51 to 75 of 76 Remote/Hybrid API Development Jobs

Principal Business Analyst, Investment Technology

Hiring Organisation
Invesco
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
education in the techniques and tools of data science and deep data analysis • Have knowledge of the capabilities of AWS services, Microservices (Kubernetes, Docker), API Development and DevOps, or a willingness to undertake training in these areas • Bachelor's Degree in Management Information Systems or Computer Science ...

Senior AI Engineer Python LLM - Finance Consultancy

Hiring Organisation
Client Server
Location
London, United Kingdom
Salary
£ 80 K
2.1 or above bachelor's degree in Computer Science, AI or related STEM disciplinesYou have a strong Python software engineering background including and API developmentYou have hands-on experience deploying LLMs and multi-modal models at scale in productionYou have a strong understanding of scalable MLOps, observability and cloud ...

C# Developer- Remote

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
Tech: C# 5, .net core AWS, Angular.JS, Bootstrap, Docker Challenge: Greenfield Financial platform, API development, industry specific challengesFirm: Well-known fintech50 business, City of London, 30 man flat Dev TeamPay: 50k, Bonus- training budget, Pension, Life/Health, Some Flex Working*This role is fully remote until … looking for a C# developer who wants to work in a tech driven bleeding edge business creating truly greenfield products.Working within the Development team the C# Developer will helping to introduce a new architecture as well as creating new products.C# Developers MUST have:Degree ideally Comp SciC#SQLIdeally .Net coreOO ...

Junior C# Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
Tech: C# 5, .net core AWS, Angular.JS, Bootstrap, Docker Challenge: Greenfield Financial platform, API development, industry-specific challengesFirm: Well-known fintech50 business, City of London, 30 man flat Dev TeamPay: 50k, Bonus- training budget, Pension, Life/Health, Some Flex Working*This role is fully remote until … looking for a C# developer who wants to work in a tech driven bleeding edge business creating truly greenfield products.Working within the Development team the C# Developer will helping to introduce a new architecture as well as creating new products.C# Developers MUST have:Degree ideally Comp SciC#SQLIdeally .Net coreOO ...

Staff Software Engineer

Hiring Organisation
BP
Location
London, United Kingdom
Salary
£ 80 K
squad goals, prioritize and complete initiatives, and deliver results in a product-led, empowered environment. Our ability to lead multiple collaborators, and our software development and engineering experience are important for success in this role.In This Role You WillLead a squad that is a part of a wider program … ambiguity, navigating uncertainty, and influencing peers through to senior leadership.Core Technical SkillsJava (8+) and JEE — advanced proficiency including concurrency, design patterns, and performance tuningRESTful API design and developmentMicroservices architecture and designPostgreSQL — query optimisation, indexing, schema design, and stored proceduresRelational data modelling and database designUnit testing, integration testing ...

Lead AI Engineer

Hiring Organisation
Capco
Location
London, United Kingdom
Salary
£ 80 K
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 ...

Full Stack Software Engineer

Hiring Organisation
Dunwall
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
technology stack with ongoing investment, The opportunity to influence technical direction and architecture, A collaborative and supportive engineering culture and Excellent opportunities for career development and progression! Modern Tech. Real Ownership. Genuine Career Progression. Our client is investing heavily in the future of its software platform and is looking … RESTful APIs Improving application performance, scalability and security Troubleshooting issues and delivering high-quality software solutions Collaborating with fellow developers throughout the full software development lifecycle Technical Skills Experience with some or all of the following: JavaScript TypeScript Node.js React Express (or a similar backend framework) REST API ...

Lead AI Engineer Python LLM - Tech Consultancy

Hiring Organisation
Client Server
Location
London, United Kingdom
Salary
£ 100 K
models at scale in productionYou have a strong understanding of scalable MLOps, observability and cloud-native AI deploymentYou have strong Python coding skills and API development skillsYou're collaborative and pragmatic with advanced stakeholder communication, problem-solving and project management skills in Agile environmentsExperience with ...

Lead Data Integration Engineer

Hiring Organisation
Pontoon
Location
Warwick, Warwickshire, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
engaging directly with business stakeholders to gather and validate requirements. Strong understanding of enterprise data architecture and data modelling principles. Advanced SQL. Strong Python development experience. ETL/ELT development. Experience with Snowflake or an equivalent cloud data platform. Experience using Azure Data Factory, Precog or similar integration technologies. … API development and systems integration. Git and DevOps practices. Ability to communicate effectively with both technical and non-technical stakeholders. Desirable Skills & Experience SAP and/or SAP Ariba. Procurement, Supply Chain or Asset Management data domains. Power BI. Data Governance and Master Data Management. Experience working within ...

C# Developer – Buckinghamshire

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
Tech: .C#, WPF DeveloperChallenge: Greenfield Automated Data platform, API development, industry specific challengesFirm: Well-known digital racing solutions, Buckingham 20 man flat Dev TeamPay: 50k, Benefits, Remote WorkingC# Developer RacingQuant Capital is urgently looking for a C# Developer to join our high profile client.My client is a rapidly … have any thought process.My client is based in BuckinghamCommutable fromMilton Keynes, London, Banbury, Oxford, Birmingham, St AlbansGreenfield. C# Lead Software Developer, .Net Senior Developer, Development Lead, Technical Lead, Lead Application Developer Fullstack (web technologies, HTML, JQuery, AngularJS, SQL Server, C#, API ...

Director Solution Specialist - Media Solutions

Hiring Organisation
Moodys
Location
London, United Kingdom
Salary
£ 80 K
plusProven ability to analyze business processes and workflows, with a knack for identifying efficiency improvementsInterest in learning or experience with Spark, SQL, Python for API development is highly encouraged, but not requiredExcellent communication and interpersonal skills, with the ability to engage effectively with both technical and non technical … solutionsWork closely with product and technical teams to understand architecture, capabilities, and integration across Moody’s offeringsAct as a bridge between clients and product development teams, conveying feedback to support product enhancements and roadmap discussionsThis position offers a dynamic work environment, requiring up to 50% travel to engage with ...

C# Web Developer Fintech- Hastings

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
Tech: C# HTML5, Javascript, SQL, JQuery, GET Angular Challenge: Greenfield Investment platform, API development, industry specific challenges Firm: Fintech50 residential property peer to peer loans, Borough, 6 man flat Dev Team Pay: 45k, Bonus- 750 training budget, Pension, Life/Health, Flex/Home WorkingC# Web Developer FintechQuant … quiet, friendly environment with break-out rooms for planning and discussion.My client is based in Hastings VB.NET, C#, MVC 5 Entity Framework, Web API, Design Patterns ...

Full Stack Developer (Camunda)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£542 per day
Overview: We are seeking an experienced Full Stack Developer with strong expertise in Camunda 8, Java, Spring Boot, and React to support the development of lending origination workflows for a leading financial services client. You will be responsible for building scalable workflow solutions, integrating backend services, developing user-facing … applications, and contributing to a modern CI/CD-driven development environment within an Agile team. Location: London (Hybrid - 2 to 3 days onsite per week) Daily Rate: £542 per day (via Umbrella) Contract Length: 06/2027 Start Date: ASAP Key Responsibilities: · Develop lending origination workflows using Camunda ...

Senior Full Stack Developer

Hiring Organisation
Anson Mccade
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
organisations, building resilient cloud-native applications that serve thousands of users. This is an opportunity to join a business renowned for engineering quality, modern development practices and a strong focus on continuous improvement. The Role Build and deliver enterprise-scale applications using Kotlin and modern JVM technologies. Help shape … knowledge of Java and the wider JVM ecosystem. Experience building backend solutions using Spring Boot and related frameworks. Strong understanding of microservices architecture and API development. Experience working with cloud platforms such as AWS, Azure or GCP . Exposure to containerisation technologies including Docker and Kubernetes . Experience with ...

Senior Backend Engineer

Hiring Organisation
Teya Solutions
Location
London, United Kingdom
Salary
£ 80 K
code to support critical business needs, ensuring scalability, performance, and reliability across Teya's systems.Take ownership of features and projects throughout the full software development lifecycle, including scoping, design, development, testing, deployment, and maintenance.Collaborate closely with cross-functional teams (including product, design, data science, security, and operations … reliability, and scalability of products across the business.Contribute to process improvements, focusing on continuous integration, delivery, and deployment to ensure a smooth and stable development pipeline.Participate in code reviews, share feedback constructively, and help elevate the overall quality and performance of the team’s output.Mentor and support fellow developers ...

Senior Full Stack Engineer

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
organisations, building resilient cloud-native applications that serve thousands of users. This is an opportunity to join a business renowned for engineering quality, modern development practices and a strong focus on continuous improvement. The Role Build and deliver enterprise-scale applications using Kotlin and modern JVM technologies. Help shape … knowledge of Java and the wider JVM ecosystem. Experience building backend solutions using Spring Boot and related frameworks. Strong understanding of microservices architecture and API development. Experience working with cloud platforms such as AWS, Azure or GCP . Exposure to containerisation technologies including Docker and Kubernetes . Experience with ...

Senior Full Stack Engineer

Hiring Organisation
Anson Mccade
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
organisations, building resilient cloud-native applications that serve thousands of users. This is an opportunity to join a business renowned for engineering quality, modern development practices and a strong focus on continuous improvement. The Role Build and deliver enterprise-scale applications using Kotlin and modern JVM technologies. Help shape … knowledge of Java and the wider JVM ecosystem. Experience building backend solutions using Spring Boot and related frameworks. Strong understanding of microservices architecture and API development. Experience working with cloud platforms such as AWS, Azure or GCP . Exposure to containerisation technologies including Docker and Kubernetes . Experience with ...

Integration Engineer (EPR Programme)

Hiring Organisation
Experis UK
Location
London Area, United Kingdom
Design, develop and support healthcare interfaces and integrations Analyse, map, transform and validate clinical and operational data flows Develop and maintain HL7, FHIR and API-based integrations Investigate and resolve interface, messaging and data exchange issues Support EPR implementation activities including development, testing and deployment Work closely with … live activities Ensure compliance with healthcare interoperability standards and best practice Essential Experience HL7 message mapping and transformation FHIR resource modelling and implementation API development and integration Healthcare interoperability and data exchange Data mapping, transformation and validation Troubleshooting complex integration and interface issues Desirable Experience Mirth Connect, Health ...

Integration Engineer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
Design, develop and support healthcare interfaces and integrations Analyse, map, transform and validate clinical and operational data flows Develop and maintain HL7, FHIR and API-based integrations Investigate and resolve interface, messaging and data exchange issues Support EPR implementation activities including development, testing and deployment Work closely with … live activities Ensure compliance with healthcare interoperability standards and best practice Essential Experience HL7 message mapping and transformation FHIR resource modelling and implementation API development and integration Healthcare interoperability and data exchange Data mapping, transformation and validation Troubleshooting complex integration and interface issues Desirable Experience Mirth Connect, Health ...

Senior Data Platform Engineer

Hiring Organisation
EPAM Systems
Location
London, United Kingdom
Salary
£ 80 K
designing, building and optimizing large‐scale data platforms that combine legacy enterprise systems with modern AWS-based architectures. You will work on performance tuning, API development, and platform modernization, while ensuring stability of critical services. The position requires strong SQL Server expertise and the ability to operate confidently … across complex systems. It also offers an opportunity to leverage AI-assisted development tools to accelerate delivery and improve engineering workflows. ...

Windchill Administrator

Hiring Organisation
Gazelle Global Consulting Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
major aerospace programme on a 12-month, remote contract. This is a customer-facing opportunity where you'll take ownership of Windchill administration, development support and cloud transformation activity, with excellent exposure to advanced PLM environments. You'll work closely with technical leads, product owners, IT teams … Windchill cloud installation, configuration and upgrades Data migration and Windchill Loader Workflows, lifecycles, soft typing and ACLs Windchill utilities and form validators JDBC and API development MS SQL or Oracle Git and Jira Troubleshooting, performance monitoring and optimisation For more information or to apply directly, please email . ...

Full Stack .net Core Developer – Fintech50- Bath

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
.net Core Developer role has come around due to an expansion and strategic change, the Full Stack .net Core Developer will report to the Development Team Lead. This role offers the ability to move towards Team Lead as well as Development Manager role.The business is currently expanding their … double so this will be a complete greenfield team working on an ISA platform with high data requirements and a new back office platform.The development team works in a very agile fashion on 2 week sprints. Full Stack .net Core Developer Developer will be fully responsible for production ...

Java Software Engineer

Hiring Organisation
Leidos
Location
Aldershot, Hampshire, United Kingdom
Salary
£ 80 K
most important pieces of critical national infrastructure.What will I be doing Develop, debug, test, document, and deploy software enhancements aligned with the Software Development Strategy.Design and implement modern single‐page applications using React and TypeScript.Consume and integrate with REST APIs, maintaining clean separation from backend and legacy systems.Support delivery … design UI solutions based on user needs and system constraints.Produce clear technical documentation and maintain readable, well‐structured code.Participate fully in the Agile software development lifecycle.Use tooling such as Bitbucket, Jira, Jenkins, and Confluence to manage code, work items, and builds.Write and maintain unit and integration tests as part ...

Software Engineer

Hiring Organisation
Raytheon
Location
Gloucester, Gloucestershire, United Kingdom
Salary
£ 60 K
make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect … continuous improvement within your teamCollaborate with your peers on technical direction within your teamDesired Skills and ExperienceCore Software EngineeringJavaScript frameworks (React, NextJS)TypeScriptPythonJavaREST API developmentOpenAPI/SwaggerCloud & InfrastructureCloud services (AWS or Azure)Containerisation & Orchestration (Docker, Kubernetes, OpenShift)Infrastructure as Code (Terraform, Ansible)Data & Search TechnologiesRelational Databases (e.g. PostgreSQL)Elasticsearch ...

Backend Engineer Node.js + AWS

Hiring Organisation
Deel
Location
United Kingdom
Salary
£ 70 K
professionals to create seamless experiences.Participate in Product Planning: From discovery to deployment, we value your input throughout all stages of the Software Development Lifecycle Develop and Enhance Features: Collaborate to develop robust new features, APIs, and continuously improve our industry-leading products. Help find and fix bugs at "Deel … Experience: Ensure top-tier products and services through quality engineering and attentive, customer-focused development.What you’ll bring to the Team:Expertise in Backend Development: Strong proficiency in Node.js, TypeScript/JavaScript best practices, along with experience in at least one other server-side language.Database Mastery ...