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89 Work From Home API jobs in City of London + 20 miles
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Salesforce Developer
Salesforce Developer
Halian Technology Limited
Central London (W1)
From £50,000 to £60,000 per annum Plus bonus and benefits
Job Specification: Mid-Level Salesforce Developer (FinTech) Location:Hybrid - Employment Type:Full-time - Level:Mid-Level - About the Role - We are seeking a skilledMid-Level Salesforce Developerto join my clients growing fintech engineering team. You will be responsible for developing, enhancing, and maintaining our Salesforce platform to support high-performance financial products, compliant workflows, and exceptional customer experiences. Youll work closely with product, operations, and engineering teams to translate business requirements into scalable Salesforce solutions. Key Responsibilities * Design, build, and deploy custom solutions usingLightning Web Components (LWC),Apex,SOQL/SOSL, andSalesforce APIs. * Configure Salesforce objects, flows, validation rules, process automation, and integrations. * Maintain and improve existing codebase, ensuring performance,
Job Specification: Mid-Level Salesforce Developer (FinTech) Location:Hybrid - Employment Type:Full-time - Level:Mid-Level - About the Role - We are seeking a skilledMid-Level Salesforce Developerto join my clients growing fintech engineering team. You will be responsible for developing, enhancing, and maintaining our Salesforce platform to support high-performance financial products, compliant workflows, and exceptional customer experiences. Youll work closely with product, operations, and engineering teams to translate business requirements into scalable Salesforce solutions. Key Responsibilities * Design, build, and deploy custom solutions usingLightning Web Components (LWC),Apex,SOQL/SOSL, andSalesforce APIs. * Configure Salesforce objects, flows, validation rules, process automation, and integrations. * Maintain and improve existing codebase, ensuring performance,
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Contract Technical Business Analyst - ServiceNow - Outside IR35
Contract Technical Business Analyst - ServiceNow - Outside IR35
Morson Edge
City of London (EC1), EC4A
£450 - 500 per day
Contract Technical Business Analyst – ServiceNow - Outside IR35 | Contract | Hybrid / Remote (UK) | Up to £500 a day - I'm seeking an experienced Technical Business Analyst with strong ServiceNow expertise to support a large-scale transformation programme within a complex enterprise environment. This is a contract role operating Outside IR35, ideal for a delivery-focused consultant who can bridge the gap between business stakeholders and technical teams. Key Responsibilities * Elicit, analyse, and document business and technical requirements across ServiceNow modules * Act as the primary interface between stakeholders, developers, architects, and ServiceNow platform teams * Translate business needs into clear functional and technical specifications (user stories, process flows, data models) * Support ServiceNow implementations, enhancements, and integrations (e.g. ITS
Contract Technical Business Analyst – ServiceNow - Outside IR35 | Contract | Hybrid / Remote (UK) | Up to £500 a day - I'm seeking an experienced Technical Business Analyst with strong ServiceNow expertise to support a large-scale transformation programme within a complex enterprise environment. This is a contract role operating Outside IR35, ideal for a delivery-focused consultant who can bridge the gap between business stakeholders and technical teams. Key Responsibilities * Elicit, analyse, and document business and technical requirements across ServiceNow modules * Act as the primary interface between stakeholders, developers, architects, and ServiceNow platform teams * Translate business needs into clear functional and technical specifications (user stories, process flows, data models) * Support ServiceNow implementations, enhancements, and integrations (e.g. ITS
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We need talented engineers with a strong low-level graphics and GPU development background on the Android platform, ideally with experience of working in the consumer electronics industry. This contract will be hybrid (3 days a week onsite, 2 remote), based near Egham. Its within IR35 but offering a good rate to offset that! The successful candidate will contribute to new, high-performance graphics solutions, integrate our solutions with new hardware platforms, optimise the Android OS graphics stack, benchmark our systems against competitors, work with 3rd party software developers and generally ensure that we have the best possible graphics experience on the market. Role and Responsibilities - Develop innovations to optimise real-time rendering pipelines and deliver class-leading performance - Implement standard features and extensions for the Android Graphics stack
We need talented engineers with a strong low-level graphics and GPU development background on the Android platform, ideally with experience of working in the consumer electronics industry. This contract will be hybrid (3 days a week onsite, 2 remote), based near Egham. Its within IR35 but offering a good rate to offset that! The successful candidate will contribute to new, high-performance graphics solutions, integrate our solutions with new hardware platforms, optimise the Android OS graphics stack, benchmark our systems against competitors, work with 3rd party software developers and generally ensure that we have the best possible graphics experience on the market. Role and Responsibilities - Develop innovations to optimise real-time rendering pipelines and deliver class-leading performance - Implement standard features and extensions for the Android Graphics stack
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We are looking for an experienced Appian Developer to support integration and automation initiatives within a leading financial services organisation. This role focuses on connecting systems, automating complex business processes, and improving operational efficiency. * Design, develop, and maintain Appian applications to support fraud and spam prevention workflows. * Build and manage system integrations (APIs, web services, and third-party platforms) * Automate business processes to improve accuracy, speed, and resilience. * Working with offshore teams to complete end-to-end delivery, from requirements gathering to deployment * Ensure solutions meet security, compliance, and performance standards expected in financial services. * Must have proven experience as an Appian Developer. * Must have a strong background in system integration, process automation and APIs.
We are looking for an experienced Appian Developer to support integration and automation initiatives within a leading financial services organisation. This role focuses on connecting systems, automating complex business processes, and improving operational efficiency. * Design, develop, and maintain Appian applications to support fraud and spam prevention workflows. * Build and manage system integrations (APIs, web services, and third-party platforms) * Automate business processes to improve accuracy, speed, and resilience. * Working with offshore teams to complete end-to-end delivery, from requirements gathering to deployment * Ensure solutions meet security, compliance, and performance standards expected in financial services. * Must have proven experience as an Appian Developer. * Must have a strong background in system integration, process automation and APIs.
Urgent 12-month Hybrid AI/Machine Learning (ML) engineer role paying £400 a day inside IR35 in central London with 2-3 days in the office a week. Start before Christmas, I need to send candidates today for this to be possible. Interviews next week apply asap/Today - Build and optimize AI/ML pipelines for predictive modelling, NLP, and generative AI applications. Perform Exploratory Data Analysis (EDA), data mining, and visualization to extract insights. Design and implement Big Data solutions using Hadoop, Spark, PySpark, and Data Lake architectures. Develop and deploy ML models (supervised, unsupervised, tree-based, ensemble methods). Implement deep learning architectures (CNN, RNN, LSTM) using TensorFlow, PyTorch, and Keras. Work on NLP and Generative AI tasks including embeddings, transformers (BERT, GPT), and OpenAI APIs.
Urgent 12-month Hybrid AI/Machine Learning (ML) engineer role paying £400 a day inside IR35 in central London with 2-3 days in the office a week. Start before Christmas, I need to send candidates today for this to be possible. Interviews next week apply asap/Today - Build and optimize AI/ML pipelines for predictive modelling, NLP, and generative AI applications. Perform Exploratory Data Analysis (EDA), data mining, and visualization to extract insights. Design and implement Big Data solutions using Hadoop, Spark, PySpark, and Data Lake architectures. Develop and deploy ML models (supervised, unsupervised, tree-based, ensemble methods). Implement deep learning architectures (CNN, RNN, LSTM) using TensorFlow, PyTorch, and Keras. Work on NLP and Generative AI tasks including embeddings, transformers (BERT, GPT), and OpenAI APIs.
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Key Responsibilities - AEM Development: Design, develop, and maintain AEM components, templates, workflows, and OSGi services using Java and the Sling framework. Front-End Integration: Collaborate with UX/UI teams to integrate front-end code (HTML, CSS, JavaScript/React/Angular) into AEM for a responsive user experience. System Integration: Integrate AEM with other core systems and Adobe Experience Cloud products (like Adobe Analytics, Adobe Target, and Adobe Campaign) using APIs (e.g., RESTful). Deployment and Support: Participate in the deployment process, conduct unit and system testing, and troubleshoot/debug issues in AEM environments. Best Practices: Ensure code quality, security, and performance by adhering to AEM and general software development best practices (e.g., in an Agile environment). AEM Sites Assets - AEM Components - AEM Core Development - Adobe Exp
Key Responsibilities - AEM Development: Design, develop, and maintain AEM components, templates, workflows, and OSGi services using Java and the Sling framework. Front-End Integration: Collaborate with UX/UI teams to integrate front-end code (HTML, CSS, JavaScript/React/Angular) into AEM for a responsive user experience. System Integration: Integrate AEM with other core systems and Adobe Experience Cloud products (like Adobe Analytics, Adobe Target, and Adobe Campaign) using APIs (e.g., RESTful). Deployment and Support: Participate in the deployment process, conduct unit and system testing, and troubleshoot/debug issues in AEM environments. Best Practices: Ensure code quality, security, and performance by adhering to AEM and general software development best practices (e.g., in an Agile environment). AEM Sites Assets - AEM Components - AEM Core Development - Adobe Exp
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SeniorAutomationQAAIStartup(UK)|BuildQAfromScratch - OurclientisanambitiousAIstartupbuildingcutting-edgeproducts,andwerelookingforaSeniorAutomationQAwhocanowntestautomationfromdayone. IfyoulovegreenfieldchallengesandwanttoshapetheentireQAfunctioninafast-growingtechcompany,thisisforyou. Whatyoulldo * BuildourautomationframeworksandQAprocessesfromscratch * Leadteststrategyacrossbackend,frontend&APIs * CreateautomatedtestsuitesintegratedintoCI/CD * CollaboratewithEngineering&MLteamstoensurehigh-qualityreleases * Championqualityacrosstheorganisation - Whatwerelookingfor * 5+yearsQAexperiencewithastrongautomationfocus * Provenexperiencesettinguptestautomationinastartuporgreenfieldenvironment * StrongskillswithPython/JavaScripttestframeworks * ExperiencewithPlaywright,Cypressorsimilar * Cloud&CI/CDexposure(AWS/GCP/Azure,GitHubActions,GitLabCI) * Bonus:experiencetestingAI/ML
SeniorAutomationQAAIStartup(UK)|BuildQAfromScratch - OurclientisanambitiousAIstartupbuildingcutting-edgeproducts,andwerelookingforaSeniorAutomationQAwhocanowntestautomationfromdayone. IfyoulovegreenfieldchallengesandwanttoshapetheentireQAfunctioninafast-growingtechcompany,thisisforyou. Whatyoulldo * BuildourautomationframeworksandQAprocessesfromscratch * Leadteststrategyacrossbackend,frontend&APIs * CreateautomatedtestsuitesintegratedintoCI/CD * CollaboratewithEngineering&MLteamstoensurehigh-qualityreleases * Championqualityacrosstheorganisation - Whatwerelookingfor * 5+yearsQAexperiencewithastrongautomationfocus * Provenexperiencesettinguptestautomationinastartuporgreenfieldenvironment * StrongskillswithPython/JavaScripttestframeworks * ExperiencewithPlaywright,Cypressorsimilar * Cloud&CI/CDexposure(AWS/GCP/Azure,GitHubActions,GitLabCI) * Bonus:experiencetestingAI/ML
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Senior Full Stack PHP Developer (Remote)
Senior Full Stack PHP Developer (Remote)
Digital Appointments
Bloomsbury, Central London (WC1), WC1N 3AX
From £50,000 to £60,000 per annum
A fantastic, fully remote opportunity! Are you an experienced Full Stack PHP Developer with React? This well-established SaaS platform used by businesses across the UK prides itself on providing a stable, reliable, and feature-rich service to its large portfolio of clients. They foster a collaborative, supportive, and fully remote working environment where talented developers can really thrive. We are seeking a talented and experienced Full Stack PHP Developer to join their dedicated development team. You will play a crucial role in the ongoing development, maintenance, and enhancement of their core SaaS platform. Working across the full stack, you'll be involved in building new features, optimising existing code, and ensuring the scalability and reliability of their application. This is an excellent opportunity to contribute significantly to a great product within a
A fantastic, fully remote opportunity! Are you an experienced Full Stack PHP Developer with React? This well-established SaaS platform used by businesses across the UK prides itself on providing a stable, reliable, and feature-rich service to its large portfolio of clients. They foster a collaborative, supportive, and fully remote working environment where talented developers can really thrive. We are seeking a talented and experienced Full Stack PHP Developer to join their dedicated development team. You will play a crucial role in the ongoing development, maintenance, and enhancement of their core SaaS platform. Working across the full stack, you'll be involved in building new features, optimising existing code, and ensuring the scalability and reliability of their application. This is an excellent opportunity to contribute significantly to a great product within a
We are seeking a highly skilled LLM Developer to design, build, and deploy a web-based AI agent that will automate and elevate our core QA coordination tasks. * Design & Implement NLP Pipelines: Parse, understand, and extract key information from unstructured Release Notes and Test Policy documents. * Develop RAG Systems: Fine-tune a Retrieval-Augmented Generation (RAG) system, training models on QA policies for accuracy and context-awareness. * Build AI Agent Architecture: Utilize modern LLM APIs (e.g., OpenAI, Anthropic, Gemini) and frameworks (e.g., LangChain, LlamaIndex) to create a robust system. * Integrate Backend APIs: Enable the AI agent to automatically publish generated test guides to our internal web platform. * Create Web-Based UI: Develop a simple, effective interface for QA teams to interact with, review, and override AI outputs if necessary.
We are seeking a highly skilled LLM Developer to design, build, and deploy a web-based AI agent that will automate and elevate our core QA coordination tasks. * Design & Implement NLP Pipelines: Parse, understand, and extract key information from unstructured Release Notes and Test Policy documents. * Develop RAG Systems: Fine-tune a Retrieval-Augmented Generation (RAG) system, training models on QA policies for accuracy and context-awareness. * Build AI Agent Architecture: Utilize modern LLM APIs (e.g., OpenAI, Anthropic, Gemini) and frameworks (e.g., LangChain, LlamaIndex) to create a robust system. * Integrate Backend APIs: Enable the AI agent to automatically publish generated test guides to our internal web platform. * Create Web-Based UI: Develop a simple, effective interface for QA teams to interact with, review, and override AI outputs if necessary.
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Technical Delivery Manager (SC Cleared)
Technical Delivery Manager (SC Cleared)
Sanderson Recruitment
City of London (EC1), EC1
£600 - £650 per day
Technical Delivery Manager, Delivery Manager - We are working with a leading central government organisation to find a Technical Delivery Manager with a strong data delivery expertise and active SC Clearance. You will be required to lead cross functional teams to deliver a data focused technology project that supports high impact public services, ensuring outcomes are aligned with departmental strategy, governance and security standards - Rate - £650.00 per day inside ir35 - Location - London - Once a week onsite - Duration - 6 Months with the opportunity of extension - Key Responsibilities and Key Skills * Deliver end to end technical and data driven projects within a complex government environment * Manage project scopes, timelines, risks, budgets, dependencies and reporting in line with government delivery frameworks
Technical Delivery Manager, Delivery Manager - We are working with a leading central government organisation to find a Technical Delivery Manager with a strong data delivery expertise and active SC Clearance. You will be required to lead cross functional teams to deliver a data focused technology project that supports high impact public services, ensuring outcomes are aligned with departmental strategy, governance and security standards - Rate - £650.00 per day inside ir35 - Location - London - Once a week onsite - Duration - 6 Months with the opportunity of extension - Key Responsibilities and Key Skills * Deliver end to end technical and data driven projects within a complex government environment * Manage project scopes, timelines, risks, budgets, dependencies and reporting in line with government delivery frameworks
FEATURED
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12 months - Remote - Inside IR35 - Umbrella only - As a Salesforce Developer, you will lead the development of custom solutions on the Salesforce platform. You will be responsible for writing Apex code, creating visual force pages, and implementing integrations. You will have a strong understanding of the Salesforce platform and experience leading successful projects. A Senior Salesforce Developer will have a deep understanding of the Salesforce platform and the ability to develop complex solutions, mentor and lead the development team, troubleshoot and provide technical support to clients. They will also have a solid understanding of web development concepts and languages and keep up-to-date with new Salesforce features and best practices. * Skilled in Apex, HTML, JavaScript (ES6+), CSS, SLDS, and Salesforce DX.
12 months - Remote - Inside IR35 - Umbrella only - As a Salesforce Developer, you will lead the development of custom solutions on the Salesforce platform. You will be responsible for writing Apex code, creating visual force pages, and implementing integrations. You will have a strong understanding of the Salesforce platform and experience leading successful projects. A Senior Salesforce Developer will have a deep understanding of the Salesforce platform and the ability to develop complex solutions, mentor and lead the development team, troubleshoot and provide technical support to clients. They will also have a solid understanding of web development concepts and languages and keep up-to-date with new Salesforce features and best practices. * Skilled in Apex, HTML, JavaScript (ES6+), CSS, SLDS, and Salesforce DX.
FEATURED
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Senior Analytics Implementation Engineer
Senior Analytics Implementation Engineer
Stepstone UK
Southwark, South East London (SE1), SE1 0TA
Competitive salary
Company Description - At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for job seekers and companies around the world to find a perfect match, in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job-tech platform. Your benefits - Were a community here that cares as much about your life outside work as how you feel when youre with us. Because your job shouldnt take over your life, it should enrich it. * 29 days holiday allowance + bank holidays * Private medical and dental healthcare * Pension contribution up to 10% * Training and development opportunities * Cycle to work scheme * In house Bari
Company Description - At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for job seekers and companies around the world to find a perfect match, in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring. Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the worlds leading job-tech platform. Your benefits - Were a community here that cares as much about your life outside work as how you feel when youre with us. Because your job shouldnt take over your life, it should enrich it. * 29 days holiday allowance + bank holidays * Private medical and dental healthcare * Pension contribution up to 10% * Training and development opportunities * Cycle to work scheme * In house Bari
PREMIUM
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Dev/Ops Lead - PaaS Platform | Hybrid (Central London) 83zero is partnered with an exciting, fast-growing startup that's making serious moves in the B2B2C social media space. They're building a next-gen Platform-as-a-Service that's already gaining traction across global media ecosystems - and they're now looking for a DevOps Lead to join their journey. This is a hands-on leadership role where you'll own the technical direction of a serverless, event-driven, globally distributed platform built on AWS. You'll lead a distributed engineering team, shape high-performance APIs, and build systems that scale hard and run clean. What's On Offer * Competitive salary + performance bonus. * Meaningful equity - build it, own it, grow with it. * Hybrid/remote-first working culture. * A seat at the decision table in a fast-scaling SaaS business.
Dev/Ops Lead - PaaS Platform | Hybrid (Central London) 83zero is partnered with an exciting, fast-growing startup that's making serious moves in the B2B2C social media space. They're building a next-gen Platform-as-a-Service that's already gaining traction across global media ecosystems - and they're now looking for a DevOps Lead to join their journey. This is a hands-on leadership role where you'll own the technical direction of a serverless, event-driven, globally distributed platform built on AWS. You'll lead a distributed engineering team, shape high-performance APIs, and build systems that scale hard and run clean. What's On Offer * Competitive salary + performance bonus. * Meaningful equity - build it, own it, grow with it. * Hybrid/remote-first working culture. * A seat at the decision table in a fast-scaling SaaS business.
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We are delighted to be partnering with a successful technology consultancy that is expanding its Software Development team. This is an excellent opportunity for a proactive and committed Software Developer with experience in C#, JavaScript, and SQL to contribute to impactful projects across a diverse client base. About the role - As a Software Developer, you will be working on the development, and maintenance of their internal software product, ensuring seamless integrations into their clients CRM systems. You'll also get involved with external projects, collaborating closely with clients to understand their needs, and design effective solutions. This role blends hands-on technical work with client interaction, giving you the chance to make a visible impact. Key Responsibilities * Design, develop, and maintain new features and applications using modern software develo
We are delighted to be partnering with a successful technology consultancy that is expanding its Software Development team. This is an excellent opportunity for a proactive and committed Software Developer with experience in C#, JavaScript, and SQL to contribute to impactful projects across a diverse client base. About the role - As a Software Developer, you will be working on the development, and maintenance of their internal software product, ensuring seamless integrations into their clients CRM systems. You'll also get involved with external projects, collaborating closely with clients to understand their needs, and design effective solutions. This role blends hands-on technical work with client interaction, giving you the chance to make a visible impact. Key Responsibilities * Design, develop, and maintain new features and applications using modern software develo
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Strong expertise across API management, event-driven architecture, microservices, and hybrid cloud
Strong expertise across API management, event-driven architecture, microservices, and hybrid cloud
PREMIUM
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Along with this you should also have hands on experience with API testing tools (e.g., Postman, REST Assured) and performance tools (e.g., JMeter, Gatling).
Along with this you should also have hands on experience with API testing tools (e.g., Postman, REST Assured) and performance tools (e.g., JMeter, Gatling).
Strong understanding of RESTful API integration, authentication, and security practices.
Strong understanding of RESTful API integration, authentication, and security practices.
Rest API
Rest API
FEATURED
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Full Stack Engineer Python TypeScript
Full Stack Engineer Python TypeScript
Client Server
St James, South West London (SW1), SW1A
£100000 - £120000 per annum + bonus + benefits
You have strong backend Python coding skills, including API development
You have strong backend Python coding skills, including API development
PREMIUM
The core tech stack is: Java 8+, Spring MVC, SpringBoot, REST API's and using build tools such as Maven/Gradle.
The core tech stack is: Java 8+, Spring MVC, SpringBoot, REST API's and using build tools such as Maven/Gradle.
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Senior Data Engineer - SC Cleared - OUTSIDE IR35
Senior Data Engineer - SC Cleared - OUTSIDE IR35
Sanderson Government and Defence
City of London (EC1), EC1
Up to £580 per day
Devops experience a bonus e.g. Terraform, Drone, Kubernetes cluster management for microservice style API data consumption
Devops experience a bonus e.g. Terraform, Drone, Kubernetes cluster management for microservice style API data consumption
FEATURED
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Senior Full Stack Engineer
Senior Full Stack Engineer
McGregor Boyall Associates Limited
City of London (EC1)
£80000 - £120000 per annum + bonus
Strong knowledge of system design principles, scalable architecture patterns, and API design.
Strong knowledge of system design principles, scalable architecture patterns, and API design.
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AI Prompt Engineer
AI Prompt Engineer
Staffworx Limited
East London (E1)
market rates, outside IR35, remote first, UK but 1-2 days on site
Integrate LLMs into applications usingLangChain,LlamaIndex,Haystack,AutoGen and OpenAIs Assistant API patterns.
Integrate LLMs into applications usingLangChain,LlamaIndex,Haystack,AutoGen and OpenAIs Assistant API patterns.
Lead Software Developer - Python / AWS / React
Lead Software Developer - Python / AWS / React
Tech 4
East London (E1)
From £72,000 to £76,000 per annum + excellent benefits
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).