Senior Engineer - MongoDB & AWS Serverless

Role Overview Legal & General is hiring a Senior Engineer with expertise in MongoDB and AWS Serverless. This position is based in London. The role focuses on building and improving solutions that support core business needs. What You Will Do Develop and maintain systems using MongoDB and AWS Serverless technologies Work closely with teams from different disciplines to improve data operations Uphold high standards for quality and performance in all deliverables

Role overview Version 1 is hiring a Senior AWS Engineer to design, build, and manage scalable cloud systems for a varied client base. This role focuses on delivering practical AWS solutions that support clients’ business goals and digital transformation. Locations Positions are available in London, Birmingham, Manchester, Newcastle upon Tyne, Edinburgh, and Belfast.

We are seeking an experienced Senior AWS Engineer to join our dynamic team at Version 1. In this pivotal role, you will leverage your expertise in Amazon Web Services to design, build, and maintain innovative cloud solutions that meet the needs of our clients. You will collaborate closely with cross-functional teams to ensure seamless integration of AWS services, enhancing operational efficiency and driving scalability.As a Senior AWS Engineer, you will also mentor junior engineers, contribute to architectural decisions, and stay updated with the latest industry trends. Your contributions will directly impact the success of our projects and the satisfaction of our clients.

Legal & General seeks a Senior Engineer with strong MongoDB skills to join the Data Operations team in London. The focus is on developing and supporting reliable database solutions that underpin the company’s data projects. Key responsibilities Design and implement MongoDB database systems tailored to business requirements Monitor and enhance database performance, resolving issues as they occur Ensure data integrity throughout various systems Collaborate with teams across the organization to advance data-driven projects and strategies Collaboration and impact This role involves frequent collaboration with colleagues from multiple disciplines. The goal is to strengthen how Legal & General uses data to guide decisions and support new initiatives.

Role overview As a Senior Infrastructure Engineer (AWS) at umed, the focus is on building and maintaining the company’s cloud infrastructure. This position is fully remote and supports the London-based team. The main responsibilities involve designing, implementing, and managing scalable environments within AWS. What you will do Design and implement AWS infrastructure to meet evolving business requirements Manage and fine-tune cloud services to ensure high reliability and strong performance Collaborate with teams across umed to keep services available and responsive Incorporate security and compliance best practices into all infrastructure work Location This is a remote position, supporting the team in London, England, United Kingdom.

Join our team as a Senior Data Engineer specializing in AWS!Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: PermanentAbout the RoleWe are seeking a talented Senior Data Engineer with expertise in AWS to be a key player in our dynamic team of engineering professionals. You will spearhead the design, construction, and deployment of innovative cloud-based data pipelines that drive transformative outcomes for Tier 1 financial services clients. Your contributions will significantly enhance data ingestion, transformation, and delivery at scale across the financial services landscape.Your ResponsibilitiesDesign and implement end-to-end data pipelines using AWS-native tools and cutting-edge data architectures.Collaborate closely with clients to gather requirements, craft tailored solutions, and deploy production-ready systems.Utilize AWS Well-Architected Principles to ensure your solutions are scalable, secure, and resilient.Lead the development of robust, thoroughly tested, and fault-tolerant data engineering solutions.Mentor junior engineers, fostering a culture of knowledge sharing and continuous learning within the team.What We Seek

With Intelligence, now a part of S&P Global, is at the forefront of revolutionizing data offerings for participants in alternatives and private markets. As a member of a global organization boasting over 35,000 employees, we possess the unique ability to understand intricate nuances while maintaining a wide-ranging perspective. We empower our clients to assess new investment opportunities within the capital and commodities markets, navigate the energy sector's expansion, harness the acceleration of artificial intelligence, and adapt to the evolving landscape of public and private markets. Our mission is to advance essential intelligence.We are embarking on an exciting phase of growth, with significant funding aimed at transforming us into a pioneering, data-centric platform that places information, automation, and insights at its core.To meet the escalating demands of a dynamic, data-driven organization, we are expanding our data capabilities. This role is an outstanding opportunity for an enthusiastic individual ready to make a tangible impact while engaging with cutting-edge tools and contributing to our data strategy across products and teams.Your ResponsibilitiesDesign, develop, and maintain scalable data architectures and ETL pipelines.Build and manage data models and data warehouse solutions utilizing Airflow, dbt, and Redshift.Write clean, efficient Python and SQL code for data processing and transformation.Integrate data from internal and third-party APIs and services.Optimize data pipelines for performance, scalability, and reliability.Collaborate with data scientists, analysts, and engineering teams to fulfill business requirements.Implement and uphold data security and compliance standards.Utilize version control systems (e.g., Git) to manage and maintain project codebases.Contribute to the ongoing enhancement of data processes and tooling across the organization.

Role OverviewAt Theodo, we are assembling a dynamic team of talented engineers who are passionate about producing exceptional code consistently while enhancing their technical skills. This position is ideal for individuals who excel at tackling complex technical challenges, learning from their exceptional colleagues, and diving deep into the code every day.As part of a high-performing team, you will engage with fast-paced, real-world client projects. This entails thoughtful collaboration, clear communication, and a proactive approach to overcoming obstacles, both for yourself and your teammates.We seek engineers who ask insightful questions, leverage their teammates' knowledge, and understand how to obtain the resources necessary to perform at their best.The Cloud Engineer Role involves building with AWS Serverless technologies. This is a client-facing role where you will participate in discussions and planning with our external clients, engaging in both technical and business-oriented conversations. While our primary stack consists of AWS Serverless and TypeScript, you will have the opportunity to gain experience with diverse methodologies and occasionally explore different technologies.

Join our dynamic team at MongoDB as a Senior Solutions Architect. In this pivotal role, you will leverage your extensive expertise to design and implement innovative solutions that meet the diverse needs of our clients. You will collaborate with cross-functional teams and provide technical guidance, ensuring the successful integration of our products within client environments.

Join our dynamic team at UBDS Group as an AWS Data Platform Engineer, where you’ll leverage your expertise to design, implement, and enhance AWS cloud infrastructure and CI/CD pipelines. This pivotal role emphasizes AWS-native data services, infrastructure automation, and orchestration to facilitate large-scale data operations.Key Responsibilities: Provision, manage, and optimize AWS data services: S3, Redshift, OpenSearch, Athena, Lambda, Glue, and Batch. Implement Infrastructure as Code (IaC) using Terraform. Manage orchestration workflows through Apache Airflow. Support and maintain CI/CD pipelines and version control with GitLab. Monitor core services including security file scanning for S3, data infrastructure access, and usage patterns. Oversee infrastructure supporting Data Engineering workflows, focusing on disaster recovery and performance enhancements. Collaborate with Data Engineering, SRE, and Security teams to ensure secure and efficient data operations. Diagnose and resolve incidents related to AWS data infrastructure. Participate in documentation and process improvements. Manage access and Role-Based Access Control (RBAC). Requirements: Demonstrated hands-on experience with AWS native data services such as S3, Redshift, OpenSearch, Athena, Lambda, Glue, Batch, Step Function, SQS, CloudWatch, CloudTrail, and EMR. Proficient in using Terraform for Infrastructure as Code. Experience with Airflow for DAG orchestration and monitoring. Familiarity with YAML for CI/CD pipelines (e.g., GitLab CI/CD, GitHub Actions). Proficient in Python, SQL, and Bash for automation, querying, and troubleshooting. Strong understanding of AWS Security best practices, IAM policies, and RBAC. Knowledge of AWS Networking and VPC. Experience with containerization technologies such as Docker. Experience with Disaster Recovery, backups, and snapshots. Desirable Skills: Familiarity with AWS Neptune and EKS. Experience with Jira Service Desk. Experience in supporting Data Engineers. Consulting experience is a plus. Ability to produce README and Confluence documentation. Soft Skills: Exceptional problem-solving and troubleshooting abilities. Able to thrive in an Agile environment. Skilled in stakeholder management. Excellent communication and collaboration skills. Benefits:At UBDS Group, we pride ourselves on being a forward-thinking organization that nurtures talent and encourages growth. Join us to be part of innovative projects that shape the future of data.

We are seeking a talented and motivated Mid-Level AWS Data Engineer to join our dynamic team at Capco in London. As a key player in our data engineering initiatives, you will work on cutting-edge projects that leverage AWS technologies to transform data into actionable insights. You will collaborate with cross-functional teams to design and implement robust data pipelines, ensuring data integrity and accessibility.

Join Cloudscaler as an AWS Cloud Engineer!Location: London, UKAt Cloudscaler, located in the heart of London, we proudly serve clients across the UK. This role requires some travel to customer sites, varying by client, with potential onsite commitments of up to 3 days each week. Notably, one of our clients mandates an onsite presence in Bath once every two weeks.Salary: £45,000 - £70,000Security Clearance Requirements:Due to our collaborations with government entities, SC clearance is essential for our client-facing teams. While active SC clearance isn't required at the outset, candidates must be eligible to obtain it. Future roles may necessitate DV clearance, so a willingness to pursue this is a plus.Note: We can only accept applications from individuals based in the UK.About UsAt Cloudscaler, we specialize in AWS landing zones, cloud risk mitigation, and cloud operating models. As thought leaders, we partner with both public and private sector enterprises to help them fully leverage cloud technology.Why Join Us?We prioritize our people and believe that high-performance teams are forged through openness, collaboration, and trust. We offer ample opportunities for connection, idea sharing, and collaboration, both inside and outside of work. Our inclusive culture is bolstered by regular team socials, quarterly company days, and monthly town halls.Acknowledging that each team member brings unique skills and experiences, our tailored learning and development programs support individual growth, helping you navigate our transparent career pathways to meet your professional goals.What We’re Looking ForWe seek AWS Cloud Engineers with experience in AWS Landing Zones, who have hands-on experience in building, testing, packaging, deploying, and operating AWS platforms. An understanding of managing multi-tenant platforms and applying SRE principles is advantageous.

Join MongoDB's dynamic Regional Marketing team as a Senior Strategic Marketing Manager. In this influential role, you will spearhead the development and implementation of Account-Based Marketing (ABM) strategies tailored to some of our most significant and strategic UK accounts. Your efforts will play a crucial role in driving growth and contributing to the overall success of the company. As a Senior Strategic Marketing Manager, you will design and execute customized marketing plans for an assigned set of strategic accounts. Your initiatives will promote MongoDB's brand awareness, identify and cultivate new users and advocates, discover new business opportunities, accelerate deal cycles, and increase MongoDB's presence within these accounts. This position also entails increasing awareness and measurable acquisition success within London's startup and founder ecosystem, a critical focus area for MongoDB. The successful candidate will lead incremental programs as we broaden the MongoDB AI and digital-native focused initiatives into new markets. If you are a marketing professional with a passion for innovation, a knack for crafting and executing impactful strategies, and enjoy collaborating cross-functionally to achieve significant outcomes, we want to hear from you. This role reports directly to the Marketing Lead for Northern Europe. We encourage applications from talented and versatile marketing experts based in the UK, aligning with our hybrid work model.

Join Our Dynamic Team as a Senior AWS Platform EngineerLocation: London, UK (Hybrid – typically ~1 day per week on-site)Contract Type: Permanent, Full-timeSalary Package: £75,000 – £90,000 + 10% Bonus + 10% Equity + Additional BenefitsAbout AppviaAt Appvia, we specialize in cloud and platform engineering consultancy, empowering organizations to effectively build, secure, and scale their operations in the cloud. We collaborate with both public and private sector clients to craft cutting-edge cloud platforms, integrate robust engineering practices, and accelerate software delivery.Our expertise lies in platform engineering, DevOps, automation, and cloud-native solutions, establishing a balance between developer agility, security, resilience, and governance.Role OverviewAs a Senior AWS Platform Engineer, you will play an integral role in our platform engineering projects, taking a hands-on approach in designing, building, and managing secure and scalable AWS environments. This position is perfect for an experienced engineer who thrives on tackling intricate technical challenges and collaborating closely with development teams to enhance cloud platforms and delivery pipelines. You will work within multidisciplinary teams, supporting application and platform workloads while guiding customers in adopting modern DevOps and platform engineering methodologies.Your responsibilities will include leading technical deliveries, contributing to solution design, and mentoring junior engineers through knowledge sharing.Interview Process - 4 StagesInitial discussion with Talent AcquisitionTechnical assessment paired with an Engineering team memberIn-depth technical interview with Practice LeadershipFinal competency-based interview with Engineering LeadershipImportant NoteTo be considered for this role, you must either possess an active SC clearance or be eligible for SC, which requires:British Passport or Indefinite Leave to RemainResidence in the UK for at least the last 5 yearsNo criminal convictionsNo financial irregularitiesCandidate ProfileYou are a proficient AWS engineer with a strong background in cloud-native infrastructure and DevOps, comfortable in client-facing environments and directly contributing to project delivery. You will offer:Demonstrable experience in building and operating AWS platformsA comprehensive understanding of modern CI/CD and automation practicesConfidence in collaborating with engineers, architects, and project leadsA pragmatic mindset towards enhancing reliability, security, and developer experienceKey ResponsibilitiesDesign, build, and maintain secure AWS platformsCollaborate with cross-functional teams to deliver high-quality solutionsMentor and guide junior engineersContinuously improve and optimize platform performance

Join Aircall, a leading unicorn in the realm of AI-driven customer communications. Serving over 22,000 businesses globally, we are revolutionizing how customer interactions occur by integrating voice, SMS, WhatsApp, and AI into a unified workspace.Our approach is simple yet profound: we empower teams to work smarter. With innovations like our AI Voice Agent automating routine calls, AI Assist making post-call tasks efficient, and AI Assist Pro offering real-time support, we are driving higher revenues and enabling faster resolutions, allowing teams to scale confidently.Based in Paris, our European headquarters, we also have a strong presence in North America with our Seattle office, alongside teams located in Madrid, Berlin, San Francisco, New York City, Sydney, and Mexico City. Our product is beloved by customers and our business is rapidly expanding, supported by top-tier investors and propelled by swift AI advancements.At Aircall, you will be part of a dynamic, ambitious, and product-focused organization. We prioritize rapid decision-making, tangible results, and real growth, fostering a culture where every team member can make a significant impact.Our Work Culture: We are deeply customer-focused, data-oriented, and committed to achieving meaningful results. Emphasis is placed on ownership, continuous learning, and thoughtful execution. If you thrive in a collaborative and fast-paced environment where trust and impact are paramount, you will find your place with us.As an Infrastructure Engineer, your primary responsibility will be the management and operation of our AWS Cloud Infrastructure. Collaboration with peers and business teams is essential, and having hands-on experience with AWS is a prerequisite.

OpenAI is hiring a Partner AI Deployment Engineer in London, UK, with a focus on AWS solutions. This role involves working alongside teams from various functions to bring advanced AI technologies to partner organizations. Responsibilities Collaborate with internal groups and external partners to integrate AI systems using AWS infrastructure. Tune and optimize the performance of AI deployments within partner environments. Offer technical support throughout and after deployment to maintain reliable operations. Requirements Proven experience with AWS services and architectures. Background in deploying and supporting AI or machine learning solutions. Comfort working with both technical and non-technical stakeholders in collaborative settings.

Legal & General is hiring an Engineering Manager to guide teams working with Java microservices and AWS in London. This role centers on leading software development efforts and supporting technical growth within the group. Role overview The Engineering Manager oversees development teams focused on Java microservices and AWS. Key responsibilities include ensuring technical quality, encouraging new ideas, and delivering reliable software solutions. Collaboration with cross-functional partners is essential to keep engineering work aligned with business needs. What you will do Lead and support development teams working with Java microservices and AWS Drive technical standards and best practices throughout the software development lifecycle Mentor engineers and help foster a culture of learning and innovation Coordinate with other teams to ensure engineering projects meet business objectives Requirements Experience managing or leading software development teams Strong background in Java microservices and AWS Ability to align technical work with broader business goals Skilled at mentoring and developing team members

Join Our Team as a Senior Cloud Architect (AWS)Location: Central London – Hybrid. Our on-site requirements typically range from 1-2 days per week, with some clients necessitating up to 4 days per week on-site.Salary: £120,000-£140,000SC Clearance Requirements: As we collaborate with various government bodies, SC clearance is essential for our client-facing teams. While active SC clearance is not mandatory at the time of application, candidates must be eligible to obtain it. Future DV clearance may also be required, so a willingness to pursue this is a plus.About UsAt cloudscaler, we specialize in AWS landing zones, cloud risk mitigation, and cloud operating models. As thought leaders, we partner with both public and private sector enterprises to help them fully leverage the power of the cloud.Why Join Us?We prioritize our people, fostering high-performing teams through openness, collaboration, and trust. Opportunities abound for both professional and personal development, including team socials, quarterly company days, and monthly 'town halls'.We appreciate that each individual brings unique skills and experiences, which is why our learning and development opportunities are tailored to each person. This ensures you can progress through transparent career pathways and achieve your professional ambitions.What We’re Looking ForWe seek AWS Cloud Architects with extensive knowledge of landing zones, specifically in designing and operating enterprise-scale solutions. A solid understanding of the security risks associated with AWS workloads and best practices for risk mitigation is crucial. As thought leaders, our Architects should possess strong opinions concerning Infrastructure as Code (IaC) structure and modularization, controls and guardrails, and scalable Cloud solutions.What You'll Be DoingYou will collaborate closely with key stakeholders to design and govern significant cloud workloads. Your responsibilities will include defining the infrastructure, network, security design, and platform tooling services.

LemFi (Series B) is on a mission to revolutionize financial services for the Global South.Relocating to a new country should not mean starting from square one. Our dedicated team of over 400 professionals across 20+ countries is crafting a financial ecosystem designed to empower immigrants to maintain connections to their home countries, establish stability, and build wealth, irrespective of their origin or current residence.What started as a platform for swift and affordable remittances is now transforming into a comprehensive solution for multi-currency accounts, seamless payments, credit options, and long-term financial prosperity.With millions of users worldwide, we facilitate over $1 billion in transactions monthly across 30+ countries, demonstrating that financial opportunities should transcend borders.Your RoleAs a Senior Platform Engineer at LemFi, you will play a crucial role in designing, building, and enhancing the cloud infrastructure that enables global money transfers at scale.Your objective is to develop a secure, scalable, and cost-efficient AWS cloud platform that empowers engineers to deploy solutions rapidly while adhering to the operational and regulatory standards expected of a leading fintech organization.Beyond mere infrastructure maintenance, you will create a self-service internal cloud platform that boosts reliability, fortifies security, and ensures our systems are resilient as we manage billions in global transactions.How You'll Make an ImpactDesign and scale robust AWS infrastructure with an emphasis on reliability, security, and cost-efficiency.Develop and uphold Infrastructure as Code (Terraform / CloudFormation) ensuring that modifications are auditable and reproducible.Enhance our observability features (monitoring, logging, alerting, tracing) and fortify SLO-driven reliability.Advance our CI/CD pipelines and contribute to the development of our Internal Developer Platform.Assist in incident response, disaster recovery, and compliance with standards such as GDPR, PCI DSS, SOC2, DORA, ISO27001.Who You AreOwnership-driven — you take initiatives from design through to production.Proactive and innovative — always looking for ways to enhance processes and systems.

Abound is changing how consumer lending works in the UK and beyond. By combining advanced AI with Open Banking data, the company looks at a person’s complete financial situation, not just a credit score, to make lending decisions that are fairer and more accurate. Since launch, Abound has issued over £1.3bn in loans, with a credit performance that outpaces industry averages. The company became profitable within 2.5 years and has backing from major investors, including Citi and Deutsche Bank. With over £2bn in funding, Abound is recognized as one of Europe’s fastest-growing fintechs. Role overview This Senior Security Engineer position is based in London and sits within the Platform team. The role blends DevSecOps responsibilities, serving as a bridge between product engineering and Corporate IT. As a hands-on contributor, the Senior Security Engineer critically reviews security architecture across both production and internal IT environments. During the first 6 to 12 months, the focus will be on designing and implementing next-generation cloud security architecture in AWS and GCP. The role also involves building and maturing internal SOC capabilities, particularly around detection and response. What you will do Manage Microsoft Sentinel to strengthen SIEM/SOAR capabilities Automate RBAC for identity and access management across AWS, Microsoft Entra, and internal systems Embed security controls into GitLab CI/CD pipelines, including scanning, infrastructure-as-code reviews, and automated policy enforcement Support a shift-left approach by integrating security throughout the software development lifecycle Technology stack Cloud & Compute: AWS, ECS Fargate, Aurora, Lambda, GCP Data Lake: S3, DMS, Glue Security & Identity: Microsoft Defender (XDR), Microsoft Sentinel (SIEM/SOAR), Defender for Cloud (CSPM), Microsoft 365, Entra, Intune Cloud Security Tooling: GuardDuty, Security Hub, Inspector, Security Command Center Code & Infrastructure: Terraform, GitLab CI/CD