london, south east england, united kingdom Hybrid/Remote Options
Crown Agents Bank
Description We are offering an exciting opportunity for a highly skilled and experienced Senior Cloud Architect to join our team. The successful candidate will architect and implement robust AWS-based systems that meet high standards for scalability, performance, and security for our Payments and Foreign Exchange (FX) business. This position requires a hands-on cloud architect with extensive … AWS expertise, capable of promoting best practices in infrastructure-as-code, security, and DevSecOps within a fast-paced financial technology environment, ensuring alignment with business goals and driving the innovation needed to maintain our competitive edge. Role Responsibilities: As a senior member of the Engineering and Architecture team, you will collaborate with development teams to design and implement … and guardrails to guide the design and development of solution architectures. Extensive experience with AWS core services such as AWS Organisations, S3, EC2, ECS, ECR, KMS, RDS, SQS, SNS, Lambda, VPC, IAM, API Gateway, etc. Solid understanding of AWS networking and security controls. Expertise in designing secure VPCs (subnets, routing, NACLs) and implementing More ❯
migration and modernisation programme. They are accountable for defining the end-to-end cloud strategy, shaping the Landing Zone architecture, and overseeing all technical designs and implementation across AWS infrastructure, security, identity, networking, migration planning, and EUC (Amazon WorkSpaces/Citrix modernisation). Key Responsibilities Act as the overall technical design authority, leading architectural governance, discovery, and strategy … definition. Develop the Target Architecture, Migration Roadmap, and a secure multi-account AWS Landing Zone aligned to public-sector and NCSC/CIS standards. Lead EUC modernisation across Amazon WorkSpaces/Citrix, ensuring strong identity, security, and compliance controls. Oversee migration planning and execution, including runbooks, pilot selection, AWS MGN/CloudEndure activity, and technical escalation. … 5+ years AWS in regulated sectors. Deep knowledge of: AWS Organisations, Control Tower, IAM, VPC, WorkSpaces, AppStream, FSLogix, AWS MGN, Terraform/CloudFormation, KMS, GuardDuty, CloudTrail, Entra ID. Strong stakeholder communication. Experience defining governance, stage-gate assurance. More ❯
migration and modernisation programme. They are accountable for defining the end-to-end cloud strategy, shaping the Landing Zone architecture, and overseeing all technical designs and implementation across AWS infrastructure, security, identity, networking, migration planning, and EUC (Amazon WorkSpaces/Citrix modernisation). Key Responsibilities Act as the overall technical design authority, leading architectural governance, discovery, and strategy … definition. Develop the Target Architecture, Migration Roadmap, and a secure multi-account AWS Landing Zone aligned to public-sector and NCSC/CIS standards. Lead EUC modernisation across Amazon WorkSpaces/Citrix, ensuring strong identity, security, and compliance controls. Oversee migration planning and execution, including runbooks, pilot selection, AWS MGN/CloudEndure activity, and technical escalation. … 5+ years AWS in regulated sectors. Deep knowledge of: AWS Organisations, Control Tower, IAM, VPC, WorkSpaces, AppStream, FSLogix, AWS MGN, Terraform/CloudFormation, KMS, GuardDuty, CloudTrail, Entra ID. Strong stakeholder communication. Experience defining governance, stage-gate assurance. More ❯
JSP490 MOD/GDS Secure by Design principles ISO 27001, NIST CSF, CIS Controls v8 HMG, NPSA, NCSC policies and guidance Cloud security (Azure, AWS), containerisation, KMS, WAFs Event-driven microservices, network infrastructure, IDS/IPS AI security (ISO42001 desirable), ITHC scoping and remediation Threat modelling (Kill Chain, attack trees), HLD/LLD reviews Certifications: SABSA, TOGAF … AWS/Azure Architect, CISSP, CISM. Working towards or holding CIISEC Full Membership or UK Cyber Security Council registration (Chartered/Principal). What's in it for You Flexible Working: Remote-first with expected travel to site 2-3 days per week. Career Development: Continuous learning and professional growth. Benefits Package: Includes Private Health Care, Cash Back More ❯
London, South East, England, United Kingdom Hybrid/Remote Options
Sanderson
JSP490 MOD/GDS Secure by Design principles ISO 27001, NIST CSF, CIS Controls v8 HMG, NPSA, NCSC policies and guidance Cloud security (Azure, AWS), containerisation, KMS, WAFs Event-driven microservices, network infrastructure, IDS/IPS AI security (ISO42001 desirable), ITHC scoping and remediation Threat modelling (Kill Chain, attack trees), HLD/LLD reviews Certifications: SABSA, TOGAF … AWS/Azure Architect, CISSP, CISM. Working towards or holding CIISEC Full Membership or UK Cyber Security Council registration (Chartered/Principal). What's in it for You Flexible Working: Remote-first with expected travel to site 2-3 days per week. Career Development: Continuous learning and professional growth. Benefits Package: Includes Private Health Care, Cash Back More ❯
leadership: A track record of guiding several engineering teams in the design, development, and operation of large, distributed platforms. Cloud-native expertise: Strong familiarity with cloud ecosystems, especially AWS and Kubernetes, including monitoring, deployment workflows, and cost-efficient operation. Exceptional communicator: Able to collaborate effectively across disciplines, engaging confidently with technical teams, product partners … and non-technical stakeholders. Technologies: Back-end: Java 21, Spring Boot, REST, Postgres/Jooq/Flyway, JUnit/TestContainers/Mockito, AWS (EC2, RDS, Cognito, S3, KMS), Containerization (Docker/kubernetes) Front-end: TypeScript, React, and Tailwind CSS Join a growing tech company thats redefining how complex industries connect and operate. Youll work with modern technologies More ❯
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 AWS services 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 … code quality and testing. Demonstrable experience applying GenAI concepts to front-office/capital market environments. Deep experience with AWS services (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 Have Experience with on-prem Hadoop and More ❯
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 AWS services 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 … code quality and testing. Demonstrable experience applying GenAI concepts to front-office/capital market environments. Deep experience with AWS services (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 Have Experience with on-prem Hadoop and More ❯
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 AWS services 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 … and testing. Demonstrable experience applying Generative AI concepts (ideally in a front-office/capital market environment) Experience with AWS services (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. Passion for being hands-on and contributing More ❯
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 AWS services 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 … and testing. Demonstrable experience applying Generative AI concepts (ideally in a front-office/capital market environment) Experience with AWS services (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. Passion for being hands-on and contributing More ❯
