networking, distributed systems, data structures, and consistency algorithms Java JDK 17+ Knowledge of the following is desirable: Data Serialization and Transport (gRPC, Shared Memory, Protobuf) Distributed Data Stores (MongoDB, ElasticSearch, Hadoop, CockroachDB) Designing APIs (well-crafted, supporting backwards compatibility) In-memory Data Stores (SQLite, RocksDB) Popular Java Frameworks (Spring, Hibernate More ❯
London, England, United Kingdom Hybrid / WFH Options
Hazelcast
networking, distributed systems, data structures, and consistency algorithms Java JDK 17+ Knowledge of the following is desirable: Data Serialization and Transport (gRPC, Shared Memory, Protobuf) Distributed Data Stores (MongoDB, ElasticSearch, Hadoop, CockroachDB) Designing APIs (well-crafted, supporting backwards compatibility) In-memory Data Stores (SQLite, RocksDB) Popular Java Frameworks (Spring, Hibernate More ❯
you’ll guide your team through the development of new interactive features and integrations with backend services using tools like gRPC Gateway and Protocol Buffers. You’ll ensure the team delivers high-quality code, fosters innovation, and contributes directly to the business’s success. Additionally you’ll oversee More ❯
London, England, United Kingdom Hybrid / WFH Options
ICE
own services. Our current technical stack includes: backend services with Scala Typelevel (Cats Effect and FS2), service communication via Kafka (Confluent Cloud) with versioned Protobuf schema, infrastructure automation with Pulumi (Typescript), our infrastructure is hosted at AWS (most used: ECS, S3, DynamoDB, Aurora), Github Actions for builds and workflow automation More ❯
for type-safe data access. Comfortable writing tests (JUnit, Testcontainers, MockMVC) and using code-coverage metrics to guide improvements. Hands-on with OpenAPI/Protobuf and code-generation workflows; you value strongly typed contracts between services and UI. Familiar with GitHub and GitHub Actions (or similar) for CI/CD More ❯
for type-safe data access. Comfortable writing tests (JUnit, Testcontainers, MockMVC) and using code-coverage metrics to guide improvements. Hands-on with OpenAPI/Protobuf and code-generation workflows; you value strongly typed contracts between services and UI. Familiar with GitHub and GitHub Actions (or similar) for CI/CD More ❯
for type-safe data access. Comfortable writing tests (JUnit, Testcontainers, MockMVC) and using code-coverage metrics to guide improvements. Hands-on with OpenAPI/Protobuf and code-generation workflows; you value strongly typed contracts between services and UI. Familiar with GitHub and GitHub Actions (or similar) for CI/CD More ❯
Skills & Experience Experience with telephony protocols: SIP, RTP/RTCP/SRTP/SRTCP, WebRTC Experience with AMQP Experience with libraries: libcURL, libsrtp, googleprotobuf Familiarity with Python Practical experience with JIRA, Git version control Ability to work with a large pre-existing code base Production of technical documentation detailing More ❯
Hybrid experience JavaScript, HTML5, CSS, Bootstrap NET Core/ASP.NET MVC/Restful Web Services, Entity Framework Core, Migrations, Identity framework SignalR, Web sockets, Protobuf Postgres/SQL Server or other relevant database Docker, Nginx, deployment to local machine Linux multi-platform Excellent communication skills Proficient in finding creative and More ❯
care about the user experience and know how to build user-friendly web applications. Experience with any of the following areas: GCP, Kubernetes, GRPC, protobuf, large scale data pipelines, would be a bonus! Where You'll Be This role is based in London (UK). We offer you the flexibility More ❯
design patterns and Object-Oriented Programming Sound computer science foundations: algorithms, data structures, concurrency, threading, and programming languages (Kotlin and Java) Experience working with protobuf, gRPC, and socket-based networking is desirable Strong communication skills, excellent teamwork capabilities Ability to act as a role model for other engineers on the More ❯
including modules for Security, Web, and Data Expertise in building event-driven systems that deliver high reliability and performance Familiarity with message schemas (Avro, Protobuf) and strategies for evolving events Experience integrating with identity systems like Keycloak Strong grasp of system-level concerns like observability, availability, and resilience Background working More ❯
build systems, cross-compilers, LTE modems, and protocols like I2C/SPI/UART. Experience with OpenWRT, Buildroot, Git, MQTT, AMQP. Bonus: Python, ProtocolBuffers, and AVR or similar microcontrollers. More ❯
City of London, England, United Kingdom Hybrid / WFH Options
Keyrock
background considered) Experience in a trading environment (HFT, Market Making, Prop Trading, etc.) Willingness to become an expert in Rust Experience with PostgreSQL and protobuf-based protocols or similar Exchange connectivity experience and/or FPGA technologies (preferred) Experience in Low-Latency Options Trading and systems (nice to have) Soft More ❯
London, England, United Kingdom Hybrid / WFH Options
Keyrock
C++ (C background considered) Experience in a trading environment (HFT, Market Making, Prop Trading) Eagerness to become proficient in Rust Experience with PostgreSQL and protobuf protocols Exchange connectivity experience and/or FPGA knowledge (preferred) Experience in high-frequency options trading and low-latency systems (nice to have) Soft Skills More ❯
including modules for Security, Web, and Data Expertise in building event-driven systems that deliver high reliability and performance Familiarity with message schemas (Avro, Protobuf) and strategies for evolving events Experience integrating with identity systems like Keycloak Strong grasp of system-level concerns like observability, availability, and resilience Background working More ❯
including modules for Security, Web, and Data Expertise in building event-driven systems that deliver high reliability and performance Familiarity with message schemas (Avro, Protobuf) and strategies for evolving events Experience integrating with identity systems like Keycloak Strong grasp of system-level concerns like observability, availability, and resilience Background working More ❯
including modules for Security, Web, and Data Expertise in building event-driven systems that deliver high reliability and performance Familiarity with message schemas (Avro, Protobuf) and strategies for evolving events Experience integrating with identity systems like Keycloak Strong grasp of system-level concerns like observability, availability, and resilience Background working More ❯
including modules for Security, Web, and Data Expertise in building event-driven systems that deliver high reliability and performance Familiarity with message schemas (Avro, Protobuf) and strategies for evolving events Experience integrating with identity systems like Keycloak Strong grasp of system-level concerns like observability, availability, and resilience Background working More ❯
observability). • Own protocol & data model standards for client to venue and internal flows (eg FIX 4.4/5.0, REST/gRPC, protobuf, JSON) Hands on Engineering • Lead development of price engine, negotiation logic and execution gateways in the target architecture • Implement ultra low latency market data handlers More ❯
Web Assembly, PWA) Experience (2+ years) NET Core/ASP.NET MVC/Restful Web Services, Entity Framework Core, Migrations, Identity framework, SignalR, Web sockets, Protobuf Postgres/SQL Server or other relevant database Docker, Nginx, deployment to local machine Radzen Blazor (or other UI libraries such as Blazorise, Mud Blazor More ❯
Software configuration management tools (e.g. GIT, ClearQuest, Trac, or Subversion), Python, Eclipse IDE, GoogleProtocol Buffer, model-based design (e.g. MATLAB, Simulink), service-oriented architecture, and Linux OS. Software defined radio architecture (SCA, REDHAWK, or GNU), Commercial wireless standards geolocation techniques. Due to federal contract requirements, United States … similar software processes may be substituted for a bachelor's degree. Ability to develop, maintain, and enhance signal processing software (e.g. detectors, demodulators, protocol processors). Review and test software components for adherence to the design requirements and documents test results. Resolves software problem reports. Utilize software development … SCA, REDHAWK, or GNU), commercial wireless standards geolocation techniques, software configuration management tools (e.g. GIT, ClearQuest, Trac, or Subversion), Python, Eclipse IDE, GoogleProtocol Buffer, model-based design (e.g. MATLAB, Simulink), service-oriented architecture, and Linux OS. $160,000 - $186,000 a year The pay range for this More ❯
Job Description Senior Test Lead Engineer | Network Services Location: Birmingham Salary: £80,000 to £100,000 + 15% Bonus, 10% Pension, Life Assurance, Excellent Benefits, Share Equity Working Arrangement: Hybrid (3 days On Site, 2 days Remote) This is a More ❯
version control. Experience with testing frameworks (XCTest). Bonus Points Experience with Medical Device Software Development. Experience with SwiftUI. Experience with watchOS. Experience with Protobuf and GRPC. Experience with UX design and a strong understanding of Apple's Human Interface Guidelines. Experience with the setup of continuous integration and continuous … pipelines. Published apps on the App Store or OSS projects (please provide links in your application). Requirements Strong understanding of functional and protocol-oriented programming, and active experience with Structured Concurrency. Strong understanding of (client) security principles and tools. Excellent problem-solving and debugging skills. Eager to More ❯
Job Title: Kafka Architect- Cloudera Location: Leeds (2days/week Onsite) Duration: 06+ Months Job Summary: We are looking for an experienced Kafka Architect to design and implement scalable, high-throughput data streaming solutions using Apache Kafka on Cloudera (on More ❯