Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
Locations
There is no job matching your search
Api
Chelmsford
No need to fret! We’re adding new jobs every single day. Find out immediately when we’ve found a match for you.
0 Work From Home API jobs in Chelmsford + 20 miles
8 exact matches jobs are outside your preferred location
)
We employ a micro front-end (MFE) architecture on the web, and agentic workflows with API-first services behind it, to integrate risk insights seamlessly across workflows and surfaces. * Design, develop, and operate secure, scalable APIs/microservices in Python (FastAPI) or Java (Spring Boot), following API-first principles * Experience building and consuming APIs; strong grasp of REST/gRPC and API
We employ a micro front-end (MFE) architecture on the web, and agentic workflows with API-first services behind it, to integrate risk insights seamlessly across workflows and surfaces. * Design, develop, and operate secure, scalable APIs/microservices in Python (FastAPI) or Java (Spring Boot), following API-first principles * Experience building and consuming APIs; strong grasp of REST/gRPC and API
NEW
)
Position: AI Engineer / AI Agent / Backend AI Engineer - Location: Remote - Work Type: Contract - We're looking for an AI Engineer to design and deliver scalable AI/ML systems and agentic applications. You'll work on LLMs, RAG pipelines, model deployment, and cloud-native solutions that drive real-world impact. * Strong coding skills in Java / TypeScript /Python * Experience with LLMs, NLP, and ML frameworks (Hugging Face, PyTorch, TensorFlow, LangChain) * Cloud & DevOps expertise (AWS/Azure, Docker, Kubernetes, CI/CD pipelines) * Knowledge of microservices, APIs, distributed systems - Why join us? * Work on cutting-edge AI innovation * Collaborative, cross-functional environment * Competitive salary + growth opportunities - We encourage you to apply or send me your updated resume to nandiraju . b @ randstad . co. uk
Position: AI Engineer / AI Agent / Backend AI Engineer - Location: Remote - Work Type: Contract - We're looking for an AI Engineer to design and deliver scalable AI/ML systems and agentic applications. You'll work on LLMs, RAG pipelines, model deployment, and cloud-native solutions that drive real-world impact. * Strong coding skills in Java / TypeScript /Python * Experience with LLMs, NLP, and ML frameworks (Hugging Face, PyTorch, TensorFlow, LangChain) * Cloud & DevOps expertise (AWS/Azure, Docker, Kubernetes, CI/CD pipelines) * Knowledge of microservices, APIs, distributed systems - Why join us? * Work on cutting-edge AI innovation * Collaborative, cross-functional environment * Competitive salary + growth opportunities - We encourage you to apply or send me your updated resume to nandiraju . b @ randstad . co. uk
NEWFEATURED
)
Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. Our client isone of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to work with modern tools, great people, and at a company where learning and development are core valuesthis is the role for you. * Influence architecture and development strategy within a high-performing Agile squad. * Provide technical assurance and guidance across complex, high-impact projects. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. Our client isone of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to work with modern tools, great people, and at a company where learning and development are core valuesthis is the role for you. * Influence architecture and development strategy within a high-performing Agile squad. * Provide technical assurance and guidance across complex, high-impact projects. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture.
NEW
)
Most functionality is written by the API or integrations team but we need a strong developer that can do both.
Most functionality is written by the API or integrations team but we need a strong developer that can do both.
NEWFEATURED
)
About Revolut - People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products including spending, saving, investing, exchanging, travelling, and more help our 60+ million customers get more from their money every day. As we continue our lightning-fast growth,? 2 things are essential to our success: our people and our culture. In recognition of our outstanding employee experience, we've been certified as a Great Place to Work. So far, we have 10,000+ people working around the world, from our offices and remotely, to help us achieve our mission. And we're looking for more brilliant people. People who love building great products, redefining success, and turning the complexity of a chaotic world into the simplicity of a beautiful solution. About the role
About Revolut - People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products including spending, saving, investing, exchanging, travelling, and more help our 60+ million customers get more from their money every day. As we continue our lightning-fast growth,? 2 things are essential to our success: our people and our culture. In recognition of our outstanding employee experience, we've been certified as a Great Place to Work. So far, we have 10,000+ people working around the world, from our offices and remotely, to help us achieve our mission. And we're looking for more brilliant people. People who love building great products, redefining success, and turning the complexity of a chaotic world into the simplicity of a beautiful solution. About the role
NEW
)
Connect with Eutelsat Group - Be part of a new era in communications, transforming connectivity with Eutelsat Group the worlds first GEO-LEO integrated global satellite operator. As a leader in satellite communications, we provide global connectivity solutions - connecting businesses, communities, and governments around the world. We can connect you at on land, at sea and in the air. We also deliver broadcast television channels and packages, transmitting vital news reports around the world. * Pioneer the future of Space Technology * Bring connectivity to remote frontiers * Collaborate with customer-centric experts * Embrace cultural diversity in our global team - In a dynamic industry where passion drives our teams to make a difference to become the most trusted partner for global satellite connectivity, you will elevate your skills in a stretching, rewarding, and me
Connect with Eutelsat Group - Be part of a new era in communications, transforming connectivity with Eutelsat Group the worlds first GEO-LEO integrated global satellite operator. As a leader in satellite communications, we provide global connectivity solutions - connecting businesses, communities, and governments around the world. We can connect you at on land, at sea and in the air. We also deliver broadcast television channels and packages, transmitting vital news reports around the world. * Pioneer the future of Space Technology * Bring connectivity to remote frontiers * Collaborate with customer-centric experts * Embrace cultural diversity in our global team - In a dynamic industry where passion drives our teams to make a difference to become the most trusted partner for global satellite connectivity, you will elevate your skills in a stretching, rewarding, and me
NEW
)
Join us at Entrust - At Entrust, were shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely. Get to Know Us - Headquartered in Minnesota, Entrust is an industry leader in identity-centric security solutions, serving over 150 countries with cutting-edge, scalable technologies. But our secret weapon? Our people. Its the curiosity, dedication, and innovation that drive our success and help us anticipate the future. Senior MLOps Engineer - About the position - Were looking for an experienced MLOps Engineer to build and operate the platform and tooling that powers our identity-verification products. Youll join a team supporting Applied Scientists and Machine Learning Engineers across count
Join us at Entrust - At Entrust, were shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely. Get to Know Us - Headquartered in Minnesota, Entrust is an industry leader in identity-centric security solutions, serving over 150 countries with cutting-edge, scalable technologies. But our secret weapon? Our people. Its the curiosity, dedication, and innovation that drive our success and help us anticipate the future. Senior MLOps Engineer - About the position - Were looking for an experienced MLOps Engineer to build and operate the platform and tooling that powers our identity-verification products. Youll join a team supporting Applied Scientists and Machine Learning Engineers across count
NEW
)
HPC Global Remote Service Engineer – Complex HPC Upgrades
HPC Global Remote Service Engineer – Complex HPC Upgrades
Hewlett Packard Enterprise
South East
Competitive
Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way people live and work. We help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to thrive in todays complex world. Our culture thrives on finding new and better ways to accelerate whats next. We know varied backgrounds are valued and succeed here. We have the flexibility to manage our work and personal needs. We make bold moves, together, and are a force for good. If you are looking to stretch and grow your career our culture will embrace you. Open up opportunities with HPE. The Hewlett Packard Enterprise (HPE) HPC Business Unit has an exciting opportunity for an experienced engineer dedicated to managing and executing complex High-Performance Computing (HPC) upg
Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way people live and work. We help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to thrive in todays complex world. Our culture thrives on finding new and better ways to accelerate whats next. We know varied backgrounds are valued and succeed here. We have the flexibility to manage our work and personal needs. We make bold moves, together, and are a force for good. If you are looking to stretch and grow your career our culture will embrace you. Open up opportunities with HPE. The Hewlett Packard Enterprise (HPE) HPC Business Unit has an exciting opportunity for an experienced engineer dedicated to managing and executing complex High-Performance Computing (HPC) upg
NEW
These jobs might also interest you
)
Software Engineer (Angular/Kotlin/Springboot) | 6 Month Contract (OIR35) | Hybrid - We're looking for a Full Stack Software Engineer to play a key role in developing and evolving a suite of high-performance applications. You'll be working across the entire technology stack, from dynamic, user-friendly web interfaces to robust, scalable backend microservices - helping to deliver impactful releases in an agile, four-week sprint cycle. Location: Coventry (2 days onsite) Contract: 6 Months (OIR35) Rate: £250-300 p/day - Start date: ASAP * Strong front-end development experience with Angular. * Proven backend expertise with Kotlin and Spring Boot v3. * Skilled in designing and maintaining microservices architectures. * Confident working with SQL databases (PostgreSQL, MySQL or equivalent). * Understanding of RESTful API design and third-pa
Software Engineer (Angular/Kotlin/Springboot) | 6 Month Contract (OIR35) | Hybrid - We're looking for a Full Stack Software Engineer to play a key role in developing and evolving a suite of high-performance applications. You'll be working across the entire technology stack, from dynamic, user-friendly web interfaces to robust, scalable backend microservices - helping to deliver impactful releases in an agile, four-week sprint cycle. Location: Coventry (2 days onsite) Contract: 6 Months (OIR35) Rate: £250-300 p/day - Start date: ASAP * Strong front-end development experience with Angular. * Proven backend expertise with Kotlin and Spring Boot v3. * Skilled in designing and maintaining microservices architectures. * Confident working with SQL databases (PostgreSQL, MySQL or equivalent). * Understanding of RESTful API design and third-pa
NEW
)
Role: Solution Engineer (Digital Solutions) Are you a seasoned backend engineer with a passion for solving real-world problems through modern technology? Join a high-impact digital solutions team that partners with a portfolio of safety, environmental, and healthcare-focused businesses to drive digital transformation. * Collaborating with technical teams across multiple businesses to design and develop scalable, secure digital solutions. * Understanding of solution architecture principles - scalability, security, maintainability. £55,000 - £65,000 GBP - 10% Bonus - Hybrid WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Salary: £55,000-£65,000 + 10% Bonus - Location: London (Hybrid 2/3 day split) Do you enjoy working across diverse
Role: Solution Engineer (Digital Solutions) Are you a seasoned backend engineer with a passion for solving real-world problems through modern technology? Join a high-impact digital solutions team that partners with a portfolio of safety, environmental, and healthcare-focused businesses to drive digital transformation. * Collaborating with technical teams across multiple businesses to design and develop scalable, secure digital solutions. * Understanding of solution architecture principles - scalability, security, maintainability. £55,000 - £65,000 GBP - 10% Bonus - Hybrid WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Salary: £55,000-£65,000 + 10% Bonus - Location: London (Hybrid 2/3 day split) Do you enjoy working across diverse
PREMIUM
)
NVIDIA is looking for a passionate, world-class computer scientist to work in its Compute Developer Technology (Devtech) team as an AI Developer Technology Engineer. AI travel agents will know your preferences and arrange every detail of your family vacation. Where engines made us stronger and powered the first industrial revolution, AI will make us smarter and power the next. * Work directly with key customers to understand the current and future problems they are solving and provide the best AI solutions using GPUs. * Strong knowledge of C/C++, software design, programming techniques, and AI algorithms. * Some travel is required for conferences and for on-site visits with developers. Come, join our AI Compute DevTec
NVIDIA is looking for a passionate, world-class computer scientist to work in its Compute Developer Technology (Devtech) team as an AI Developer Technology Engineer. AI travel agents will know your preferences and arrange every detail of your family vacation. Where engines made us stronger and powered the first industrial revolution, AI will make us smarter and power the next. * Work directly with key customers to understand the current and future problems they are solving and provide the best AI solutions using GPUs. * Strong knowledge of C/C++, software design, programming techniques, and AI algorithms. * Some travel is required for conferences and for on-site visits with developers. Come, join our AI Compute DevTec
NEW
)
Senior FE Engineer (Remote UK & Europe) Are you passionate about crafting beautifully engineered, maintainable systems — and helping others do the same? We’re looking for a Senior Software Engineer to join a fast-growing, product-led tech company that’s redefining how engineering teams deliver value through smarter insights and modern architectures. You’ll be joining a remote-first team of talented engineers and product thinkers, building modular, scalable frontends and containerised, cloud-native systems that power mission-critical insights for global clients. * Work alongside engineers, data scientists and product leaders shaping the future of delivery intelligence - React, TypeScript, GraphQL - Salary up to £95k + Benefits - This isn’t just another coding role — it’s a chance to sh
Senior FE Engineer (Remote UK & Europe) Are you passionate about crafting beautifully engineered, maintainable systems — and helping others do the same? We’re looking for a Senior Software Engineer to join a fast-growing, product-led tech company that’s redefining how engineering teams deliver value through smarter insights and modern architectures. You’ll be joining a remote-first team of talented engineers and product thinkers, building modular, scalable frontends and containerised, cloud-native systems that power mission-critical insights for global clients. * Work alongside engineers, data scientists and product leaders shaping the future of delivery intelligence - React, TypeScript, GraphQL - Salary up to £95k + Benefits - This isn’t just another coding role — it’s a chance to sh
NEW
)
The Product Test and Diagnosis team requires more expertise and experience in the area of board / PCBA hardware test as part of our mission to deliver the high quality manufacturing test solutions that our advanced technology products require. * Experience in manufacturing test of advanced electronic systems - A melting pot of AI research specialists, silicon designers, software engineers and systems architects, Graphcore enjoys a culture of continuous learning and constant innovation. The role requires close interaction with the hardware design team and other parts of the PTD team in order to define and develop appropriate test solutions using techniques such as boundary scan and embedded functional test. The Product
The Product Test and Diagnosis team requires more expertise and experience in the area of board / PCBA hardware test as part of our mission to deliver the high quality manufacturing test solutions that our advanced technology products require. * Experience in manufacturing test of advanced electronic systems - A melting pot of AI research specialists, silicon designers, software engineers and systems architects, Graphcore enjoys a culture of continuous learning and constant innovation. The role requires close interaction with the hardware design team and other parts of the PTD team in order to define and develop appropriate test solutions using techniques such as boundary scan and embedded functional test. The Product
NEW
)
As a Lead Backend Engineer, you'll take ownership of designing and scaling cloud-native backend systems. It's an ideal role for a driven Lead Engineer who thrives in ambitious environments and wants to make a tangible impact. Lead Backend Developer * Design, develop, and optimise scalable backend services in Python, leveraging FastAPI. * Lead architectural discussions with a focus on performance, scalability, and reliability. 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
As a Lead Backend Engineer, you'll take ownership of designing and scaling cloud-native backend systems. It's an ideal role for a driven Lead Engineer who thrives in ambitious environments and wants to make a tangible impact. Lead Backend Developer * Design, develop, and optimise scalable backend services in Python, leveraging FastAPI. * Lead architectural discussions with a focus on performance, scalability, and reliability. 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
Were looking for iOS Developer Interns interested in every step, stage, and release of a feature. About the Rev-celerator Internship programme ?? The Rev-celerator Internship programme is designed for top students seeking to make the most of their summer by working alongside industry professionals, taking on real-world challenges, and honing their skills. The Rev-celerator Internship Programme is now open to international candidates from around the world, willing to relocate to one of our tech hubs in the UK, UAE, Poland, Portugal, or Spain. Programme start: June/July 2026 * Gaining exposure to the iOS SDK * Full-time availability for the programme (summer 2026) About Revolut - People deserve more fro
Were looking for iOS Developer Interns interested in every step, stage, and release of a feature. About the Rev-celerator Internship programme ?? The Rev-celerator Internship programme is designed for top students seeking to make the most of their summer by working alongside industry professionals, taking on real-world challenges, and honing their skills. The Rev-celerator Internship Programme is now open to international candidates from around the world, willing to relocate to one of our tech hubs in the UK, UAE, Poland, Portugal, or Spain. Programme start: June/July 2026 * Gaining exposure to the iOS SDK * Full-time availability for the programme (summer 2026) About Revolut - People deserve more fro
NEW
)
This role is within the GPU Modelling Team, where we have a great opportunity for an experienced developer. Our models are written in C++ and implement in detail the micro-architecture of our GPU products. * Develop and maintain C++ models of GPU micro-architectures. * Take ownership of specific model components and features. * Debug and correlate model behavior against hardware. Knowledge of GPUs, computer graphics, or modelling platforms (e.g. SystemC) is a plus. Our engineers lead innovation in physical IP, AI and machine learning, cloud architecture, automotive tech, and every aspect of computing that matters. They are extensively used by teams within Arm for different use cases and are delivered to external partners. We are a distributed team, an
This role is within the GPU Modelling Team, where we have a great opportunity for an experienced developer. Our models are written in C++ and implement in detail the micro-architecture of our GPU products. * Develop and maintain C++ models of GPU micro-architectures. * Take ownership of specific model components and features. * Debug and correlate model behavior against hardware. Knowledge of GPUs, computer graphics, or modelling platforms (e.g. SystemC) is a plus. Our engineers lead innovation in physical IP, AI and machine learning, cloud architecture, automotive tech, and every aspect of computing that matters. They are extensively used by teams within Arm for different use cases and are delivered to external partners. We are a distributed team, an
)
As a PSA Engineer - Generation, you will be responsible for maintaining, optimising, and enhancing Energy Management Systems (EMS) to ensure reliable and efficient system performance. Edinburgh (Remote First) Salary Neg D.O.E - You'll play a key role in diagnosing and resolving technical issues, deploying updates, and supporting mission-critical generation control applications. Key Responsibilities * Administer and optimise the Energy Management System (EMS) through configuration, performance tuning, and security patching. * Execute technical corrective actions to restore failed or degraded EMS services. * Conduct code reviews, deployments, testing, and monitoring of break/fix patches and system modifications. * Strong experience in power system applications (Generation), including Automatic Generation Control (AGC), Load Frequency Control, Load Forec
As a PSA Engineer - Generation, you will be responsible for maintaining, optimising, and enhancing Energy Management Systems (EMS) to ensure reliable and efficient system performance. Edinburgh (Remote First) Salary Neg D.O.E - You'll play a key role in diagnosing and resolving technical issues, deploying updates, and supporting mission-critical generation control applications. Key Responsibilities * Administer and optimise the Energy Management System (EMS) through configuration, performance tuning, and security patching. * Execute technical corrective actions to restore failed or degraded EMS services. * Conduct code reviews, deployments, testing, and monitoring of break/fix patches and system modifications. * Strong experience in power system applications (Generation), including Automatic Generation Control (AGC), Load Frequency Control, Load Forec
FEATURED