1 to 25 of 34 Open Source Jobs in East London

Hands-on experience with: · Developing data pipelines (Snowflake), writing complex SQL queries. · Building ETL/ELT/data pipelines. · Kubernetes and Linux containers (e.g., Docker). · Related/complementary open-source software platforms and languages (e.g., Scala, Python, Java, Linux). · Experience with both relational (RDBMS) and non-relational databases. · Analytical and problem-solving skills applied to big More ❯

your team to success and leading by example. What Youll Be Doing Design and Develop: Build and support automation or performance test frameworks using the most appropriate solutions. Whether open source or commercial, or a combination . Collaborate with Clients: Work closely with clients to understand their requirements and create tailored QA strategies. Provide Expert Insights: Conduct technical More ❯

Key Responsibilities: Lead the design and implementation of cloud-native solutions using AWS services. Architect scalable, secure, and resilient applications using microservices and containerisation technologies. Champion the use of open-source frameworks and API-centric architecture to enable interoperability and reuse. Work closely with development, security, and operations teams to align on best practices and design standards. Contribute … or SAFe. Apply domain-driven design principles and event sourcing patterns in application development. Skills & Experience: Proven expertise in delivering AWS-based solutions in secure environments. Strong understanding of open-source technologies and frameworks. Experience with microservice architecture, containerisation (e.g., Docker, Kubernetes), and event-driven systems. Familiarity with structured architecture methodologies (e.g., TOGAF, SAFe). Ability to communicate More ❯

software development. This is a unique opportunity to blend practical software engineering with AI research. What does day-to-day look like: Analyze and triage GitHub issues across trending open-source libraries. Set up and configure code repositories, including Dockerization and environment setup. Evaluating unit test coverage and quality. Modify and run codebases locally to assess LLM performance … with Git, Docker, and basic software pipeline setup. Ability to understand and navigate complex codebases. Comfortable running, modifying, and testing real-world projects locally. Experience contributing to or evaluating open-source projects is a plus. Note: Experience working with well-maintained, widely-used repositories (500+ stars) is required. Nice to Have: Previous participation in LLM research or evaluation More ❯

software development. This is a unique opportunity to blend practical software engineering with AI research. What does day-to-day look like: Analyze and triage GitHub issues across trending open-source libraries. Set up and configure code repositories, including Dockerization and environment setup. Evaluating unit test coverage and quality. Modify and run codebases locally to assess LLM performance … with Git, Docker, and basic software pipeline setup. Ability to understand and navigate complex codebases. Comfortable running, modifying, and testing real-world projects locally. Experience contributing to or evaluating open-source projects is a plus. Note: Experience working with well-maintained, widely-used repositories (500+ stars) is required. Nice to Have: Previous participation in LLM research or evaluation More ❯

AKS, Azure DevOps, storage, networking) Languages: Java (API/tooling), Bash, YAML, Go (optional) CI/CD: GitHub Actions, Argo CD, Terraform, Concourse (legacy) Observability: Datadog, custom metrics ingestion Source Control: GitHub Enterprise Orchestration: Kubernetes (Helm-based), Argo CD, Terraform What You’ll Bring: Deep experience designing and maintaining Azure-based infrastructure at scale. Solid engineering skills in Java … response in production environments. Nice to Have: Background in financial services, trading infrastructure, or regulated environments. Experience with GitHub Enterprise, Argo CD patterns, or Kubernetes policy enforcement. Contributions to open-source tooling in CI/CD, observability, or platform engineering. This is a hands-on, high-leverage role for engineers who want to build resilient systems and own More ❯

capabilities of the entire engineering team. Influencing Future Direction: Contributing to architectural discussions, evaluating emerging technologies, and shaping the future technical direction. What They're Seeking: The team is open to both experienced senior engineers and promising mid-level candidates. Ideal applicants will possess: A profound understanding of backend fundamentals, including queues, databases, message brokers, event-driven architectures, and … and typical fintech/compliance requirements. A results-oriented mindset, focused on continuous delivery, iteration, and improvement. Desirable Attributes: Prior experience in fintech or payments (e.g., with PCI, PSD2, Open Banking standards). Hands-on experience with serverless, event-sourcing, or CQRS patterns. Contributions to open-source projects or technical publications. Experience in mentoring engineers or leading More ❯

Desirable Certificate, familiarity or experience with AWS (EC2s, ECS, S3s, RDS, Cognito, etc) Experience of teaching/mentoring junior developers Github track record in contributions to repositories (private or open source) Experience with Jira Nice To Have Knowledge, experience or familiarity with frontend tech (HTML, CSS, JS/TS) Some proficiency in frontend languages or frameworks (eg. React More ❯

solve complex data modeling challenges for financial products, transactions, and regulatory reporting. Building, testing, and releasing data models for Securities, Derivatives, Commodities, and FX. Modeling business products with our open-source Rune language and building client solutions using our Rosetta SDK, tools, and code generators. Owning release planning and management, including documentation and production deployments. Troubleshooting and resolving More ❯

development in the D365 and broader cloud technology space. Preferred Qualifications Understanding of key finance and supply chain processes (e.g., procure-to-pay, order-to-cash). Contributions to open-source projects, technical blogs, or the broader Dynamics 365 community. Familiarity with Azure services and cloud-native design principles. Agile and DevOps experience in a production environment. Microsoft More ❯

scaling and optimising storage systems that support critical research and trading workloads. This role offers the opportunity to work on innovative, high-impact projects at the intersection of cloud, open-source, and high-performance computing. The Role: Design and develop scalable data orchestration services across cloud and on-prem environments. Create unified platform abstractions to streamline data access … across diverse storage technologies. Integrate open-source and vendor storage solutions through rapid prototyping and engineering. Optimise storage performance and efficiency across large-scale infrastructure. Collaborate across engineering functions to deliver robust end-to-end platform capabilities. Own operational responsibilities: troubleshooting, performance tuning, and user support. Your Background: 5+ years' development experience with a degree in Computer Science … complex backend systems at scale. Experience with Elasticsearch, Prometheus, Grafana and/or Datadog. Exposure either AWS or GCP plus IaC, (Terraform or similar) would be beneficial. Knowledge with open-source storage tools (Ceph, Minio, JuiceFS or Fuse) and familiarity with high-performance data transport protocols (RDMA, GPUDirect, DPDK) would be well received. This is a chance to More ❯

lead on creating software components for our current and future products. You will contribute to the designing, developing and testing new solutions as well as understanding and contributing to open-source projects. On top of this, you’ll get to work on newly funded and very exciting R&D projects, building prototype solutions for our next products. Engineers … features and products Develop automated tests for Everfox hardware, based on Python and pytest Perform manual tests on Everfox hardware considering functional and performance angles Maintenance of 3rd party open-source projects such as Linux kernel, Yocto and AOSP Security reviews and patching Upstreaming of bugfixes Port latest upstream versions to Everfox BSPs Continuous improvement and innovation Continuous More ❯

Data Factory, Synapse, Databricks, etc.) Data integration experience across formats and platforms Strong communication and data literacy Nice to Have: Commodities/trading background Experience with data lakes and open-source data tools Familiarity with governance frameworks (OPA, Ranger More ❯

/ASIC projects from inception to completion. Drive the creation of productivity tools and enhance RTL design workflows. Keep up to date with the latest developments in hardware and open-source FPGA tools. Expand your skills in finance while growing as a specialist in FPGA engineering. Qualifications: Bachelor’s or Master’s degree in Electrical Engineering, Computer Science More ❯

platforms Contribute to core integration layers alongside R&D and codec development teams (C/C++) Support media tool integrations and optimize for performance and compatibility Collaborate with the open-source community: Submit upstream improvements Assist external partners integrating similar technologies Participate in Agile development processes: Sprint planning, team stand-ups, and technical reviews Required Skills & Experience Degree More ❯

Excellent communication skills—you can explain complex ideas clearly to both technical and non-technical audiences. Bonus Points For Experience with RAG pipelines and improving retrieval performance. Contributions to open-source AI projects. A portfolio of AI-powered products or prototypes you’ve helped bring to life. Why You’ll Love It Here Work on meaningful AI applications More ❯

Quality Assurance of delivered products to meet high technical standards. Troubleshoot, debug and upgrade existing systems Contribution to software architecture. Documenting code and architecture clearly and notifying of any open source elements incorporated. Skills Required Positive can-do attitude. Market leading software development ability. Software skills: AWS, PostgreSQL, MongoDB or related databases, Javascript, Node/Next.JS, React Native. More ❯

environment. Bonus Points: Experience with AWS Bedrock, AWS OpenSearch and or Azure ML Studio, Azure AI Foundry. Experience with Serverless Architectures in Azure/AWS/GCP. Experience with open-source LLMs or Small Language Models (SLMs). Experience with front-end development using vanilla javascript or javascript/typescript frameworks. Experience with OOP and SOLID principles What More ❯

file systems, simulations, and toolchains Bonus: interest or experience in robotics, mechanical/aerospace workflows, or simulation environments A history of high-agency contributions — student teams, startup side projects, open source, or technical competitions Logistics & Perks Hybrid: 3–4 days/week in their Hoxton office (London) Competitive salary (we're talking top 0.01% of the market here More ❯

able to turn millions of simulation samples into one decisive slide. Bachelor’s+ in EE, CS, Physics, Applied Maths or related; advanced degree preferred but not required. Personal or open-source projects in simulators, ML kernels, or performance analysis are a significant plus. Compensation & Benefits Competitive salary and stock options in a rapidly growing AI company. Based in More ❯

extend systems like DataFusion, ClickHouse, and DuckDB Design low-latency pipelines for analytical workloads Collaborate with product and platform teams to expose these capabilities via modern APIs Contribute to open-source projects and shape the future of their internal engine You’ll Be a Great Fit If You: Have experience with Rust/C/C++ or systems … level languages Have worked with or contributed to analytical databases like ClickHouse, DuckDB, or DataFusion Understand memory management, file formats, and query execution pipelines Are passionate about open-source and care about software craftsmanship Thrive in a startup environment Want to help reinvent how data is queried, streamed, and embedded? Click Apply now or send your CV to More ❯

is to empower the next generation of AI systems to reason about and work with real-world software repositories. You’ll be working at the intersection of software engineering, open-source ecosystems, and frontier AI. Project Overview We're building high-quality evaluation and training datasets to improve how Large Language Models (LLMs) interact with realistic software engineering … using a human-in-the-loop process. Why This Role Is Unique Collaborate directly with AI researchers shaping the future of AI-powered software development. Work with high-impact open-source projects and evaluate how LLMs perform on real bugs, issues, and developer tasks. Influence dataset design that will train and benchmark next-gen LLMs. What does day More ❯

is to empower the next generation of AI systems to reason about and work with real-world software repositories. You’ll be working at the intersection of software engineering, open-source ecosystems, and frontier AI. Project Overview We're building high-quality evaluation and training datasets to improve how Large Language Models (LLMs) interact with realistic software engineering … using a human-in-the-loop process. Why This Role Is Unique Collaborate directly with AI researchers shaping the future of AI-powered software development. Work with high-impact open-source projects and evaluate how LLMs perform on real bugs, issues, and developer tasks. Influence dataset design that will train and benchmark next-gen LLMs. What does day More ❯

which has enabled them to solve the most complex challenges and grow rapidly. They operate in multiple languages and are the first trading firm of their kind to embrace open-source software. They are currently looking for a Python Specialist with Front Office experience and specific knowledge in Risk, Pricing, Volatility. A high-quality STEM degree alongside a More ❯

practical ITIL experience. Working knowledge of Agile methodologies and third-party vendor management. Analytical capabilities to assess and optimize product and process performance. Experience with cloud-based technologies and open-source tools. Exposure to market data feeds (e.g., FIS Market Maps Energy). If interested reach out to Javed Hussain on More ❯