826 to 850 of 923 AWS Jobs in the City of London

Java Developer – upto £140k plus shares Java21, Springboot, Microservices, TDD, AWS A well-funded, product-led tech startup is building a next-generation financial platform designed to serve millions across emerging markets. Their mission is to simplify access to stable, secure digital finance, enabling users to save, transact, and grow their money with confidence. We’re looking for x8 Java … deep experience in Java (17+), a strong grasp of distributed systems, and a passion for building infrastructure that performs under pressure. Tech stack includes: Java 21, Springboot, Microservices, TDD, AWS, React. This is a mostly remote role with one day a week in office, with flexible hours, competitive salaries, and the opportunity to shape a platform that’s expanding rapidly More ❯

treasury, and compliance workflows. Collaborate closely with traders and operations teams to deliver user-centric, high-performance applications. Contribute to the modernization of legacy systems by migrating infrastructure to AWS and Snowflake, improving scalability and maintainability. Develop solutions using C#, Python, SQL Server, and cloud-native tools, alongside modern UI frameworks such as React or Angular. Provide ongoing production support … developing and supporting Order Management (OMS) and Execution Management Systems (EMS). Strong proficiency in C# or Python, with advanced SQL and database design expertise. Hands-on experience with AWS, Snowflake, and modern software architecture. Solid grasp of data structures, concurrency, and memory management. Experience developing responsive, performant UIs using React, Angular, or Vue.js; familiarity with PowerBI or other BI More ❯

data and AI innovation needs. Data & AI Solution Design Lead the design and development of secure, high-performance data pipelines, data lakes, and AI platforms using modern cloud technologies (AWS, Azure, or GCP). Define architecture patterns for data ingestion, transformation, and AI model deployment aligned with data governance policies. Develop technical specifications and blueprints that support scalable AI development. … years of experience in IT architecture, data engineering, or software engineering, including 7+ years focused on data and AI architecture . Proven track record in cloud-based data platforms (AWS, Azure, or GCP). Strong expertise in data modeling, warehousing, integration, and governance . Hands-on experience with SQL/NoSQL databases , data security , and performance optimization . Strong understanding More ❯

you’ll be doing You will own and contribute to backend and ML infrastructure across a wide range of technical areas, including: Migrating our machine-learning training pipelines to AWS (currently running largely locally) Designing and implementing ML testing pipelines, including visualisation tools to assess model performance Building tooling to analyse spectral signals at specific parts of imagery, enabling better … driven engineering initiatives What you can bring Strong Python skills, including experience with data processing libraries (e.g. Numpy, Pandas). Bonus: RasterIO or other geospatial tooling experience. Experience with AWS and containerised environments (Docker). Familiarity with backend frameworks (FastAPI, Flask, or Django). Experience working with data pipelines, ML workflows, or MLOps-style environments. Ideally some experience with TypeScript More ❯

and prominent angel investors, giving them a solid two-year runway and plans for another upcoming raise. The founding team includes senior engineers and researchers from Meta, Google, and AWS , each with deep experience training and deploying large-scale models. Their mission is simple but ambitious: to develop the next generation of language and multimodal foundation models and systems capable … DPO, or alignment optimisation). Solid software engineering fundamentals - version control, CI/CD, and production-grade model deployment. Experience working in cloud-native or high-performance compute environments (AWS, GCP, Docker, Kubernetes). A curiosity for foundational research and a desire to work on systems that push beyond the current limits of LLMs. Why Join Be part of a More ❯

Title: Software Engineer (Fullstack) Salary/Package: £70k-£90k + Equity Company Sector: Fintech (Sustainability) Tech: TypeScript, Node, React, Next, GraphQL Location: Central London (London Bridge/Bank) WFH/Hybrid: 3 days a week on site Bounce are partnering More ❯

Do you have 3-5 years experience and are looking for your next challenge? Have you been developing with Core Java without the use of frameworks? Mid Java Developer – Leading FinTech Location – hybrid in London 3 days a week Salary More ❯

Staff Software Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £160,000 plus excellent stock options London – 2 days a week Next.js | React | Typescript | Node | Python Are you a product-focused Staff Software Engineer who enjoys autonomy More ❯

DevOps Engineer - AWS Initial 6-month Contract Role 2 days a week in London office £340 - £350, Inside IR35 We're looking for a DevOps Engineer with AWS expertise; the ideal candidate will have a strong background in cloud-native technologies, DevOps tools, and secure development. This role involves hands-on platform maintenance and regular updates across GitHub and related More ❯

Java Developer - £100,000 - £140,000 – London/Hybrid Java 21 | Microservices | Spring boot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL | Are you a Java Developer who wants to have a voice within the team? Maybe you want to join a fast growing company with lots of progression. If so I have a role for you. Opus have … high performing back end systems. The sort of projects you will be involved in is building API’s , developing microservices and upgrading existing systems. Experience needed – Java 21 TDD AWS They’re also looking for people who have worked within a fast paced Startup/scaleup company. What is in it for you? Hybrid working(1-2 days a week … you’re interested please apply or send your CV to adam.holmes@opusrs.com to apply. Sponsorship isn’t available. Java 21 | Microservices | Spring boot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL More ❯

Application Support Analyst 🧑 💻 – Python/PowerShell, SQL & AWS 🛠 | £85,000 per annum 💷 | London 📍 An established Asset Manager is seeking a proactive Application Support Analyst to join their Front Office technology function. This is a hands-on role supporting business-critical trading and investment systems, where you’ll work closely with portfolio managers, traders, and cross-functional tech teams. You’ll … availability and reliability of trading applications—handling incident resolution, improving system performance, and contributing to the evolution of internal tooling. Strong technical skills in Python , SQL , and experience with AWS are essential. 🔍 Key Responsibilities: Provide front-line support for core trading and investment platforms Investigate and resolve real-time application issues, minimising disruption to the business Write and maintain Python … experience in an Application Support role within financial services, ideally asset management or trading Strong Python scripting skills (essential) Solid SQL knowledge for data investigation and reporting Familiarity with AWS cloud-based environments A deep understanding of the full trade lifecycle and investment operations Background in supporting mission-critical systems across Windows and Linux environments Knowledge of market data platforms More ❯

This is a fantastic opportunity to work as an AWS Platform Engineer on a long term contract for the NHS, inside IR35. It's important to note that this AWS Platform Engineer requires 2 days per week on site in Leeds city centre The key skills required for this AWS Platform Engineer role are: AWS Terraform Python If you do … have the relevant experience for this AWS Platform Engineer role, please do apply. More ❯

Senior Data Engineer - FinTech Unicorn - Python, SQL, DBT, Airflow, AWS/GCP OB have partnered with a UK FinTech Unicorn, who's Data function is undergoing rapid growth, and in-turn are looking to grow their Data team, with 2 highly skilled Data Engineers. You'll be working on shaping the companies Data function, driving Data best practices, and collaborate … with a variety of stakeholders to ensure the company are making Data driven decisions. Senior Data Engineer - FinTech Unicorn - Python, SQL, DBT, Airflow, AWS/GCP Tech Stack: Python & SQL DBT, AirFlow & BigQuery AWS/GCP ETL Pipelines Base salary of £90k-£115k depending on skills and experience Excellent overall package including a sizeable bonus and stock options Hybrid working … in Central London You must be UK based, and sadly sponsorship is unavailable Senior Data Engineer - FinTech Unicorn - Python, SQL, DBT, Airflow, AWS/GCP More ❯

Senior Data Engineer - FinTech Unicorn - Python, SQL, DBT, Airflow, AWS/GCP OB have partnered with a UK FinTech Unicorn, who's Data function is undergoing rapid growth, and in-turn are looking to grow their Data team, with 2 highly skilled Data Engineers. You'll be working on shaping the companies Data function, driving Data best practices, and collaborate … with a variety of stakeholders to ensure the company are making Data driven decisions. Senior Data Engineer - FinTech Unicorn - Python, SQL, DBT, Airflow, AWS/GCP Tech Stack: Python & SQL DBT, AirFlow & BigQuery AWS/GCP ETL Pipelines Base salary of £90k-£115k depending on skills and experience Excellent overall package including a sizeable bonus and stock options Hybrid working … in Central London with 1-2 days a week required You must be UK based, and sadly sponsorship is unavailable Senior Data Engineer - FinTech Unicorn - Python, SQL, DBT, Airflow, AWS/GCP More ❯

Windows | .Net | IIS | AWS | ECS | EC2 | CloudWatch | Cloudformation | Cloud Engineer | SRE | System Engineer | Amazon Web Services | Terraform | GCP Are you excited by getting into the corners of AWS Services? Are you looking for something that's genuinely REMOTE? I've just finished a meeting with a global WebApp that are leading in the APAC region for all ticketing services. Working … with the likes of Snoop Dogg, Manu United, and Liverpool - they host end to end solutions for events from beverages, to ticketing to event spaces. They're using AWS, ECS, Cloudformation and Windows OS with .Net on the backend and are looking for THREE... yes, THREE Cloud Engineers. With that, I want to speak to people looking for remote working … more or progressing then send over a CV to me on robin.shaw@opusrs.com or apply! Windows | .Net | IIS | AWS | ECS | EC2 | CloudWatch | Cloudformation | Cloud Engineer | SRE | System Engineer | Amazon Web Services | Terraform More ❯

in a unique hands-on opportunity within a focused, high-impact team. You’ll be at the forefront of data and cloud-native engineering, working with modern technologies across AWS, On-premise kubernetes, Python, and data pipelines, while engaging directly with key internal platforms and front-office business developers. If you are passionate about solving hard technical problems, staying current … with trends like AI Engineering, and want to make a difference in a globally respected financial institution, this role is for you. The successful AWS Data Engineer candidate will have the chance to make a significant impact in designing the platform and working on cutting-edge technologies like Databricks and Snowflake in the heart of a leading global Investment Banks … faced by all banks, working closely with various businesses and gaining an overview of many different sectors. What We’re Looking For 5 + years, hands-on experience in AWS data engineering technologies, including Glue, PySpark, Athena, Iceberg, Databricks, Lake Formation, and other standard data engineering tools. Strong experience engineering in a front-office/capital markets environment. Previous experience More ❯

Senior Software Engineer Node.js/AWS/React London (Hybrid, 3 days onsite) Are you the kind of Senior Software Engineer who enjoys taking something fast-and-scrappy and turning it into something scalable, elegant, and genuinely robust? This is a chance for a Senior Software Engineer to join a small, but ambitious tech-for-good/IoT startup based … towards cleaner, more maintainable code What were looking for: Strong hands-on experience with Node.js backend software development Comfortable working across or picking up other tech as needed ie AWS, React etc (If you have experience with AWS & React, that is a bonus) Enthusiasm for writing clean, tested, production-ready code Experience (or interest) in data-heavy systems, IoT, or More ❯

hands-on in engineering while also leading a focused, high-impact team. You’ll be at the forefront of data and cloud-native engineering, working with modern technologies across AWS, On-premise kubernetes, Python, and data pipelines, while engaging directly with key internal platforms and front-office business developers. If you are passionate about solving hard technical problems, staying current … with trends like AI Engineering, and want to make a difference in a globally respected financial institution, this role is for you. The successful Senior AWS Data Engineer candidate will have the chance to make a significant impact in designing the platform and working on cutting-edge technologies like Databricks and Snowflake in the heart of a leading global Investment … faced by all banks, working closely with various businesses and gaining an overview of many different sectors. What We’re Looking For 10 + years, hands-on experience in AWS data engineering technologies, including Glue, PySpark, Athena, Iceberg, Databricks, Lake Formation, and other standard data engineering tools. Strong experience engineering in a front-office/capital markets environment. Previous experience More ❯

hired internal FinOps team, including conducting upskilling sessions. Experience: Demonstrable experience in cloud financial management, particularly in cost optimisation and reduction. Technical Proficiency: Strong understanding of cloud platforms (Azure, AWS) and their cost management features, alongside proficiency in FinOps tools such as Azure Cost Advisor and AWS Cost Explorer. Cost Governance and Compliance: Experience in establishing and enforcing cloud cost … governance policies, ensuring compliance with financial regulations. Experience in recommending and selecting finops tools Experience with Reserved Instance purchasing across AWS/Azure Experience setting up a team to manage FinOps including necessary FinOps framworks Have acted as the point of contact for an organisation for FinOps queries and Responsibilities Must be SC Cleared Desirable: Experience with CloudHealth, Lucidity & Prosperops … Azure Cost Advisor and AWS Cost Explorer More ❯

Lead Data Engineer - Python, SQL, DBT, Airflow, BigQuery, AWS/GCP OB are partnered with a UK FinTech Unicorn, undergoing huge growth within their Data function, and are therefore looking for a Lead Data Engineer to join their Data team. This is a key role, where you'll be leading a team of up to 6 engineers, helping set the … direction, collaborating with a variety of stakeholders across the business, working on several exciting greenfield projects and scaling their data systems. Lead Data Engineer - Python, SQL, DBT, Airflow, BigQuery, AWS/GCP Key skills and experience: 2+ years of experience in a Leadership role Python/SQL DBT, BigQuery, Airflow AWS/GCP, Terraform Data warehousing ETL Hybrid working with … offices based in Central London Base salary of £120k-£140k + Bonus up to 15% and stock options Lead Data Engineer - Python, SQL, DBT, Airflow, BigQuery, AWS/GCP More ❯

Developer will help deliver a series of new modules and integrations as part of their Waste Brokerage Platform. You ll be working in a modern, cloud-hosted environment using AWS and microservices architecture . Tech Stack Backend: Golang (Go) Frontend: React, TailwindCSS Hosting/Infrastructure: AWS (microservices architecture) Other: REST APIs, CI/CD pipelines, version control (Git), Jira, agile … Module Scheduler for Recurring Events Customer Portal API Integration Rebate Management System Ensure seamless data integration between services via secure REST APIs. Deploy, test, and optimise services within the AWS environment. The Full-Stack Developer role in initially a 2-week contract role with potential extension. This role will be fully remote. Apply now to speak with VIQU IT in More ❯

technical teams to gather requirements and translate them into compelling data stories. Cleanse, profile, and model data using SQL, DBT, and Snowflake. Contribute to projects involving cloud data infrastructure (AWS preferred, especially S3; experience with other platforms also valued). Support the evolution of data processes - potential to get involved in broader SQL, DBT, and AWS financial data projects. What … Tableau Public profile. Advanced SQL skills; hands-on experience with Snowflake and DBT is a plus. Experience working with large datasets and performing data profiling and cleansing. Familiarity with AWS (especially S3; Lambda less important), or similar cloud platforms. Experience with IT asset management is a bonus. Excellent communication skills - able to engage confidently with stakeholders at all levels. Ability More ❯

Platform Engineer - PERMANENT Location : London Industry : Financial Services Salary : £115,000 + benefits + bonus Hybrid : In office 3 days per week If you’ve built and managed AWS environments at scale, this could be the perfect next step for you. Join a high-performing Platform Engineering team at a global brokerage based in London. You’ll need: 5+ years … of hands-on AWS experience Strong Terraform and Ansible skills Solid Python experience Proven background in DevOps practices Experience working in large-scale or financial services environments Learn More For more information, contact Maria Ciprini at Harrington Starr for a confidential conversation, or click "Apply" to start your application. More ❯

works. (Skill level: awareness) At this role level, you will: recognise opportunities to reuse existing data flows optimise the code to ensure processes perform optimally Tech Stack: Cloud: On AWS Infrastructure/Access Management: Using Terraform Data Platform: Snowflake Data Integration: Tool Fivetran Data Transformation Tool: DBT core Data Orchestration Tool: MWWA(Airflow managed by AWS) CI/CD Pipelines More ❯

to shape best practices in architecture, deployment, and continuous improvement. What You’ll Do Design and build scalable, maintainable backend services Use and advocate for modern Python frameworks and AWS tooling Collaborate with cross-functional teams (Product, Design, and more) Contribute to technical discussions, code reviews, and Agile ceremonies Continuously improve systems, tools, and processes What We’re Looking For … 5+ years proven experience as a Back End Engineer working primarily with Python Strong understanding of backend architecture, databases, and APIs AWS experience in production environments Passion for clean, reliable, and efficient code Collaborative mindset with strong communication skills Join a team that values impact, innovation, and collaboration - where your work helps shape meaningful digital experiences at scale. More ❯