our clients IT Operations team. In this role, you will ensure the reliability, performance, and security of critical network infrastructure across the company, data center, and multi-cloud environments (AWS/GCP). While primarily focused on networking, you will also support occasionally on systems administration tasks as needed, making you a versatile contributor in a fast-paced, collaborative environment … supporting cutting-edge technology. Role and Responsibilities Administer, operate, and maintain enterprise network infrastructure, including LAN/WLAN, VPNs, DNS/DHCP/IPAM, firewalls, and cloud networking (AWS, GCP). Proactively monitor and troubleshoot performance, availability, and connectivity issues, taking ownership of incident resolution end-to-end. Support systems administration tasks when required, including account provisioning, server patching, storage … Exposure to infrastructure-as-code (Terraform, Ansible) and version control systems (Git). Experience with monitoring and observability tools (LogicMonitor, Grafana, Prometheus). Knowledge of hybrid cloud networking, including AWS Direct Connect or GCP Interconnect. Relevant certifications such as CCNP, AWS Advanced Networking Specialty, or Google Cloud Network Engineer. More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Medly AI
CEO other Full Stack Engineers to shape the backbone of our data infrastructure. You will play a pivotal role in high-impact projects such as migrating our systems to AWS, consolidating our databases, worked on our python based AI backend and building a unified environment optimized for cost, latency, and scalability. This is a high-impact opportunity for someone eager … to take ownership, solve complex challenges, and help power the next generation of educational technology. Role Responsibilities Build and optimize a unified, cost-efficient, low-latency data environment within AWS Work on our AI backend and help make it scale proof Help with migration to AWS Consolidate mobile and web databases into one optimized Postgres environment Develop processes for importing … projects Technical Requirements 2–3 years of back-end engineering experience, ideally in a startup environment Strong knowledge of Python and Flask Proficiency with SQL and Postgres Experience with AWSservices (migration experience is a plus) Ideal Candidate Quality Focus: Obsessive attention to detail and commitment to shipping polished, bug-free experiences Collaborative Spirit: Ability to work closely with designers More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Medly AI
CEO other Full Stack Engineers to shape the backbone of our data infrastructure. You will play a pivotal role in high-impact projects such as migrating our systems to AWS, consolidating our databases, worked on our python based AI backend and building a unified environment optimized for cost, latency, and scalability. This is a high-impact opportunity for someone eager … to take ownership, solve complex challenges, and help power the next generation of educational technology. Role Responsibilities Build and optimize a unified, cost-efficient, low-latency data environment within AWS Work on our AI backend and help make it scale proof Help with migration to AWS Consolidate mobile and web databases into one optimized Postgres environment Develop processes for importing … projects Technical Requirements 2–3 years of back-end engineering experience, ideally in a startup environment Strong knowledge of Python and Flask Proficiency with SQL and Postgres Experience with AWSservices (migration experience is a plus) Ideal Candidate Quality Focus: Obsessive attention to detail and commitment to shipping polished, bug-free experiences Collaborative Spirit: Ability to work closely with designers More ❯
application, business, and integration architectures. Comfort across all architecture domains and specialisation in at least one of: Architecture domain (e.g., Applications, Information, Integration) Business domain Technologies/vendors (e.g., AWS, Azure, Google Cloud) Experience performing solution options assessment, including product selection and analysis of patterns and sourcing approaches. The ability to deliver strategic thinking to stakeholders through Architecture Roadmaps, mentoring … have worked with and exposure to emerging technologies and architectural trends, such as: Microservices vs. Packaged Solutions Cloud vs. On-premise Digital transformation enablement Cloud architectures (e.g., experience with AWS, Google Cloud Platform, or Azure) Broad span of vendors (e.g., IBM, Oracle, Salesforce, AWS) The architect’s role in agile delivery Internet of Things Key Skills Leadership in development and More ❯
london (city of london), south east england, united kingdom
Electus Recruitment Solutions
application, business, and integration architectures. Comfort across all architecture domains and specialisation in at least one of: Architecture domain (e.g., Applications, Information, Integration) Business domain Technologies/vendors (e.g., AWS, Azure, Google Cloud) Experience performing solution options assessment, including product selection and analysis of patterns and sourcing approaches. The ability to deliver strategic thinking to stakeholders through Architecture Roadmaps, mentoring … have worked with and exposure to emerging technologies and architectural trends, such as: Microservices vs. Packaged Solutions Cloud vs. On-premise Digital transformation enablement Cloud architectures (e.g., experience with AWS, Google Cloud Platform, or Azure) Broad span of vendors (e.g., IBM, Oracle, Salesforce, AWS) The architect’s role in agile delivery Internet of Things Key Skills Leadership in development and More ❯
Python Developer - Python, Django, REST API's, AWS, JavaScript OB are partnered with a Global Financial Services company, who are looking to add a highly skilled Python Developer to their team. In this role, you'll be working their Python backend systems, developing new features and collaborating with different teams, to ensure product goals are met. Python Developer - Python, Django … REST API's, AWS, JavaScript Key Skills and Experience: Strong knowledge of Python Experience with Python frameworks (Django preferred) PostgreSQL REST API'S Docker Cloud experience (AWS preferred) Knowledge of Frontend Technologies (JavaScript, HTML, CSS) This is a hybrid role with 2-3 days a week required in a London based office Base salary of £75k-£90k depending on skills … and experience To be considered, you must be UK based Python Developer - Python, Django, REST API's, AWS, JavaScript More ❯
debug, and optimise applications for performance, security, and scalability. Refactor code to improve maintainability and reduce complexity. Participate in peer code reviews and Agile sprints. Work hands-on with AWS tools and services as part of daily development. What We’re Looking For Proven commercial experience with Laravel. Solid experience using Tailwind CSS to implement modern, responsive UI designs. Experience … Ability to thrive in a fast-paced environment and continuously learn new technologies. Nice to Have Experience with Alpine.js , Livewire , and vanilla JavaScript. Knowledge of Laravel Queues, Jobs, Horizon, AWS SQS , and modern PHP tools such as Larastan , Rector , or Laravel Shift . Familiarity with Docker , CI/CD (GitHub Actions) , and AWS infrastructure . Experience in video streaming or More ❯
london (city of london), south east england, united kingdom
Christy Media Solutions
debug, and optimise applications for performance, security, and scalability. Refactor code to improve maintainability and reduce complexity. Participate in peer code reviews and Agile sprints. Work hands-on with AWS tools and services as part of daily development. What We’re Looking For Proven commercial experience with Laravel. Solid experience using Tailwind CSS to implement modern, responsive UI designs. Experience … Ability to thrive in a fast-paced environment and continuously learn new technologies. Nice to Have Experience with Alpine.js , Livewire , and vanilla JavaScript. Knowledge of Laravel Queues, Jobs, Horizon, AWS SQS , and modern PHP tools such as Larastan , Rector , or Laravel Shift . Familiarity with Docker , CI/CD (GitHub Actions) , and AWS infrastructure . Experience in video streaming or More ❯
ll Be Doing Develop and execute a modern technology strategy aligned to business and client goals. Oversee the delivery and optimisation of multi-client environments across Windows, Linux, Azure, AWS, and on-premise infrastructure. Lead, mentor, and develop talented technology teams to deliver operational excellence. Act as senior escalation point for complex technical issues. Drive continuous improvement in service delivery … Looking For Strong background within IT Managed Services or technology consultancy environments. Proven leadership experience shaping and executing technology strategy. Hands-on experience with Windows & Linux administration , Azure and AWS . Sound understanding of security frameworks (ISO 27001, GDPR) and ITIL principles. Knowledge of automation tools (PowerShell, Bash, Terraform, Ansible). Excellent stakeholder management, communication, and mentoring skills. Experience delivering … cloud migrations , hybrid infrastructure , or endpoint modernisation projects . Relevant certifications (e.g., Azure/AWS Architect, ITIL, CISSP/CISM) highly desirable. Why Join Opportunity to lead technology direction for a global enterprise environment. Collaborative, high-trust culture focused on innovation and improvement. Work with cutting-edge technologies across Azure, AWS, and hybrid architectures. Competitive day rate and long-term More ❯
london (city of london), south east england, united kingdom
83zero
ll Be Doing Develop and execute a modern technology strategy aligned to business and client goals. Oversee the delivery and optimisation of multi-client environments across Windows, Linux, Azure, AWS, and on-premise infrastructure. Lead, mentor, and develop talented technology teams to deliver operational excellence. Act as senior escalation point for complex technical issues. Drive continuous improvement in service delivery … Looking For Strong background within IT Managed Services or technology consultancy environments. Proven leadership experience shaping and executing technology strategy. Hands-on experience with Windows & Linux administration , Azure and AWS . Sound understanding of security frameworks (ISO 27001, GDPR) and ITIL principles. Knowledge of automation tools (PowerShell, Bash, Terraform, Ansible). Excellent stakeholder management, communication, and mentoring skills. Experience delivering … cloud migrations , hybrid infrastructure , or endpoint modernisation projects . Relevant certifications (e.g., Azure/AWS Architect, ITIL, CISSP/CISM) highly desirable. Why Join Opportunity to lead technology direction for a global enterprise environment. Collaborative, high-trust culture focused on innovation and improvement. Work with cutting-edge technologies across Azure, AWS, and hybrid architectures. Competitive day rate and long-term More ❯
driving technical excellence while staying hands-on. Collaborate with internal infra/platform teams to align capabilities and avoid duplication. Design and implement secure, cost-aware, scalable systems using AWSservices and Kubernetes. Mentor junior engineers and set best practices for AI/ML infrastructure. Influence across organisational boundaries and champion modern engineering trends. Stay ahead of the curve in … Generative AI, ML infrastructure, and cloud-native tooling. Tech Stack Programming: Python (Java familiarity is a plus). AWS: S3, Kinesis, Glue, Lambda, Step Functions, SageMaker, and more. On-Prem: Managed Kubernetes Platform and Hadoop ecosystem. Why This Role is Different Direct Impact: Build AI tools that traders and quants use daily to optimize strategies. Creative Freedom: Open collaboration and … or infra roles. Strong programming skills in Python; passion for code quality and testing. Demonstrable experience applying GenAI concepts to front-office/capital market environments. Deep experience with AWSservices (S3, Glue, Kinesis, Lambda, ECS, IAM, KMS, API Gateway, Step Functions, MSK, CloudFormation). Passion for being hands-on while enabling and growing a small engineering team. Nice to More ❯
london (city of london), south east england, united kingdom
Caspian One
driving technical excellence while staying hands-on. Collaborate with internal infra/platform teams to align capabilities and avoid duplication. Design and implement secure, cost-aware, scalable systems using AWSservices and Kubernetes. Mentor junior engineers and set best practices for AI/ML infrastructure. Influence across organisational boundaries and champion modern engineering trends. Stay ahead of the curve in … Generative AI, ML infrastructure, and cloud-native tooling. Tech Stack Programming: Python (Java familiarity is a plus). AWS: S3, Kinesis, Glue, Lambda, Step Functions, SageMaker, and more. On-Prem: Managed Kubernetes Platform and Hadoop ecosystem. Why This Role is Different Direct Impact: Build AI tools that traders and quants use daily to optimize strategies. Creative Freedom: Open collaboration and … or infra roles. Strong programming skills in Python; passion for code quality and testing. Demonstrable experience applying GenAI concepts to front-office/capital market environments. Deep experience with AWSservices (S3, Glue, Kinesis, Lambda, ECS, IAM, KMS, API Gateway, Step Functions, MSK, CloudFormation). Passion for being hands-on while enabling and growing a small engineering team. Nice to More ❯
Currently, the stack is around 70% Typescript, 30% Rust but fluid. Requirements Strong Typescript experience (3+ Years) Interest in learning Rust — no prior experience required SQL experience Cloud experience (AWS preferred) Willingness to work 4 days onsite in London Comfort with cloud/infrastructure technologies (e.g. Kubernetes, Docker, AWS/GCP) Experience in early-stage or startup environments is a More ❯
london (city of london), south east england, united kingdom
Realm
Currently, the stack is around 70% Typescript, 30% Rust but fluid. Requirements Strong Typescript experience (3+ Years) Interest in learning Rust — no prior experience required SQL experience Cloud experience (AWS preferred) Willingness to work 4 days onsite in London Comfort with cloud/infrastructure technologies (e.g. Kubernetes, Docker, AWS/GCP) Experience in early-stage or startup environments is a More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Fynity
design solutions using the most appropriate technologies, deploying final implementations on AWS. You’ll bring hands-on depth and knowledge in: Languages: Python, PySpark, SQL Technologies: Spark, Airflow Cloud: AWS (API Gateway, Lambda, Redshift, Glue, CloudWatch, etc.) Data Pipelines: Designing and building modern, cloud-native pipelines using AWSservices In addition, you will require strong leadership skills and excellent communication More ❯
in Python, contributing to the end to end software development process Ability to contribute in areas such as DevOps (Kubernetes) and Front end development (ReactJS modifications) Experience working with AWS Experience influencing the architecture and design of applications Tech Stack - Python, ReactJS, Kubernetes, APi's, websockets, AWS Contract Python Fullstack Software Engineer | £600-£800/day IR35 Exempt More ❯
london (city of london), south east england, united kingdom
Burns Sheehan
in Python, contributing to the end to end software development process Ability to contribute in areas such as DevOps (Kubernetes) and Front end development (ReactJS modifications) Experience working with AWS Experience influencing the architecture and design of applications Tech Stack - Python, ReactJS, Kubernetes, APi's, websockets, AWS Contract Python Fullstack Software Engineer | £600-£800/day IR35 Exempt More ❯
edge platform services for AI-driven trading. Collaborate with internal infra/platform teams to align capabilities and avoid duplication. Design and implement secure, cost-aware, scalable systems using AWSservices and Kubernetes. Contribute to best practices for AI/ML infrastructure and mentor junior engineers when needed. Work across organisational boundaries and champion modern engineering trends. Stay ahead of … the curve in Generative AI, ML infrastructure, and cloud-native tooling. Tech Stack Programming: Python (Java familiarity is a plus). AWS: S3, Kinesis, Glue, Lambda, Step Functions, SageMaker, and more. On-Prem: Managed Kubernetes Platform and Hadoop ecosystem. Why This Role is Dfferent Direct Impact: Build AI tools that traders and quants use daily to optimize strategies. Creative Freedom … roles. Strong programming skills in Python; passion for code quality and testing. Demonstrable experience applying Generative AI concepts (ideally in a front-office/capital market environment) Experience with AWSservices (S3, Glue, Kinesis, Lambda, ECS, IAM, KMS, API Gateway, Step Functions, MSK, CloudFormation). Experience working in a fast-paced front-office environment in either engineering or analytical roles. More ❯
london (city of london), south east england, united kingdom
Caspian One
edge platform services for AI-driven trading. Collaborate with internal infra/platform teams to align capabilities and avoid duplication. Design and implement secure, cost-aware, scalable systems using AWSservices and Kubernetes. Contribute to best practices for AI/ML infrastructure and mentor junior engineers when needed. Work across organisational boundaries and champion modern engineering trends. Stay ahead of … the curve in Generative AI, ML infrastructure, and cloud-native tooling. Tech Stack Programming: Python (Java familiarity is a plus). AWS: S3, Kinesis, Glue, Lambda, Step Functions, SageMaker, and more. On-Prem: Managed Kubernetes Platform and Hadoop ecosystem. Why This Role is Dfferent Direct Impact: Build AI tools that traders and quants use daily to optimize strategies. Creative Freedom … roles. Strong programming skills in Python; passion for code quality and testing. Demonstrable experience applying Generative AI concepts (ideally in a front-office/capital market environment) Experience with AWSservices (S3, Glue, Kinesis, Lambda, ECS, IAM, KMS, API Gateway, Step Functions, MSK, CloudFormation). Experience working in a fast-paced front-office environment in either engineering or analytical roles. More ❯
Solution/Enterprise architecture or related leadership roles. Banking domain experience is must Proven experience with architecture frameworks (e.g., TOGAF, Zachman). Strong understanding of cloud platforms (e.g., Azure, AWS, GCP), microservices, APIs, and data architecture. Excellent communication, leadership, and stakeholder management skills. Preferred Skills (Not mandatory) • Certification in TOGAF, AWS/Azure Architecture, or similar. • Experience in digital transformation More ❯
london (city of london), south east england, united kingdom
Capgemini
Solution/Enterprise architecture or related leadership roles. Banking domain experience is must Proven experience with architecture frameworks (e.g., TOGAF, Zachman). Strong understanding of cloud platforms (e.g., Azure, AWS, GCP), microservices, APIs, and data architecture. Excellent communication, leadership, and stakeholder management skills. Preferred Skills (Not mandatory) • Certification in TOGAF, AWS/Azure Architecture, or similar. • Experience in digital transformation More ❯
Bachelor's Degree in MIS, CIS, Cybersecurity or similar. At least five years of Security Operations. At least three years of Linux Administration. At least two years of Cloud (AWS or Azure) Administration. Must-Have Skills Linux and Windows OS. DNS. Certificate Management: Digicert, AppViewX. Experience with ticket management solutions: Dynamics 365, ServiceNow, Remedy, etc. Experience with PMO tools such … Sentinel). Configure and troubleshoot EDR/Microsoft Defender for Endpoint, vulnerability management, and threat detection systems, with focus on Linux OS. Azure Security Center and Office365 Compliance Portal. AWS and Azure (IAM, IaaS, PaaS). Knowledge in KQL queries in Sentinel and/or SPL in Splunk for developing use cases, dashboards, custom rules, custom parsers. Intermediate Understanding of … Understanding of network packet analysis using tools such as Wireshark and TCPDump. Collaboration and communication skills across multiple teams and businesses. Good-to-Have Skills Relevant certifications such as AWS Security Specialty, CISA, CISM, GIAC, Security+, or CISSP. Palo Alto Firewall, F5 LTM/GTM. Palo Alto Cortex suite of tools. Network technologies: switching, routing, wireless. PowerShell and Python Scripting. More ❯
london (city of london), south east england, united kingdom
Cantor Fitzgerald
Bachelor's Degree in MIS, CIS, Cybersecurity or similar. At least five years of Security Operations. At least three years of Linux Administration. At least two years of Cloud (AWS or Azure) Administration. Must-Have Skills Linux and Windows OS. DNS. Certificate Management: Digicert, AppViewX. Experience with ticket management solutions: Dynamics 365, ServiceNow, Remedy, etc. Experience with PMO tools such … Sentinel). Configure and troubleshoot EDR/Microsoft Defender for Endpoint, vulnerability management, and threat detection systems, with focus on Linux OS. Azure Security Center and Office365 Compliance Portal. AWS and Azure (IAM, IaaS, PaaS). Knowledge in KQL queries in Sentinel and/or SPL in Splunk for developing use cases, dashboards, custom rules, custom parsers. Intermediate Understanding of … Understanding of network packet analysis using tools such as Wireshark and TCPDump. Collaboration and communication skills across multiple teams and businesses. Good-to-Have Skills Relevant certifications such as AWS Security Specialty, CISA, CISM, GIAC, Security+, or CISSP. Palo Alto Firewall, F5 LTM/GTM. Palo Alto Cortex suite of tools. Network technologies: switching, routing, wireless. PowerShell and Python Scripting. More ❯
Full Stack Engineer (React Native, Node.js, AWS) Location: London, UK - Full Time, On-site. A well-funded fintech start-up is hiring for a Full-Stack Engineer to help craft both the experience and infrastructure that power their mission. Backed by top-tier investors with over $30 million raised to redefine fintech for underserved communities. The Role The company is … team, with a prominent focus on building out the mobile application in React Native, while moving fluidly across the stack to develop the NestJS backend services and manage the AWS infrastructure required to deliver a secure, seamless financial experience. What This Role Involves 📱 App Development: Building rich, accessible, and responsive front-end experiences, with a primary focus on React Native. … implementing, and maintaining scalable, secure applications across the entire stack using TypeScript and Node.js/NestJS. ☁️ Core Services & Infra: Developing backend services—from authentication to banking integrations—and utilizing AWS (ECS, RDS) and Docker. 🛡️ Technical Rigor: Balancing fast iteration with the high standards required in a regulated fintech environment, championing best practices in testing and observability. 🤝 Collaboration: Working closely with More ❯
london (city of london), south east england, united kingdom
Twelve
Full Stack Engineer (React Native, Node.js, AWS) Location: London, UK - Full Time, On-site. A well-funded fintech start-up is hiring for a Full-Stack Engineer to help craft both the experience and infrastructure that power their mission. Backed by top-tier investors with over $30 million raised to redefine fintech for underserved communities. The Role The company is … team, with a prominent focus on building out the mobile application in React Native, while moving fluidly across the stack to develop the NestJS backend services and manage the AWS infrastructure required to deliver a secure, seamless financial experience. What This Role Involves 📱 App Development: Building rich, accessible, and responsive front-end experiences, with a primary focus on React Native. … implementing, and maintaining scalable, secure applications across the entire stack using TypeScript and Node.js/NestJS. ☁️ Core Services & Infra: Developing backend services—from authentication to banking integrations—and utilizing AWS (ECS, RDS) and Docker. 🛡️ Technical Rigor: Balancing fast iteration with the high standards required in a regulated fintech environment, championing best practices in testing and observability. 🤝 Collaboration: Working closely with More ❯