Assistant Headteacher: Head of Mathematics and Able

Assistant Headteacher:
Head of Mathematics and Most Able (Years 7-13)

Job . ECCL Position Type:
Assistant Headteacher Pay Range: L13-L17

Position

Start Date:

13/04/2026 Contract Type:
Full-time Contract Term:
Permanent

Application Close: 22/02/2026 Midnight Date of Interviews:
Tuesday & Wednesday 24/25 February

Salary Range: L13-L17

Contract type:
Full Time | Permanent

Start date:
Easter or later by negotiation

Closing date:
Midnight on Sunday 22 February 2026

Interview dates:
Tuesday 24 February & Wednesday 25 February 2026

This is a rare and exciting opportunity to lead, shape and build one of the very best Maths departments in Essex, while also driving a whole-school commitment to excellence for our most able students across KS3-5. As an Assistant Headteacher with strategic oversight of Maths and the Most Able strand, you will work closely with the Headteacher and senior leaders to design an exceptional curriculum, develop outstanding teaching, and ensure that high prior attainers are consistently stretched, challenged and inspired.

You will have genuine influence - setting direction, growing talent, and embedding a culture where ambition, scholarship and belief in what students can achieve is woven through every classroom. Aligned to our vision of being a remarkable school, this role is for an ambitious leader who wants to build something exceptional and leave a lasting legacy of excellence.

We are determined to become the school of choice in Essex-a place where every young person is challenged, supported, and inspired to thrive. This isn't a dream - it is a promise and you will be at the centre of delivering and creating this.

This is a strategic leadership post, combining subject excellence with whole‑school impact. The successful candidate will:

• Provide strategic leadership for Mathematics, driving up standards and championing excellent pedagogy across Years 7-13
• Lead and develop the Most Able and Scholars provision, including the innovative KES Scholars Programme
• Inspire and develop staff as part of a values‑driven, supportive SLT
• Shape a culture where ambition, excellence and intellectual curiosity are celebrated

• Is an outstanding teacher and credible leader of Mathematics with a proven track record in the classroom and in leading the subject strategically
• Has demonstrable success in improving outcomes and developing teams - you'll need to show clear evidence of raising standards and building capacity in others
• Is intellectually curious, outward‑facing and excited by innovation and excellence - someone who actively seeks out best practice, stays current with educational research, and brings fresh thinking to the role
• Believes deeply in the power of enrichment, aspiration and opportunity - you're passionate about unlocking potential and creating transformative experiences for our most able students
• Aligns with our values:
  Dream. Believe. Achieve.
  
  - these aren't just words on a wall; they should reflect your approach to leadership and education
• Combines strategic vision with operational excellence - you can think big picture whilst ensuring the details are right
• Is a visible, values‑driven leader who inspires trust, collaboration and professional growth across the school community
• Has the resilience and adaptability to thrive in a school on an ambitious improvement journey, embracing both the challenges and opportunities this brings
• Brings energy, positivity and a solutions‑focused mindset to everything you do - you're someone who makes things happen

This is a school with immense potential and a powerful sense of purpose. Under new leadership, we are creating something exceptional‑step by step, brick by brick. You will be joining a committed, talented team at a moment of transformation, where your leadership will directly shape our school's success story.

The school day lends itself to a good work/life balance with the teaching day ending at 14:10. The school offers an extensive support programme, including mentor/buddy system, Initial Teacher Training support for Early Career Teachers…