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Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
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Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
Python Developer - sought by leading investment bank based in Canary Wharf - Contract - Hybrid - Key Responsibilities - o Historical index back-testing - o Daily pricing and index computation - o Weighting and rebalancing logic - o Attribution and decomposition analytics * Build robust APIs using FastAPI or Flask * Collaborate directly with business users to gather requirements and iterate quickly * Implement testing, versioning, and data validation processes * Ensure integration with internal data sources and reporting tools - Required Skills * 5+ years of Python development experience, ideally in financial services or commodities * Strong proficiency in Pandas, NumPy, and time-series data manipulation * Proven experience with FastAPI or Flask * Familiarity with large datasets and real-time data pipelines * Excellent debugging, profiling, and performance optimization
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Lead Software Engineer - London (Hybrid 1x Per Month) Salary: Up to £100k + Benefits + Stock Options - 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 fos
Lead Software Engineer - London (Hybrid 1x Per Month) Salary: Up to £100k + Benefits + Stock Options - 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 fos
Mid-Level Mobile Developer (iOS) Brighton, 4 days per week in office, £50,000£70,000 DOE - Mid-Level iOS Developer required by a Brighton based Software House. This is a new role which would be perfect for someone looking to build polished, high-performing mobile apps while working in a collaborative, creative environment. * Designing, building, and maintaining iOS applications in Swift * Creating clean, modern UIs with SwiftUI * Applying SOLID principles to write scalable, maintainable code * Working with RESTful APIs to integrate app functionality * Ensuring apps perform smoothly through memory management, multi-threading, and performance optimisation * Collaborating with cross-functional teams on exciting projects * Nice to have: experience with Android development (Kotlin) Our client offers a vibrant office culture and you will have the opportunity to work on dive
Mid-Level Mobile Developer (iOS) Brighton, 4 days per week in office, £50,000£70,000 DOE - Mid-Level iOS Developer required by a Brighton based Software House. This is a new role which would be perfect for someone looking to build polished, high-performing mobile apps while working in a collaborative, creative environment. * Designing, building, and maintaining iOS applications in Swift * Creating clean, modern UIs with SwiftUI * Applying SOLID principles to write scalable, maintainable code * Working with RESTful APIs to integrate app functionality * Ensuring apps perform smoothly through memory management, multi-threading, and performance optimisation * Collaborating with cross-functional teams on exciting projects * Nice to have: experience with Android development (Kotlin) Our client offers a vibrant office culture and you will have the opportunity to work on dive
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Mid-Level C++ Developer (5+ years of experience) Location:Hybrid - 2-3 days onsite in Hounslow - Rate:£430 per day (Inside IR35) Duration:12 months (Extension highly likely) Are you an experienced C++ Developer looking for your next long-term contract? We are seeking a technically strong and versatileMid-Level C++ Developerto join our client's high-performing team on a travel technology project. Key Responsibilities * Develop and maintain high-performance Back End components using C++11 or newer. * Design dynamic, responsive Front End interfaces with AngularJS/Angular 2+. * Support and enhance existing systems with a focus on performance, stability, and maintainability. * Collaborate with cross-functional teams (Product Owners, QA, DevOps, etc.) to deliver new features. * Refactor Legacy code and actively contribute to reducing technical debt.
Mid-Level C++ Developer (5+ years of experience) Location:Hybrid - 2-3 days onsite in Hounslow - Rate:£430 per day (Inside IR35) Duration:12 months (Extension highly likely) Are you an experienced C++ Developer looking for your next long-term contract? We are seeking a technically strong and versatileMid-Level C++ Developerto join our client's high-performing team on a travel technology project. Key Responsibilities * Develop and maintain high-performance Back End components using C++11 or newer. * Design dynamic, responsive Front End interfaces with AngularJS/Angular 2+. * Support and enhance existing systems with a focus on performance, stability, and maintainability. * Collaborate with cross-functional teams (Product Owners, QA, DevOps, etc.) to deliver new features. * Refactor Legacy code and actively contribute to reducing technical debt.
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Principal Software Engineer
Principal Software Engineer
Rise Technical Recruitment Limited
London
£100000 - £115000.00 per annum + Progression + Training + Pension
London (Office Based) £100,000 - £115,000 + Progression + Training - An excellent opportunity awaits an experienced software engineer with strong Java and Python skills for a hands-on technical leadership position within an innovative ML-driven SaaS firm, in a role offering technical growth, variety and strong development opportunities. The company is a profitable and renowned business delivering a cutting-edge AI-driven platform that helps optimise business processes in heavy industries. In this role, you will take on a hands-on technical leadership position focused on the full stack development and management of the platform. You'll manage solution architecture and APIs, data engineering, and the performance of AWS cloud services. As a technical authority within the team, you will provide technical guidance and mentorship to more junior members of the development te
London (Office Based) £100,000 - £115,000 + Progression + Training - An excellent opportunity awaits an experienced software engineer with strong Java and Python skills for a hands-on technical leadership position within an innovative ML-driven SaaS firm, in a role offering technical growth, variety and strong development opportunities. The company is a profitable and renowned business delivering a cutting-edge AI-driven platform that helps optimise business processes in heavy industries. In this role, you will take on a hands-on technical leadership position focused on the full stack development and management of the platform. You'll manage solution architecture and APIs, data engineering, and the performance of AWS cloud services. As a technical authority within the team, you will provide technical guidance and mentorship to more junior members of the development te
PREMIUM
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Are you passionate about turning great design into seamless user experiences? Do you thrive on building interfaces that are as functional as they are beautiful? Our client is looking for aFront-End Developerwho loves working at the intersection of design, technology, and usability. What Youll Do * Build responsive, accessible, and high-quality interfaces with modern frameworks (React, Vue, or Angular). * Bring UX best practices to life, ensuring every interaction feels natural and intuitive. * Contribute to design systems and component libraries that scale across products. * Partner with product managers, designers, and backend engineers to deliver delightful experiences. * Stay ahead of front-end trends, accessibility standards, and UX/UI innovations. What they're Looking For * 4+ yearsof experience in front-end development.
Are you passionate about turning great design into seamless user experiences? Do you thrive on building interfaces that are as functional as they are beautiful? Our client is looking for aFront-End Developerwho loves working at the intersection of design, technology, and usability. What Youll Do * Build responsive, accessible, and high-quality interfaces with modern frameworks (React, Vue, or Angular). * Bring UX best practices to life, ensuring every interaction feels natural and intuitive. * Contribute to design systems and component libraries that scale across products. * Partner with product managers, designers, and backend engineers to deliver delightful experiences. * Stay ahead of front-end trends, accessibility standards, and UX/UI innovations. What they're Looking For * 4+ yearsof experience in front-end development.
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We're a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. Over the past few years, we've made significant investments in our data and tech capabilities, particularly within our CIO function. Our CIO team is at the forefront of driving innovation and ensuring our technology infrastructure supports our ambitious goals. We've nurtured our 4Cs culture, fostering collaboration, creativity, and continuous improvement. We're proud of the journey we're on as a company and know that our continued success will rely on the contribution of our talented colleagues. The CIO team plays a crucial role in this journey, working on cutting-edge projects that enhance our digital presence and improve customer engagement. As a Principal AI Engineer, you will be part of the Technology Engineering team within CIO, leading the design, development
We're a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. Over the past few years, we've made significant investments in our data and tech capabilities, particularly within our CIO function. Our CIO team is at the forefront of driving innovation and ensuring our technology infrastructure supports our ambitious goals. We've nurtured our 4Cs culture, fostering collaboration, creativity, and continuous improvement. We're proud of the journey we're on as a company and know that our continued success will rely on the contribution of our talented colleagues. The CIO team plays a crucial role in this journey, working on cutting-edge projects that enhance our digital presence and improve customer engagement. As a Principal AI Engineer, you will be part of the Technology Engineering team within CIO, leading the design, development
FEATURED
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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
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Knowledge of microservice architecture and API design principles
Knowledge of microservice architecture and API design principles
NEW
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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
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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).
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Experience with Power Automate and API development is a plus.
Experience with Power Automate and API development is a plus.
FEATURED
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Title: Senior Software Engineer (Driver/API)
Title: Senior Software Engineer (Driver/API)
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Implement schema registries, data contracts, and API-first data governance.
Implement schema registries, data contracts, and API-first data governance.
NEWFEATURED
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Experience with API design standards & integration patterns
Experience with API design standards & integration patterns
NEWFEATURED
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
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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
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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
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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
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Senior Full Stack Engineer React .Net Python
Senior Full Stack Engineer React .Net Python
Client Server
South Kensington, SW7
£100000 - £150000 per annum + bonus + benefits
You have REST API experience
You have REST API experience
NEWPREMIUM
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The ideal candidate will have a robust background in AWS, Node.js, and React, along with expertise in NoSQL databases, RESTful API design and development, product development, and deployment of applications on both iOS and Android platforms.
The ideal candidate will have a robust background in AWS, Node.js, and React, along with expertise in NoSQL databases, RESTful API design and development, product development, and deployment of applications on both iOS and Android platforms.
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Full Stack Lead Engineer
Full Stack Lead Engineer
Hunter Selection
Soho, W1
£60000 - £85000 per annum + health insurance life insurance
Restful API development - React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code
Restful API development - React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code
NEWFEATURED
We collaborate closely with product, engineering, research, and GTM teams to ensure the developer journeyfrom initial API call to full production deploymentis seamless, effective, and delightful.
We collaborate closely with product, engineering, research, and GTM teams to ensure the developer journeyfrom initial API call to full production deploymentis seamless, effective, and delightful.
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Data Engineer II
Data Engineer II
LEXISNEXIS RISK SOLUTIONS UK LIMITED T/a LexisNexis Risk Solutions Group
London
Competitive
Would you like to ensure the successful delivery of the Data Platform and Software Innovations? Do you enjoy creating a collaborative and customer-focused working environment? LexisNexis Intellectual Property, which serves customers in more than 150 countries with 11,300 employees worldwide, is part of RELX, a global provider of information-based analytics and decision tools for professional and business customers. As a Data Engineer at LexisNexis Intellectual Property (LNIP), youll contribute to building and maintaining our next-generation Strategic Data Platform. This platform ingests, enriches, and transforms global patent and IP-related data to power key products like PatentSight+, as well as a growing ecosystem of internal tools and customer-facing solutions. In this early-career role, you will collaborate with senior engineers and technical leads to design robus
Would you like to ensure the successful delivery of the Data Platform and Software Innovations? Do you enjoy creating a collaborative and customer-focused working environment? LexisNexis Intellectual Property, which serves customers in more than 150 countries with 11,300 employees worldwide, is part of RELX, a global provider of information-based analytics and decision tools for professional and business customers. As a Data Engineer at LexisNexis Intellectual Property (LNIP), youll contribute to building and maintaining our next-generation Strategic Data Platform. This platform ingests, enriches, and transforms global patent and IP-related data to power key products like PatentSight+, as well as a growing ecosystem of internal tools and customer-facing solutions. In this early-career role, you will collaborate with senior engineers and technical leads to design robus