCPI Experience integrating third … party API solutions #J-18808-Ljbffr ...

Principal Information Architect – Metadata Thought Leadership

Location
Greater London, England, United Kingdom
Step into the role of a Principal Information Architect (Executive Director) at JPMorganChase and become a promoting force behind the development and adoption of cutting-edge, cloud-based technologies. Make metadata real, usable, and impactful in modern engineering. In this role, you’ll sit at the intersection of Information … influence direction through thought leadership (not people management), partnering with stakeholders to drive standards and adoption. You will help ensure models and metadata support development practices and regulatory asks in a clear, implementable way. This could suit a strong Information Architect with metadata experience and an interest in software ...

DBA/Applications Support Analyst/Developer

Location
United Kingdom
FinTech business, the role is hybrid - 1 day per week in the office. Key technical requirements Proven hands-on website, mobile app support and development experience (ideally Angular or Big Commerce) Proven hands-on API development or support experience ETL tools experience Hands-on Azure ADF, logic … function app, storage accounts development or support experience Hands-on Mobile middleware, IIS solution development, or support experience Experience in SSIS packages support, DB clustering set up, DB, SSIS upgrades, DB performance tuning. Experience in setting up monitoring and alerting using any monitoring tools e.g. spotlight, solarwinds etc. ...

DBA/Applications Support Analyst/Developer

Hiring Organisation
Kudos Partners
Location
Slough, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
FinTech business, the role is hybrid - 1 day per week in the office. Key technical requirements; Proven hands-on website, mobile app support and development experience (ideally Angular or Big Commerce) Proven hands-on API development or support experience ETL tools experience Hands-on Azure ADF, logic … function app, storage accounts development or support experience Hands-on Mobile middleware, IIS solution development, or support experience Experience in SSIS packages support, DB clustering set up, DB, SSIS upgrades, DB performance tuning. Experience in setting up monitoring and alerting using any monitoring tools e.g. spotlight, solarwinds etc. ...

SAP Integration Developer

Location
Metropolitan Borough of Solihull, England, United Kingdom
Integration Suite developments across key business transformation programmes Designing and delivering robust integration solutions within a complex SAP environment Owning and driving Tarmac's API development and integration strategy Translating business requirements into scalable technical solutions Leading integration workshops and engaging with stakeholders across the business Managing … delivering both large-scale projects and smaller enhancement initiatives Ensuring best practice development standards and integration methodologies are followed What We're Looking For Extensive hands‐on experience with SAP Integration SuiteExperience of working with SAP Advanced Event Mesh and event‐based integrationsDemonstrable experience with ABAP Proxies ...

Research Software Engineer - ATLAS

Hiring Organisation
University of Oxford
Location
Oxford, Oxfordshire, United Kingdom
Salary
£ 70 K
maintain software used for scientific research and translational projects, as well as providing consulting and training to other researchers on best practices in software development and reproducible research. This post is part of OxRSE’s embedded RSE group within the Department of Physics.This is an exciting opportunity to join … network beyond the five currently operating sites.We offer RSEs the potential to advance their career and to make a significant contribution to the development of good software practices at a world-leading university. The successful candidate will, following the initial two year period, have the opportunity to work ...

Research Software Engineer - ATLAS

Location
Oxford, England, United Kingdom
maintain software used for scientific research and translational projects, as well as providing consulting and training to other researchers on best practices in software development and reproducible research. This post is part of OxRSE’s embedded RSE group within the Department of Physics. This is an exciting opportunity … network beyond the five currently operating sites. We offer RSEs the potential to advance their career and to make a significant contribution to the development of good software practices at a world-leading university. The successful candidate will, following the initial two year period, have the opportunity to work ...

Lead AI Engineer

Hiring Organisation
Capco
Location
London, UK
Employment Type
Full-time
Engineer (Senior/Principal Consultant) to join our Technology Delivery Team. You'll combine your expertise in AI/ML engineering and software development to build and deploy cutting-edge generative AI and agentic systems across the financial services sector. As a hands-on leader, you'll architect … Science, AI, or related STEM fieldsHands-on experience deploying LLMs and multi-modal models at scaleStrong engineering background in Python with proven backend and API development skillsSolid understanding of scalable MLOps, observability, and cloud-native AI deploymentExcellent communication, problem-solving, and project management skills in agile environmentsBonus Points ...

Martech Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum
scalable applications and integrations using JavaScript, TypeScript, and Node.js * Developing cloud-native and serverless solutions, with a focus on Google Cloud Platform (GCP) * Creating API integrations and automated data pipelines * Supporting the development of AI and agent-based solutions using modern frameworks * Collaborating with digital marketing teams across … Skills & Experience * Strong commercial experience with JavaScript, TypeScript, and Node.js * Experience developing and deploying cloud solutions, ideally within GCP * Familiarity with serverless architectures and API development * Experience working with AI tools, LLM applications, or agentic frameworks such as LangChain or CrewAI * Knowledge of front-end technologies such ...

Azure AI Consultant (Contract/Remote)

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £450.00 per day
solutions. Key Requirements: Strong end-to-end AI Engineering experience. Essential technical skills: o Azure AI/AI Foundry o Python o API development and integration o CI/CD and automated testing Experience supporting and optimising deployed AI solutions, including model monitoring, drift management and techniques such ...

Data Integration Specialist GB

Location
City Of London, England, United Kingdom
transformation techniques. Required Skills and Experience 3+ years of experience in data integration or similar technical roles Strong programming skills with demonstrated experience in API development Deep understanding of database systems and data modeling Experience with ETL processes and data migration projects Familiarity with integration platforms and middleware ...

Senior Data Scientist, Graph Risk Analytics

Location
City of Westminster, England, United Kingdom
professional experience is a strong differentiator Comfort working across research and data engineering contexts — this role spans all three Experience with Docker, Kubernetes, and API development Strong product instincts — able to go deep technically while staying aligned to customer and business outcomes Bonus: Experience with LLMs ...

Full Stack Developer - Intermediate

Hiring Organisation
Pinnacle Technical Resources
Location
Columbus, Ohio, United States
Employment Type
Permanent
Salary
USD Annual
Position Title - Full Stack Developer Location: Columbus, OH (Onsite, Open to relocation candidates) Job Description: 3 - 5 years experience Java Spring boot API Development AWS Responsibilities: Executes standard software solution, design, development, and technical troubleshooting. Writes secure and high-quality code using the syntax of at least ...