Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
Locations
- Shadwell
- Southwark
- The City, City (EC2)
- The City, City (EC3)
- White Hill
- The City, City (EC4)
- Bermondsey
- Bishopsgate
- Brentford End
- Datchet Common
- City of London
- Central London
- West End
- East London
- Reading
- South West London
- Maidenhead
- North West London
- West London
- South East London
- London
- Berkshire
- East Sussex
- Surrey
- Hampshire
- Hertfordshire
- Essex
- Kent
- West Sussex
- South East
5 Permanent API jobs in East Grinstead + 20 miles
495 exact matches jobs are outside your preferred location
)
Location: London - 1x a month - Salary: Up to £120,000 (D.O.E) + benefits - Fruition Group are partnering with a high-growth Insurtech unicorn that's scaling its engineering function. This is a unique chance to work across both proven, revenue-generating products and greenfield initiatives that are reshaping the future of insurance. It's an ideal role for a driven Lead Engineer who thrives in ambitious environments and wants to make a tangible impact. As a Lead Backend Engineer, you'll take ownership of designing and scaling cloud-native backend systems. You'll work primarily with Python (FastAPI) and play a key role in shaping the architecture of microservices that support millions of users. Beyond hands-on development, you'll provide technical leadership, mentor team members, and influence strategic engineering decisions.
Location: London - 1x a month - Salary: Up to £120,000 (D.O.E) + benefits - Fruition Group are partnering with a high-growth Insurtech unicorn that's scaling its engineering function. This is a unique chance to work across both proven, revenue-generating products and greenfield initiatives that are reshaping the future of insurance. It's an ideal role for a driven Lead Engineer who thrives in ambitious environments and wants to make a tangible impact. As a Lead Backend Engineer, you'll take ownership of designing and scaling cloud-native backend systems. You'll work primarily with Python (FastAPI) and play a key role in shaping the architecture of microservices that support millions of users. Beyond hands-on development, you'll provide technical leadership, mentor team members, and influence strategic engineering decisions.
)
A fantastic opportunity has arisen for a Data Analyst to join a market leader in environmental safety solutions, based in Dartford. Offering a salary of up to £50,000, this hybrid role requires four days per week in the office and one day working from home. You’ll play a pivotal role in analysing complex datasets, building dashboards, and helping to drive business intelligence across a growing and forward-thinking organisation that supports safe working environments across construction, industrial, and infrastructure sectors. Duties & Responsibilities * Collaborate with key stakeholders to gather and translate business data requirements * Design and maintain reports and dashboards using Power BI and other BI tools * Use Microsoft Fabric and Azure to manage ETL processes across systems * Conduct detailed data validation and ensure consistent data quality standards
A fantastic opportunity has arisen for a Data Analyst to join a market leader in environmental safety solutions, based in Dartford. Offering a salary of up to £50,000, this hybrid role requires four days per week in the office and one day working from home. You’ll play a pivotal role in analysing complex datasets, building dashboards, and helping to drive business intelligence across a growing and forward-thinking organisation that supports safe working environments across construction, industrial, and infrastructure sectors. Duties & Responsibilities * Collaborate with key stakeholders to gather and translate business data requirements * Design and maintain reports and dashboards using Power BI and other BI tools * Use Microsoft Fabric and Azure to manage ETL processes across systems * Conduct detailed data validation and ensure consistent data quality standards
)
PowerBI Specialist (Contract) | £350-£450 p/day (Outside IR35) | 3 Months (strong possibility of extension) | ASAP - We're hiring on behalf of a fast-growing SaaS company that's looking for an experienced Power BI Specialist to take ownership of their reporting environment. This is a fully remote contract role, starting immediately. The client has a strong BI foundation in place, but they're now looking for someone who can streamline reporting, reduce maintenance, and optimise their use of Power BI at scale. Right now, customer-specific reports are managed individually (e.g. 45+ reports needing updates when a change is made). They want to consolidate, automate, and improve efficiency across their reporting suite. This is not a 'start from scratch' build - instead, you'll be reviewing what's already in place, identifying improvements, and implementing changes to drive
PowerBI Specialist (Contract) | £350-£450 p/day (Outside IR35) | 3 Months (strong possibility of extension) | ASAP - We're hiring on behalf of a fast-growing SaaS company that's looking for an experienced Power BI Specialist to take ownership of their reporting environment. This is a fully remote contract role, starting immediately. The client has a strong BI foundation in place, but they're now looking for someone who can streamline reporting, reduce maintenance, and optimise their use of Power BI at scale. Right now, customer-specific reports are managed individually (e.g. 45+ reports needing updates when a change is made). They want to consolidate, automate, and improve efficiency across their reporting suite. This is not a 'start from scratch' build - instead, you'll be reviewing what's already in place, identifying improvements, and implementing changes to drive
FEATURED
)
Technical Client Implementation Analyst - Python and Derivatives
Technical Client Implementation Analyst - Python and Derivatives
CBSbutler Holdings Limited
EC1, City of London
£45000 - £70000 per annum + Bonus + Full Benefits
Global Financial Services Firm is hiring for a Technical Client Implementation Analyst / Specialist with strong analytical, in-depth Derivatives / Margining experience and knowledge and client services skills to be based in their London office. Financial Services experience is essential, with a strong understanding of the trading lifecycle, as well as technical skills in Python (writing queries and scripts) and APIs. This is a permanent role. They have a hybrid set-up of 2-3 days in the office. Salary ranges between £45K - £70K, depending on experience. This role plays a key part in ensuring smooth client onboarding and implementation, while supporting ongoing client success. Youll be involved in coordinating technical integrations, assisting with solution rollouts, and providing hands-on support throughout the client lifecycle.
Global Financial Services Firm is hiring for a Technical Client Implementation Analyst / Specialist with strong analytical, in-depth Derivatives / Margining experience and knowledge and client services skills to be based in their London office. Financial Services experience is essential, with a strong understanding of the trading lifecycle, as well as technical skills in Python (writing queries and scripts) and APIs. This is a permanent role. They have a hybrid set-up of 2-3 days in the office. Salary ranges between £45K - £70K, depending on experience. This role plays a key part in ensuring smooth client onboarding and implementation, while supporting ongoing client success. Youll be involved in coordinating technical integrations, assisting with solution rollouts, and providing hands-on support throughout the client lifecycle.
)
Contract Backend Developer - Python/Go - SC Cleared - Remote - 6 Months - Rate: Competitive (Outside IR35) Location: Remote/Hybrid (UK-based only) - 1-2 days per month in London - Clearance: Active SC Clearance required - Duration: 6 months (possible extension) A leading consultancy is seeking a Backend Developer with strong experience in Python and Go for a secure infrastructure automation project. * Python & Go backend development (APIs, microservices, automation tools) * AWS SDKs (boto3, aws-sdk-go-v2) - EC2, S3, IAM, Lambda, CloudWatch * LDAP, HashiCorp Vault, JIRA/Confluence, Kubernetes integration * CI/CD pipelines, Git, testing frameworks (pytest, unittest, testify, gomock) * Code quality tools: flake8, black, mypy, golangci-lint * Proven experience in backend development and cloud automation * Strong integration skills with enterprise tools and services
Contract Backend Developer - Python/Go - SC Cleared - Remote - 6 Months - Rate: Competitive (Outside IR35) Location: Remote/Hybrid (UK-based only) - 1-2 days per month in London - Clearance: Active SC Clearance required - Duration: 6 months (possible extension) A leading consultancy is seeking a Backend Developer with strong experience in Python and Go for a secure infrastructure automation project. * Python & Go backend development (APIs, microservices, automation tools) * AWS SDKs (boto3, aws-sdk-go-v2) - EC2, S3, IAM, Lambda, CloudWatch * LDAP, HashiCorp Vault, JIRA/Confluence, Kubernetes integration * CI/CD pipelines, Git, testing frameworks (pytest, unittest, testify, gomock) * Code quality tools: flake8, black, mypy, golangci-lint * Proven experience in backend development and cloud automation * Strong integration skills with enterprise tools and services
FEATURED
)
Senior Salesforce Consultant / Senior Salesforce Developer / Senior Salesforce Programmer - Location: Hybrid (London / UK 23 days onsite) Salary: £75,000 - £90,000 Plus Benefits - We are hiring on behalf of our client for a Senior Salesforce Consultant to play a key role in an exciting organisation-wide Salesforce transformation. This role offers the opportunity to work across Sales Cloud, Service Cloud, Experience Cloud, and Marketing Cloud in a collaborative hybrid environment. Key Responsibilities * Lead end-to-end delivery across Sales Cloud, Service Cloud, Experience Cloud, and Marketing Cloud, from requirements gathering and solution design to configuration, development, testing, and deployment. * Deliver technical solutions in Salesforce including custom metadata, Lightning components, Apex code, APIs, and declarative automation.
Senior Salesforce Consultant / Senior Salesforce Developer / Senior Salesforce Programmer - Location: Hybrid (London / UK 23 days onsite) Salary: £75,000 - £90,000 Plus Benefits - We are hiring on behalf of our client for a Senior Salesforce Consultant to play a key role in an exciting organisation-wide Salesforce transformation. This role offers the opportunity to work across Sales Cloud, Service Cloud, Experience Cloud, and Marketing Cloud in a collaborative hybrid environment. Key Responsibilities * Lead end-to-end delivery across Sales Cloud, Service Cloud, Experience Cloud, and Marketing Cloud, from requirements gathering and solution design to configuration, development, testing, and deployment. * Deliver technical solutions in Salesforce including custom metadata, Lightning components, Apex code, APIs, and declarative automation.
)
Senior Backend Engineer
Senior Backend Engineer
Ncounter LTD
W1, Central London
From £120,000 to £160,000 per annum Equity and package
Product-Focused Backend Engineer Functional Programming & Distributed Systems - London (Hybrid) | £120,000£160,000 + Equity - At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs with full transparency - ensuring trust, compliance, and control remain central to every decision. As a Backend Engineer, youll join a growing team working at the forefront of AI infrastructure. This isnt just about clean code or strong delivery - its about ownership, product intuition, and building for scale. Youll be part of a lean, high-calibre engineering function where every member contributes to planning, testing, analysis, and execution.
Product-Focused Backend Engineer Functional Programming & Distributed Systems - London (Hybrid) | £120,000£160,000 + Equity - At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs with full transparency - ensuring trust, compliance, and control remain central to every decision. As a Backend Engineer, youll join a growing team working at the forefront of AI infrastructure. This isnt just about clean code or strong delivery - its about ownership, product intuition, and building for scale. Youll be part of a lean, high-calibre engineering function where every member contributes to planning, testing, analysis, and execution.
London (Hybrid 1x Per week) Salary: Up to £100k + Benefits - About Us - Our client is a Insurtech Unicorn looking to expand their engineering team. With the opportunity to work on existing products which have generated millions in revenue to something new changing the landscape of the insurance world, this is the perfect opportunity for a results driven and growth focussed Senior engineer looking to start an ambitious business. The Role - We're seeking a Lead Fullstack Engineer to own the frontend architecture and elevate the B2C user experience across our digital products. This is a high-impact role requiring technical vision, hands-on expertise, and leadership to drive innovation in a rapidly evolving environment. As part of a cross-functional, agile team, you will shape the frontend roadmap, champion best practices, and foster a culture of engineering excellence.
London (Hybrid 1x Per week) Salary: Up to £100k + Benefits - About Us - Our client is a Insurtech Unicorn looking to expand their engineering team. With the opportunity to work on existing products which have generated millions in revenue to something new changing the landscape of the insurance world, this is the perfect opportunity for a results driven and growth focussed Senior engineer looking to start an ambitious business. The Role - We're seeking a Lead Fullstack Engineer to own the frontend architecture and elevate the B2C user experience across our digital products. This is a high-impact role requiring technical vision, hands-on expertise, and leadership to drive innovation in a rapidly evolving environment. As part of a cross-functional, agile team, you will shape the frontend roadmap, champion best practices, and foster a culture of engineering excellence.
Technical Business Analyst
Technical Business Analyst
Ncounter LTD
EC1, City of London
From £120,000 to £150,000 per annum Bonus and package
Ncounter is hiring a hybrid Technical Business Analyst / Project Manager to join a high-performance technology team delivering complex trading solutions across global markets. Youll play a pivotal role in shaping products that underpin real-time financial decision-making, working across engineering, research, and infrastructure groups. Whether your strengths lie in requirements analysis or delivery management, this role offers the chance to influence business-critical systems in a high-frequency trading environment. Where youll make an impact - Youll either join the analysis team, acting as the key translator between business goals and technical implementation, or take the reins on end-to-end project deliverydepending on your expertise and focus. * Capture and refine detailed business and technical requirements * Translate complex problems into structured, executable
Ncounter is hiring a hybrid Technical Business Analyst / Project Manager to join a high-performance technology team delivering complex trading solutions across global markets. Youll play a pivotal role in shaping products that underpin real-time financial decision-making, working across engineering, research, and infrastructure groups. Whether your strengths lie in requirements analysis or delivery management, this role offers the chance to influence business-critical systems in a high-frequency trading environment. Where youll make an impact - Youll either join the analysis team, acting as the key translator between business goals and technical implementation, or take the reins on end-to-end project deliverydepending on your expertise and focus. * Capture and refine detailed business and technical requirements * Translate complex problems into structured, executable
London (Hybrid 1x Per week) Salary: Up to £100k + Benefits - About Us - Our client is a Insurtech Unicorn looking to expand their engineering team. With the opportunity to work on existing products which have generated millions in revenue to something new changing the landscape of the insurance world, this is the perfect opportunity for a results driven and growth focussed Senior engineer looking to start an ambitious business. The Role - We're seeking a Lead Fullstack Engineer to own the frontend architecture and elevate the B2C user experience across our digital products. This is a high-impact role requiring technical vision, hands-on expertise, and leadership to drive innovation in a rapidly evolving environment. As part of a cross-functional, agile team, you will shape the frontend roadmap, champion best practices, and foster a culture of engineering excellence.
London (Hybrid 1x Per week) Salary: Up to £100k + Benefits - About Us - Our client is a Insurtech Unicorn looking to expand their engineering team. With the opportunity to work on existing products which have generated millions in revenue to something new changing the landscape of the insurance world, this is the perfect opportunity for a results driven and growth focussed Senior engineer looking to start an ambitious business. The Role - We're seeking a Lead Fullstack Engineer to own the frontend architecture and elevate the B2C user experience across our digital products. This is a high-impact role requiring technical vision, hands-on expertise, and leadership to drive innovation in a rapidly evolving environment. As part of a cross-functional, agile team, you will shape the frontend roadmap, champion best practices, and foster a culture of engineering excellence.
)
Exposure to Swift Vapor for server-side API development (desirable, not essential).
Exposure to Swift Vapor for server-side API development (desirable, not essential).
)
5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Experience developing REST API-driven mobile first web applications
5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Experience developing REST API-driven mobile first web applications
NEW
)
Knowledge of microservice architecture and API design principles
Knowledge of microservice architecture and API design principles
NEW
)
Experience in developing and deploying Cloud Native Applications using Azure PaaS Capabilities (App Services Plans, Key Vault, SQL Azure DB, AzureFunctions, Containers, AKS, Logic Apps, Service Bus, Event Grid, API Management) * Enterprise Integration Technologies such as Azure API Management, Logic Apps, Service Bus.
Experience in developing and deploying Cloud Native Applications using Azure PaaS Capabilities (App Services Plans, Key Vault, SQL Azure DB, AzureFunctions, Containers, AKS, Logic Apps, Service Bus, Event Grid, API Management) * Enterprise Integration Technologies such as Azure API Management, Logic Apps, Service Bus.
NEW
)
Technical Architect, Azure
Technical Architect, Azure
ARC IT Recruitment Ltd
The City, EC3
Up to £95,000 per annum bonus + benefits
Azure, API, PaaS * In-depth knowledge of Azure cloud services (PaaS, Containers, AKS, Logic Apps, API Management, Service Bus, Event Grid).
Azure, API, PaaS * In-depth knowledge of Azure cloud services (PaaS, Containers, AKS, Logic Apps, API Management, Service Bus, Event Grid).
Experience with Power Automate and API development is a plus.
Experience with Power Automate and API development is a plus.
FEATURED
)
.Net Developer
.Net Developer
Crowd Link Consulting Ltd
GU21, Woking
From £45,000 to £60,000 per annum Salary + Benefits + Bonus
Web API, HTML, CSS, Web Services, JQuery and JavaScript
Web API, HTML, CSS, Web Services, JQuery and JavaScript
Proficient in API design, development & production operation
Proficient in API design, development & production operation
)
Title: Senior Software Engineer (Driver/API)
Title: Senior Software Engineer (Driver/API)
Senior Security Engineer (PurView, Sentinel, Defender)
Senior Security Engineer (PurView, Sentinel, Defender)
Invitise Ltd
WC1A, Central London
Up to £70,000 per annum + Excellent Benefits
PowerShell scripting and use of Microsoft Graph API
PowerShell scripting and use of Microsoft Graph API
NEW
Knowledge of FTP/SFTP, SSL Certificates, REST API, SOAP, Postman, SoapUI.
Knowledge of FTP/SFTP, SSL Certificates, REST API, SOAP, Postman, SoapUI.
FEATURED
)
Integration & API Testing - proficiency with REST/OData service testing using tools like Postman or SoapUI
Integration & API Testing - proficiency with REST/OData service testing using tools like Postman or SoapUI
NEW
Experience of deploying into and using AWS services including VPC, EC2, RDS, API Gateway
Experience of deploying into and using AWS services including VPC, EC2, RDS, API Gateway
NEW
)
Senior Backend Engineer
Senior Backend Engineer
Innovate Recruitment Ltd
EC1N, City of London
Up to £95,000 per annum Benefits, Bonus, Share scheme
Experience delivering cloud-based REST API solutions
Experience delivering cloud-based REST API solutions
)
Experience with API design and development for both internal and external use cases
Experience with API design and development for both internal and external use cases
NEW
Related Jobs
Locations
- Shadwell
- Southwark
- The City, City (EC2)
- The City, City (EC3)
- White Hill
- The City, City (EC4)
- Bermondsey
- Bishopsgate
- Brentford End
- Datchet Common
- City of London
- Central London
- West End
- East London
- Reading
- South West London
- Maidenhead
- North West London
- West London
- South East London
- London
- Berkshire
- East Sussex
- Surrey
- Hampshire
- Hertfordshire
- Essex
- Kent
- West Sussex
- South East